Medical Necessity Expert Witnesses
Medical necessity expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on medical necessity. The medical necessity expert witness listings on this page are typically from fields/areas of expertise such as: Chiropractic, Chiropractic Neurology, Emergency Medicine, Family Medicine, Fraud, Geriatrics, Hospice and Palliative Care, Hospital Administration, Hospitalist, Insurance, Internal Medicine, Medical Billing, Medical Coding, Medical Devices, and Medical Management.
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Allison Weiner-Lasher, DPT, OTR/L
Physical Therapy and Occupational Therapy Expert
Allison Weiner-Lasher Therapy and Consulting Services, LLC.
Alabama
Physical Therapy, Occupational Therapy
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Nursing homes, inpatient rehab hospitals, pediatrics, geriatrics, surgical protocols, falls, sexual assault, Durable medical equipment, orthopedics, pressure sores, transfers, independent medical examination, fall risk assessment, supervision, fall precautions, medical necessity, trauma, oncology, outpatient rehabilitation, neurological
Licensed physical and occupational therapist. 20+ years of clinical experience including adults, pediatrics, nursing homes, inpatient rehabilitation and outpatient rehabilitation. Several years teaching experience. 9+ years expert witness experience. Significant supervisory experience of physical therapy and occupational therapy assistants, aides and students.
Adult Physical Therapy (PT) experience includes patients with physical therapy deficits after oncology diagnoses and treatments, arthroscopic/arthroplasty surgeries of the shoulder, knee, hip and ankle, rotator cuff repairs, total shoulder replacements, Achilles repairs, post-operative cervical, thoracic and lumbar spine surgeries, back pain syndromes, hand injuries/tendon repairs, ankle injuries/fractures, carpal tunnel repair, lumbar and cervical spine injuries, neurological diagnoses, knee, hip, and ankle injuries and foot conditions. Inpatient/SNF/Outpatient Setting
Occupational Therapy (OT) experience includes cardiova...
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Shishir Shah, DO, CWS, ABPM
Top Doctor Award Winning Wound Expert
SCOTTSDALE, Arizona
Wound Care, Medical Devices
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bedsores, skin injuries, surgical wounds, burns, pressure ulcers, venous ulcers, hyperbaric oxygen, infections, nursing home, medical devices, telemedicine, scar, qui tam, medical necessity, fraud, patents, medical director, decubitus ulcers, diabetic ulcers, regenerative medicine
Award-winning wound care physician in active clinical practice. Wound care clinical, safety ,and leadership experience in acute care, skilled nursing (nursing homes), rehabilitation, and home health settings. Certified Wound Specialist (CWS) with additional Board Certifications in Hyperbaric Medicine and Family Practice. Has served as the medical director of several wound programs. Over twenty years of medical necessity/utilization review and expert witness experience. Midwestern University and Creighton Medical School faculty. Significant private equity, medical device CMO , startup, and consulting experience. Undergraduate degree in aeronautical engineering, Rensselaer Polytechnic Institute.
Deposition and trial experience in multiple states. Over 85,000 wound encounters. Key roles have included medical director oversight of several level 1 hospital trauma wound programs, 5 community hospital wound programs, and over 15 SNF/LTACHs. Co-implemented one of the largest wound care/hyp...
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Paul Saiz, MD, FAAOS, CIME
Spine surgery and coding expert
3 Crosses Orthopedic Spine
Arizona
Spine Surgery & Spine Care, Medical Coding
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Spine fusion, Spine tumors, Spine trauma, Laminectomy, Discectomy, Total disk replacement, Decompression, Dural tear, Pedicle screws, Independent medical examinations, IME, Causation, Medical coding, Medical billing, Medical necessity, Spinal abscess, Disability evaluation, Workers Comp, MVA
Board Certified in Orthopedic Surgery and Spine Surgery in active clinical practice. Fellowship trained in both spinal reconstructive surgery and musculoskeletal oncology and reconstruction. 20+ years clinical experience in spine surgery. Well-experienced public speaker. Special expertise in spinal care coding and medical necessity. New Mexico State Team Physician. Experienced expert witness, certified independent medical examiner, and medical necessity peer reviewer. Licensed in New Mexico, Texas and Arizona. Co-vice chair North American Spine Society Coding Committee.
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Jared R. Greenholz, MD
Top-Rated Expert in Heart Attack & Trauma Care
Arizona
Emergency Medicine
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Emergency Physician, Emergency Medicine, ER, Medical Malpractice, Standards of Care, Trauma, Stroke, Airway Management, Central Line Placement, Heart Attack, Appendicitis, Epidural Abscess, Pulmonary Embolism, Medical Necessity, Head Trauma, Fractures, Diabetic Ketoacidosis, Cardiac Resuscitation
Dr. Jared Greenholz, MD is an Emergency Medicine Doctor, who primarily practices in Oakland and Lakeport, California. He has been practicing for over 19 years and is board certified in Emergency Medicine by the American Board of Emergency Medicine. Dr. Greenholz graduated from New York Medical College and is currently affiliated with Highland Hospital and Sutter Lakeside Hospital.
His specialties include:
Trauma, stroke, airway management, central line placement, myocardial infarction, heart attack, appendicitis, epidural abscess, aortic dissection, pulmonary embolism, testicular torsion, ectopic pregnancy, medical necessity, pediatric emergency, head trauma, emergency trauma, fractures, dislocations, rural emergency medicine, headaches, diabetic ketoacidosis, abdominal pain, medical malpractice, standard of care, and cardiac resuscitation.
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Thomas Baird McIlraith, MD, SFHM, CLHM
Baird Medical Consulting
Davis, California
Hospitalist, Internal Medicine
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Hospitalist, Hospital Medicine, Internal Medicine, Infections, Pneumonia, Electrolyte abnormalities, Hypertension, Diabetes, Heart Disease, Sepsis, Shock, Falls, Stroke, Medical Necessity, InterQual, Milliman Care Guidelines (MCG)
Dr. McIlraith received his BS, and MD from the University of Wisconsin; and completed Internal Medicine Residency at the McGaw Medical Center of Northwestern University in 1999. In 2000, he was made the head of the hospitalist division in the South Sacramento Kaiser Permanente. He became the Chairman of Hospital Medicine at Mercy Medical Group in 2004. In the subsequent 12 years he grew the department from 12 to 84 hospitalists. He was elected to the MMG board of directors in 2009, and served as Treasurer from 2011 through 2016. He has served as the Chairman of Medicine at Mercy General Hospital since 2020.
Dr. McIlraith has been providing expert opinion services to defense and plaintiff clients since 2011.
He has served on the The Doctors Company Hospital Medicine Advisory Board.
Dr. McIlraith joined NAIP (now SHM) as a charter member in 1998 and has been active ever since. He was in the inaugural FHM class in 2009, the inaugural SFHM class in 2010, and the inaugural CLHM...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
California
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Adam Schulte, D.O.
5⭐️ Family Med Physician w/ Multiple Specialties
The Drop-In Doc
Yorba Linda, California
Family Medicine, Sports Medicine
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Urgent Care, Aesthetic Medicine, Regenerative Medicine, Primary Care, General Practice, Electronic Medical Records, Orthopedics, Aviation Medicine, Aerospace Medicine, Women's Health, Men's Health, Standard of Care, Medical Malpractice, Failure to Diagnose, Medical Records Review, Medical Necessity
Owner/operator of a Direct Primary Care clinic in Southern California. Board certified in Family Medicine, fellowship trained in Primary Care Sports Medicine. Additional extensive experience in Aesthetic medicine, Regenerative Medicine, and Aviation Medicine (current FAA Aviation Medical Examiner). Current workload is very flexible, eager to lend my variegated acumen and professional experience as an expert witness. Immaculate claims history, 8-year member of CAP-MPT. Licensed in CA, AZ, and TX. Erudite and adroit speaker, interpersonal communication is a marked strength. Licensed in California, Arizona, and Texas.
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Brett Halloran, MD, SFHM
Hospitalist, Medical Billing, Medical Necessity
Napa, California
Hospitalist, Medical Billing
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Wernicke Encephalopathy, Stroke, Hospital Transfers, Heart attack, Falls, Delirium, Pulmonary embolism, Alcohol withdrawal, Hospital transfers, Pneumonia, Medication side effects, UTI, Renal failure, Medical Billing, Medical Necessity , Abdominal pain, Bed sores, C Diff, Sepsis
Nationally recognized and awarded for contributions to the field of hospital medicine. Extensive experience in medical necessity as a physician advisor.
Dr. Halloran is board certified in internal medicine and in active practice as a hospitalist in Northern California at a referral center hospital with high severity of illness. He listens to patients and specializes in complex, challenging cases. He also serves as regional medical director for utilization management.
Dr. Halloran is an expert in medical billing and medical necessity. He has served as UM medical director and physician advisor for a large regional health care entity. In that capacity, he has reviewed thousands of charts for medical necessity.
In addition to more than 15 years of clinical experience at the bedside as a hospitalist and many years as medical director, Dr. Halloran has 10+ years of experience as an expert. Dr Halloran has served as an expert in hundreds of cases, with particular expertise in commun...
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Jared R. Greenholz, MD
Top-Rated Expert in Heart Attack & Trauma Care
Forest Knolls, California
Emergency Medicine
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Emergency Physician, Emergency Medicine, ER, Medical Malpractice, Standards of Care, Trauma, Stroke, Airway Management, Central Line Placement, Heart Attack, Appendicitis, Epidural Abscess, Pulmonary Embolism, Medical Necessity, Head Trauma, Fractures, Diabetic Ketoacidosis, Cardiac Resuscitation
Dr. Jared Greenholz, MD is an Emergency Medicine Doctor, who primarily practices in Oakland and Lakeport, California. He has been practicing for over 19 years and is board certified in Emergency Medicine by the American Board of Emergency Medicine. Dr. Greenholz graduated from New York Medical College and is currently affiliated with Highland Hospital and Sutter Lakeside Hospital.
His specialties include:
Trauma, stroke, airway management, central line placement, myocardial infarction, heart attack, appendicitis, epidural abscess, aortic dissection, pulmonary embolism, testicular torsion, ectopic pregnancy, medical necessity, pediatric emergency, head trauma, emergency trauma, fractures, dislocations, rural emergency medicine, headaches, diabetic ketoacidosis, abdominal pain, medical malpractice, standard of care, and cardiac resuscitation.
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David Martinez, CPC, CMRS, CCA, CCS, CCE, CHP, CCO
Medical Billing & UCR Reimbursement Expert Witness
Accurate Billing Investigators, Inc.
California
Medical Billing, Insurance
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Managed Care, HMO, PPO, Medicare, Medicaid, Reasonable Value, Audit, Hospital, ERISA, Usual and Customary, Reimbursement Disputes, Claims Denials, Athena Billing, Out-of-Network, Balance Billing, Fee Schedule Analysis, Expert Testimony, Medical Necessity, Multi-State, Healthcare Reimbursement
I have over 35 years of experience in medical billing, reimbursement, and managed care systems, with expertise spanning provider operations, payer methodologies, and claims adjudication practices. My work focuses on evaluating medical billing accuracy, reimbursement methodologies, usual and customary charges, and payer denial practices.
Practice includes multi-state reimbursement analysis, with extensive experience in California managed care systems, including HMO, IPA, and risk-based reimbursement structures, as well as Medicare Advantage and national payer methodologies. I have served in multiple roles, including claims examiner, billing manager, revenue cycle executive, and founder of a national medical billing and audit firm. This multidisciplinary experience allows me to analyze disputes from both the provider and payer perspectives. Experience includes analyzing billing system workflows and claims processing issues across platforms such as Athenahealth.
My expert work includ...
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Paul Louis, MD
Experienced ER expert, full-time clinical practice
Medical Legal Consults
Miami, Florida
Emergency Medicine
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Myocardial Infarction, Heart Attack/MI, Stroke, Epidural Abscess, Aortic Dissection, Pulmonary Embolism/PE, Testicular Torsion, Ectopic Pregnancy, Medical Necessity, Sepsis, Head trauma, EMTALA, Rape, Pyelonephritis, Veteran disability evaluator, PACT ACT, allergic reaction, suicide, psychosis
Dr. Louis is Board Certified in Emergency Medicine by the American Board of Emergency Medicine. He is a full-time practitioner of emergency medicine at a community emergency department. He has had experience in a range of practice settings from urgent care facilities and free-standing emergency rooms to trauma centers. His patient population ranges from infants to elderly nursing home patients. He has experience diagnosing and treating multiple serious conditions and also has extensive experience working locum tenens in rural/critical access hospitals. In his career, he has supervised medical students, residents, PAs, and ARNPs. He is also a trained veteran disability evaluator. In his 23 years of practice, he has seen over 100,000 patients.
Website: https://medicallegalconsults.com
Email: DrLouis@medicallegalconsults.com
Phone: (561) 445-6674
Undergraduate Degree: University of Florida, Magna Cum Laude, in Neurobiological Sciences
Medical Degree: University of Miami.
He is lic...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
Florida
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Allison Weiner-Lasher, DPT, OTR/L
Physical Therapy and Occupational Therapy Expert
Allison Weiner-Lasher Therapy and Consulting Services, LLC.
Florida
Physical Therapy, Occupational Therapy
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Nursing homes, inpatient rehab hospitals, pediatrics, geriatrics, surgical protocols, falls, sexual assault, Durable medical equipment, orthopedics, pressure sores, transfers, independent medical examination, fall risk assessment, supervision, fall precautions, medical necessity, trauma, oncology, outpatient rehabilitation, neurological
Licensed physical and occupational therapist. 20+ years of clinical experience including adults, pediatrics, nursing homes, inpatient rehabilitation and outpatient rehabilitation. Several years teaching experience. 9+ years expert witness experience. Significant supervisory experience of physical therapy and occupational therapy assistants, aides and students.
Adult Physical Therapy (PT) experience includes patients with physical therapy deficits after oncology diagnoses and treatments, arthroscopic/arthroplasty surgeries of the shoulder, knee, hip and ankle, rotator cuff repairs, total shoulder replacements, Achilles repairs, post-operative cervical, thoracic and lumbar spine surgeries, back pain syndromes, hand injuries/tendon repairs, ankle injuries/fractures, carpal tunnel repair, lumbar and cervical spine injuries, neurological diagnoses, knee, hip, and ankle injuries and foot conditions. Inpatient/SNF/Outpatient Setting
Occupational Therapy (OT) experience includes cardiova...
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Rayden Cody, M.D.
PM&R Medical Legal Expert - Academic Background
Atlanta, Georgia
Physical Medicine & Rehab, Pain Management - Medicine
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Interventional Pain Management, Spine Pain, Motor Vehicle Accidents, Slip and Fall, Medical Record Review, Life Care Plan Review, Medical Necessity, Degenerative Spine, MRI interpretation, Future Treatment Plans, Determination of Causation, Malpractice, IME
Professional Bio / Legal Profile
Rayden C. Cody, M.D.
Board-Certified in Physical Medicine & Rehabilitation
Licensed in the State of Georgia
I am a board-certified physician specializing in Physical Medicine and Rehabilitation (PM\&R), with over 25 years of clinical practice experience. The first decade of my career was dedicated to academic medicine, where I was responsible for the education and training of medical students, residents, and fellows. Since then, I have expanded my practice to include extensive medical-legal work, providing expert evaluations and testimony for both plaintiff and defense counsel.
My clinical and forensic expertise focuses on the assessment, treatment, and long-term management of individuals with musculoskeletal, neurological, and functional impairments. I have served in a wide range of legal contexts, including personal injury, workers' compensation, and medical malpractice. My services include independent medical examinations (IMEs), impairment rati...
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Alison K Zavodny, MD
Hospice & Palliative Expert | Capacity & Fraud
KRAUSE MEDICO-LEGAL
Gainesville, Georgia
Hospice and Palliative Care, Geriatrics
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Hospice Fraud, Terminality, Medical Necessity, Capacity Assessments, Testamentary Capacity, Undue Influence, Standards of Care, Palliative Medicine, Geriatrics, Medicare Compliance, False Claims Act, Informed Consent, Patient Autonomy, Goals of Care, Surrogate Decision-making, Dementia, Terminal Prognosis, Advance Directives
As a board-certified physician in Hospice and Palliative Medicine, I have been at the forefront of the field for over two decades. In 2008, I founded and developed WellStar Health System's Palliative Care program, establishing the clinical protocols, ethical frameworks, and documentation standards at a time when only one other program (Emory) existed in the region. Having served as a hospice medical director before Face-to-Face (F2F) documentation was a regulatory requirement, I have experienced the full evolution of hospice oversight. This foundational experience provides me with a unique and historically grounded perspective on the National Standard of Care.
I bring extensive clinical experience in leading high-stakes goals-of-care conversations and thoroughly documenting patient wishes. I have firsthand experience with the nuances of family disagreements and the challenges of evaluating the validity of Advance Directives. My forensic expertise lies in determining whether clinica...
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Paul Louis, MD
Experienced ER expert, full-time clinical practice
Medical Legal Consults
Georgia
Emergency Medicine
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Myocardial Infarction, Heart Attack/MI, Stroke, Epidural Abscess, Aortic Dissection, Pulmonary Embolism/PE, Testicular Torsion, Ectopic Pregnancy, Medical Necessity, Sepsis, Head trauma, EMTALA, Rape, Pyelonephritis, Veteran disability evaluator, PACT ACT, allergic reaction, suicide, psychosis
Dr. Louis is Board Certified in Emergency Medicine by the American Board of Emergency Medicine. He is a full-time practitioner of emergency medicine at a community emergency department. He has had experience in a range of practice settings from urgent care facilities and free-standing emergency rooms to trauma centers. His patient population ranges from infants to elderly nursing home patients. He has experience diagnosing and treating multiple serious conditions and also has extensive experience working locum tenens in rural/critical access hospitals. In his career, he has supervised medical students, residents, PAs, and ARNPs. He is also a trained veteran disability evaluator. In his 23 years of practice, he has seen over 100,000 patients.
Website: https://medicallegalconsults.com
Email: DrLouis@medicallegalconsults.com
Phone: (561) 445-6674
Undergraduate Degree: University of Florida, Magna Cum Laude, in Neurobiological Sciences
Medical Degree: University of Miami.
He is lic...
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Sarita M Massey, MD, MPH, FACOG
Catalyst Health and Equity Solutions LLC
Chicago, Illinois
Public Health, Hospital Administration
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medical necessity, utilization management, Insurance clinical policy reviews, managed care, obstetrics, gynecology
Board Certified Obstetrician and Gynecologist with more than 3 decades of experience in healthcare. Experience with peer review including 10 years on State Medical Disciplinary Board. More than a decade of experience as Medical Director on provider and payor side, authoring policies and procedures, performing medical necessity review with specialization in prior authorization.
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Victoria Coraglio, MD, CWSP
Chicago, Illinois
Wound Care, Nursing Homes
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Wound Care, Pressure Ulcers, Pressure Sores, Wound Prevention, Standard of Care, Nursing Home, Skilled facilities, Assisted living, Long Term Care, Geriatrics, Diabetic Ulcer, Venous ulcer, Arterial ulcer, Surgical wound, Telemedicine, Medical Necessity, Malpractice, Fraud, Medicare B, Osteomyelits
Dr Coraglio is a current active wound care physician for 5+ years, seeing over 150 patients a week at nursing/long term and skilled nursing facilities. Her main focus is treatment of wounds as well as implementing wound care practices in these facilities. Dr Coraglio is also a peer physician medical chart auditor, where she reviews data to ensure the accuracy of the medical record and assess the quality of patient care. She is a Certified Wound Specialist Physician (CWSP) by the American Board of Wound Management (ABWM).
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Daniel Batteiger, PT, DPT
Fishers, Indiana
Physical Therapy, Geriatrics
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Falls with Injury, Standard of Care, Medical Necessity, Surgical Protocols, Medical Malpractice, Negligence, Medical Billing, Nursing Home Rehabilitation, Fraud, Geriatrics, Home Health, Joint Replacements, Rotator Cuff Repair, Pressure sores
Dr. Batteiger has been a practicing physical therapist since 2016 with a background treating geriatric, post-operative, neurologic, musculoskeletal, and athletic patients. He is currently studying for the Geriatric Clinical Specialist certification, exam date in early 2026.
Following graduation, he began working at a level II trauma center that held the Joint Commission certification as a Primary Stroke Center and provided physical therapy to patients after neurological diagnoses including stroke, spinal cord injury, traumatic brain injury, and dementia. Provided orientation training for safe patient handling and proper use of mechanical lifts for new employees. He also piloted a program in the emergency department, including providing evaluations and collecting/analyzing data to present to upper management in order to establish efficacy of physical therapy in optimizing patient placement in collaboration with the medical team.
He transitioned to Montefiore Hospital in New Rochell...
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Richard A Parker, MD
Hospital Corporate Negligence
Care Dimensions hospice
Newton Highlands, Massachusetts
Hospital Administration, Hospice and Palliative Care
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Hospital Corporate Negligence, Hospital Liability, Hospital administration, Hospice care, Hospice fraud, healthcare fraud, Credentialing, Policies and procedures, Mental Health, Covid, sepsis, hemorrhage, medical billing, qui tam, medical necessity, DNR, end of life, hospital advertising
Highly experienced hospital corporate negligence, hospital credentialing and hospice expert witness. Reviewed over 800 cases and testified in 57 trials and depositions over 25 years. Trained at Dartmouth and Brown medical schools. Previous Assistant Professor appointment at Harvard Medical School. Practiced internal medicine for 24 years. Served as medical director and chief medical officer for Beth Israel Deaconess Physician Organization for 15 years in Boston. Former chief of medical services at Massachusetts Mental Health Center, Boston, MA and New England Deaconess Psychiatric unit. Former editor for Journal of the American Medical Association. Served as chief medical officer for Arcadia -- a data aggregation and analytics company providing population health services to large healthcare organizations. Currently practice in hospice for Care Dimensions hospice in Lincoln and Danvers, Mass. Experienced speaker and presenter.
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Alexander N Kim, DO, MBA, FAAFP, CHCQM-PHYADV, ACPA-C
UR, Standard of Care, & Compliance Expert
Asclepius Medical
Webster Groves, Missouri
Hospital Administration, Family Medicine
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Physician Advisor, Expert Witness, Medical-Legal Consultant, Standard of Care Analysis, Medical Necessity, Utilization Review (UR), Denial Management, Peer Review, Clinical Documentation Integrity (CDI), Medicare Two-Midnight Rule, CMS Regulations, Inpatient status, Urgent Care, Telemedicine, Observation Unit
I am Dr. Alexander Kim, DO, MBA, FAAFP, CHCQM-PHYADV, ACPA-C , a dually board-certified physician in Family Medicine (ABFM and AOBFP) dedicated to providing objective, evidence-based analysis for complex medical-legal cases. My expertise is built upon extensive experience in clinical practice, healthcare operations, and utilization management, making me a valuable resource for attorneys. I hold specialized credentials, including certification in Healthcare Quality and Management (CHCQM-PHYADV) and Certified Expertise in Physician Advising, Utilization Review (UR), and Clinical Documentation Integrity (ACPA-C) , which inform my deep understanding of Medical Necessity and Regulatory Compliance. Specifically, I evaluate cases involving Inpatient vs. Observation Status, Admission/Discharge Criteria, the application of InterQual/Milliman standards , and adherence to CMS Regulations, including the Medicare Two-Midnight Rule. My background encompasses serving as a Physician Advisor to majo...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
Henderson, Nevada
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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Mark L Friedman, MD, FACEP, FACP
Medical billing and coding expertise
Medical Directions LLC
Newbury, New Hampshire
Medical Billing, Medical Coding
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ALL STATES, Medical Billing, Coding, Usual and customary, reasonable and customary, DRG, CPT, ICD-10, ICD-9, medical necessity, fees, fee schedule, billing
Mark L Friedman MD FACEP FACP is currently Chief Medical Officer Emeritus of First Stop Health. He is an emergency physician emeritus at St Vincent’s Hospital in Bridgeport, CT. He was formerly Associate Professor of Emergency Medicine at the Frank Netter School of Medicine, Chief of Emergency Medicine at St Elizabeth's Hospital of Boston, Assistant Professor of Medicine at Tufts University School of Medicine, Assistant Clinical Professor of Emergency Medicine at the University of Illinois, and Adjunct Professor of Public Health at Benedictine University.
Dr. Friedman is an expert in DRG claims analysis and medical cost containment. He has helped design programs to prevent medical errors as well as malpractice litigation. He has served as an advisor to government on medical billing fraud and abuse and developed two companies that perform audits for the Medicare RAC. Dr. Friedman is the author of articles and books on medically related topics. Dr Friedman specializes in expert op...
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Allison Weiner-Lasher, DPT, OTR/L
Physical Therapy and Occupational Therapy Expert
Allison Weiner-Lasher Therapy and Consulting Services, LLC.
Glen Rock , New Jersey
Physical Therapy, Occupational Therapy
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Nursing homes, inpatient rehab hospitals, pediatrics, geriatrics, surgical protocols, falls, sexual assault, Durable medical equipment, orthopedics, pressure sores, transfers, independent medical examination, fall risk assessment, supervision, fall precautions, medical necessity, trauma, oncology, outpatient rehabilitation, neurological
Licensed physical and occupational therapist. 20+ years of clinical experience including adults, pediatrics, nursing homes, inpatient rehabilitation and outpatient rehabilitation. Several years teaching experience. 9+ years expert witness experience. Significant supervisory experience of physical therapy and occupational therapy assistants, aides and students.
Adult Physical Therapy (PT) experience includes patients with physical therapy deficits after oncology diagnoses and treatments, arthroscopic/arthroplasty surgeries of the shoulder, knee, hip and ankle, rotator cuff repairs, total shoulder replacements, Achilles repairs, post-operative cervical, thoracic and lumbar spine surgeries, back pain syndromes, hand injuries/tendon repairs, ankle injuries/fractures, carpal tunnel repair, lumbar and cervical spine injuries, neurological diagnoses, knee, hip, and ankle injuries and foot conditions. Inpatient/SNF/Outpatient Setting
Occupational Therapy (OT) experience includes cardiova...
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Michael A. Ruzek, DO, CPE, FACEP
Chief Quality Officer of Regional Health System
New Jersey
Emergency Medicine, Medical Management
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Quality of care, Patient Safety, Risk Management, Internal Medicine, Peer Review, Emergency Medicine, Accidents, EMTALA, Standard of Care, Malpractice, Medical decision making, Liability, Sentinel Events, Regulatory Compliance, Clinical governance, Patient safety protocol, Medical necessity, Informed consent, Negligence, Compliance
Dr. Ruzek s a board-certified emergency physician and experienced medical expert witness with extensive leadership experience in healthcare quality, patient safety, and clinical operations. He currently serves as Chief Quality Officer for a regional health system in North Carolina, where he oversees enterprise-wide quality improvement initiatives, regulatory compliance, peer review, risk reduction, and patient safety strategy.
In addition to active clinical practice in emergency medicine, Dr. Ruzek has provided medical-legal consulting and expert witness services involving emergency care, standard of care, patient safety, clinical documentation, causation analysis, systems-based failures, and quality-related healthcare litigation. His unique combination of frontline clinical experience and executive healthcare leadership provides attorneys with both detailed clinical insight and a broader systems-level understanding of healthcare delivery and medical decision-making.
Dr. Ruzek is ...
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Paul Saiz, MD, FAAOS, CIME
Spine surgery and coding expert
3 Crosses Orthopedic Spine
Las Cruces, New Mexico
Spine Surgery & Spine Care, Medical Coding
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Spine fusion, Spine tumors, Spine trauma, Laminectomy, Discectomy, Total disk replacement, Decompression, Dural tear, Pedicle screws, Independent medical examinations, IME, Causation, Medical coding, Medical billing, Medical necessity, Spinal abscess, Disability evaluation, Workers Comp, MVA
Board Certified in Orthopedic Surgery and Spine Surgery in active clinical practice. Fellowship trained in both spinal reconstructive surgery and musculoskeletal oncology and reconstruction. 20+ years clinical experience in spine surgery. Well-experienced public speaker. Special expertise in spinal care coding and medical necessity. New Mexico State Team Physician. Experienced expert witness, certified independent medical examiner, and medical necessity peer reviewer. Licensed in New Mexico, Texas and Arizona. Co-vice chair North American Spine Society Coding Committee.
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Dinesh John, MD, MMM, FACP, CHCQM-PHYADV
Hospitalist Expert Witness- SUNY Faculty
Jamesville, New York
Hospitalist, Medical Management
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hospital negligence, hospital liability, sepsis, infection, internal medicine, medication errors, pneumonia, hypertension, stroke, medical necessity, diabetes, cardiac arrest, chest pain, congestive heart failure, pulmonary embolism, informed consent, patient handoff, respiratory failure, pressure sores, falls
Award-winning, Board-certified hospitalist in active clinical practice with expert witness trial testimony experience. Former Chief Quality Officer and Assistant Vice-President of Quality at SUNY-Upstate University Healthcare System, with responsibility for overall quality of care and patient safety for a large healthcare organization serving over 1.8 million people in Upstate New York. Former Medical Staff President of an academic tertiary care hospital. SUNY Faculty.
Holds a Master of Medical Management (MMM) degree from Carnegie Mellon University, Certified Physician Advisor (CHCQM-PHYADV), and Distinguished Toastmaster (DTM).
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Allison Weiner-Lasher, DPT, OTR/L
Physical Therapy and Occupational Therapy Expert
Allison Weiner-Lasher Therapy and Consulting Services, LLC.
New York
Physical Therapy, Occupational Therapy
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Nursing homes, inpatient rehab hospitals, pediatrics, geriatrics, surgical protocols, falls, sexual assault, Durable medical equipment, orthopedics, pressure sores, transfers, independent medical examination, fall risk assessment, supervision, fall precautions, medical necessity, trauma, oncology, outpatient rehabilitation, neurological
Licensed physical and occupational therapist. 20+ years of clinical experience including adults, pediatrics, nursing homes, inpatient rehabilitation and outpatient rehabilitation. Several years teaching experience. 9+ years expert witness experience. Significant supervisory experience of physical therapy and occupational therapy assistants, aides and students.
Adult Physical Therapy (PT) experience includes patients with physical therapy deficits after oncology diagnoses and treatments, arthroscopic/arthroplasty surgeries of the shoulder, knee, hip and ankle, rotator cuff repairs, total shoulder replacements, Achilles repairs, post-operative cervical, thoracic and lumbar spine surgeries, back pain syndromes, hand injuries/tendon repairs, ankle injuries/fractures, carpal tunnel repair, lumbar and cervical spine injuries, neurological diagnoses, knee, hip, and ankle injuries and foot conditions. Inpatient/SNF/Outpatient Setting
Occupational Therapy (OT) experience includes cardiova...
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Michael J Craig, MD MPH SFHM
Hospitalist Expert Witness | 15+ Years Experience
Chapel Hill, North Carolina
Hospitalist, Internal Medicine
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Core hospital medicine, pneumonia, COPD, CHF, UTI, sepsis, care transitions, patient safety, quality improvement, medical record review, DVT prophylaxis, stroke, inpatient hypertension, hospital-at-home, inpatient telemedicine, cardiac telemetry, syncope
- MD & MPH, Tulane University
- Princeton University Graduate
- Senior Fellow in Hospital Medicine (SFHM)
- Associate Professor, UNC School of Medicine
- Associate Medical Director, UNC Health Hospital‑at‑Home Program (acute‑level care in the home)
- Founding President, NC Triangle Society of Hospital Medicine
- Former National District 4 Chair, Society of Hospital Medicine
- Completed SEAK's 'How to Excel as an Expert Witness in Medical Malpractice Cases' and 'How to Be an Effective Expert Witness at Deposition and Trial' courses
- Regional and national conference speaker
- Extensive clinical leadership experience.
- Published quality improvement research in hospital medicine
- Practicing clinical hospitalist
- Experienced physician advisor
- Active expert witness practice serving both plaintiff and defense attorneys nationwide
Specialized Areas of Expertise:
- Hospital medicine standard of care assessment
- Hospital-acquired complications
- Inpatient blood pressure man...
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Michael A. Ruzek, DO, CPE, FACEP
Chief Quality Officer of Regional Health System
Fayetteville , North Carolina
Emergency Medicine, Medical Management
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Quality of care, Patient Safety, Risk Management, Internal Medicine, Peer Review, Emergency Medicine, Accidents, EMTALA, Standard of Care, Malpractice, Medical decision making, Liability, Sentinel Events, Regulatory Compliance, Clinical governance, Patient safety protocol, Medical necessity, Informed consent, Negligence, Compliance
Dr. Ruzek s a board-certified emergency physician and experienced medical expert witness with extensive leadership experience in healthcare quality, patient safety, and clinical operations. He currently serves as Chief Quality Officer for a regional health system in North Carolina, where he oversees enterprise-wide quality improvement initiatives, regulatory compliance, peer review, risk reduction, and patient safety strategy.
In addition to active clinical practice in emergency medicine, Dr. Ruzek has provided medical-legal consulting and expert witness services involving emergency care, standard of care, patient safety, clinical documentation, causation analysis, systems-based failures, and quality-related healthcare litigation. His unique combination of frontline clinical experience and executive healthcare leadership provides attorneys with both detailed clinical insight and a broader systems-level understanding of healthcare delivery and medical decision-making.
Dr. Ruzek is ...
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Amanda Jordan, MD, FACEP
Emergency Medicine Physician
Texas
Emergency Medicine
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trauma, assault, toxicology, stroke, MI, fracture, concussion, heart attack, pulmonary embolism, appendicitis, sepsis, pneumonia, motor vehicle collision, DKA, abdominal pain, medical necessity
I am a full-time clinical practitioner of emergency medicine, am board-certified by the American Board of Emergency Medicine, and am a fellow of the American College of Emergency Practitioners. I have been in practice for over 17 years and have extensive experience at multiple practice levels, including level 1 trauma centers, teaching facilities, critical access emergency rooms, and free-standing emergency rooms.
I am ACLS and PALS certified. I have actively taught and supervised medical students, residents, nurse practitioners, and physician assistants throughout my 17 years of clinical and teaching practice.
I graduated cum laude with a degree in Zoology from University of Texas, attended medical school at University of Texas Medical Branch and was a chief resident of the emergency medicine program at University of Texas Southwestern.
Teaching Experience
• Clinical Assistant Professor, Department of Emergency Medicine, University of Arizona College of Medicine – Phoenix
• Clinic...
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David Martinez, CPC, CMRS, CCA, CCS, CCE, CHP, CCO
Medical Billing & UCR Reimbursement Expert Witness
Accurate Billing Investigators, Inc.
McKinney, Texas
Medical Billing, Insurance
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Managed Care, HMO, PPO, Medicare, Medicaid, Reasonable Value, Audit, Hospital, ERISA, Usual and Customary, Reimbursement Disputes, Claims Denials, Athena Billing, Out-of-Network, Balance Billing, Fee Schedule Analysis, Expert Testimony, Medical Necessity, Multi-State, Healthcare Reimbursement
I have over 35 years of experience in medical billing, reimbursement, and managed care systems, with expertise spanning provider operations, payer methodologies, and claims adjudication practices. My work focuses on evaluating medical billing accuracy, reimbursement methodologies, usual and customary charges, and payer denial practices.
Practice includes multi-state reimbursement analysis, with extensive experience in California managed care systems, including HMO, IPA, and risk-based reimbursement structures, as well as Medicare Advantage and national payer methodologies. I have served in multiple roles, including claims examiner, billing manager, revenue cycle executive, and founder of a national medical billing and audit firm. This multidisciplinary experience allows me to analyze disputes from both the provider and payer perspectives. Experience includes analyzing billing system workflows and claims processing issues across platforms such as Athenahealth.
My expert work includ...
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Paul Saiz, MD, FAAOS, CIME
Spine surgery and coding expert
3 Crosses Orthopedic Spine
Texas
Spine Surgery & Spine Care, Medical Coding
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Spine fusion, Spine tumors, Spine trauma, Laminectomy, Discectomy, Total disk replacement, Decompression, Dural tear, Pedicle screws, Independent medical examinations, IME, Causation, Medical coding, Medical billing, Medical necessity, Spinal abscess, Disability evaluation, Workers Comp, MVA
Board Certified in Orthopedic Surgery and Spine Surgery in active clinical practice. Fellowship trained in both spinal reconstructive surgery and musculoskeletal oncology and reconstruction. 20+ years clinical experience in spine surgery. Well-experienced public speaker. Special expertise in spinal care coding and medical necessity. New Mexico State Team Physician. Experienced expert witness, certified independent medical examiner, and medical necessity peer reviewer. Licensed in New Mexico, Texas and Arizona. Co-vice chair North American Spine Society Coding Committee.
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Adam Canion, MD, FAAEM, FACEP
Emergency Medicine Physician - Full Time Practice
Canion Medical PLLC
Tyler, Texas
Emergency Medicine
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Intubation, Airway Management, Myocardial Infarction, Heart Attack, Stroke, Appendicitis, Epidural Abscess, Aortic Dissection, Pulmonary Embolism, Testicular Torsion, Ectopic Pregnancy, Medical Necessity, Pediatric Emergency, Head Trauma, Failure to diagnose, Sepsis, Trauma, Envenomation, Overdose, Malpractice
Full time clinical practitioner of emergency medicine, Board Certified in Emergency Medicine by the American Board of Emergency Medicine. Has significant clinical experience at level 1 trauma centers, level 2 trauma centers, as well as associated critical access hospitals and freestanding emergency rooms. Has treated more than 30,000 patients in the emergency department. Recognized by the American Academy of Emergency Medicine as having expertise in pediatric, trauma, neurological, and cardiac resuscitation. Experience in chart review and standard of care evaluations. Undergraduate degree, Summa Cum Laude, in Health and Kinesiology. Expertise in resuscitation as well as life and limb saving emergency procedures. Serves on multiple clinical improvement committees including sepsis taskforce, national workforce committees and government relations committee. Experience in Children's Advocacy Center Medical Directorship and governor appointed Child Fatality Review Teams. Experience as c...
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Paul Louis, MD
Experienced ER expert, full-time clinical practice
Medical Legal Consults
Texas
Emergency Medicine
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Myocardial Infarction, Heart Attack/MI, Stroke, Epidural Abscess, Aortic Dissection, Pulmonary Embolism/PE, Testicular Torsion, Ectopic Pregnancy, Medical Necessity, Sepsis, Head trauma, EMTALA, Rape, Pyelonephritis, Veteran disability evaluator, PACT ACT, allergic reaction, suicide, psychosis
Dr. Louis is Board Certified in Emergency Medicine by the American Board of Emergency Medicine. He is a full-time practitioner of emergency medicine at a community emergency department. He has had experience in a range of practice settings from urgent care facilities and free-standing emergency rooms to trauma centers. His patient population ranges from infants to elderly nursing home patients. He has experience diagnosing and treating multiple serious conditions and also has extensive experience working locum tenens in rural/critical access hospitals. In his career, he has supervised medical students, residents, PAs, and ARNPs. He is also a trained veteran disability evaluator. In his 23 years of practice, he has seen over 100,000 patients.
Website: https://medicallegalconsults.com
Email: DrLouis@medicallegalconsults.com
Phone: (561) 445-6674
Undergraduate Degree: University of Florida, Magna Cum Laude, in Neurobiological Sciences
Medical Degree: University of Miami.
He is lic...
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Roger Clifford, DC, DACNB
Chiropractic 35 yrs experience in active practice
Clifford Pain Relief Chiropractic
Dallas, Texas
Chiropractic, Chiropractic Neurology
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Chiropractic, Chiropractic neurology, Personal injury, Malpractice, Car Accidents, Truck Accidents, Standard of Care, Informed Consent, Causation, Extent of Injury, Medical Necessity, Billing Reasonableness, Manipulation, Stroke, Vertebral Artery Dissection, Spinal Cord Injury, Disc Injury, Fractures, Failure to Refer, Misdiagnosis
I am a chiropractor & Board-Certified Chiropractic Neurologist in active practice. I have 35 years of experience as a chiropractor and almost 25 years of experience as a chiropractic expert providing expert chiropractic peer reviews and forensic testimony. I am available for plaintiff or defense. I have testified hundreds of times in depositions and trials, and I provide thoughtful answers with a calm demeanor even under cross examination. I am very detail oriented and provide objective opinions based on all of the available information. My opinions are supported by many peer-reviewed references and well established evidenced based guidelines. As a Designated Doctor with the State of Texas, I am trained and certified to determine the compensable injuries, extent of injury, impairment ratings, and other issues that arise in the Workers Compensation system. I teach other chiropractors board required continuing education hours on proper record keeping, coding, ethics, jurisprudence...
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Lance S. Loria, CPA, LFACHE, FAAMA
National Expert in Medicare Regulatory Matters
Loria Associates, LLC
Montgomery, Texas
Medical Billing, Fraud
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60-Day Rule, Hospice, Corrective Action Plan, Cost Report, Coding, Statistical Sampling, Overpayment, Skilled Nursing, Home Health, FCA, Medicare, Hospital, Physician, False Claim, Physician Contract, Compliance Training, Anti-Kickback, Laboratory Billing, Medical Necessity, Clinical Documentation
Mr. Loria has 53 years of healthcare (HC) regulatory compliance, M&A, Medicare reimbursement and appeals, hospital pricing, managed care contracting and litigation support. Extensive expert witness experience before the Provider Reimbursement Review Board, ALJ proceedings, civil and criminal litigation, and mediation and arbitration proceedings. Mr. Loria has represented hospitals, nursing facilities, home health, hospice, reference laboratory, physician groups, and other providers in Medicare appeals and controversies. During his career he has managed more than 2,000 Medicare disputes and other investigations.
He was a Partner in the SW Regional HC practice of PwC. Prior to joining PwC as a Partner, he was the National Director of the Regulatory practice at EY for 10 years. He founded Loria Associates in 2002 and serves as CEO and Managing Director. He has consistently served HC clients on a nation-wide basis and delivered excellent results based on his unique qualifications a...
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Megan Smith, DO, MBA
Medical Qui Tam False Claims Expert Witness
MAS Medical Consulting, LLC
Aledo, Texas
Medical Billing, Medical Coding
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Qui Tam, Health Insurance Fraud, Medical Necessity, Medicare Fraud, Medicare LCDs, Medicare, Commercial Insurance, Medicare NCDs, Medical Coding, Medicare Billing, Upcoding, Health Insurance Coding, Medicare Abuse, Commercial Insurance Fraud, Medical Policy
Dr. Smith is board certified in internal medicine with experience as a medical director in determining the medical necessity of procedures, post-acute care, admissions and billing & coding questions. Additionally, she has experience in serving as a consultant for pharmaceutical marketing research questions. She is licensed by the State of Texas Medical Board.
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Karla Lacayo, MD FACEP
Vienna, Virginia
Emergency Medicine
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Heart Attack, Stroke, Sepsis, Airway Management, Abdominal Aortic Aneurysm, Pulmonary Embolism, Aortic Dissection, Ectopic Pregnancy, Ovarian Torsion, Testicular Torsion, Appendicitis, Orthopedic Injuries, Medical Necessity, EMTALA, Medical Malpractice, Risk Management
Board Certified in Emergency Medicine by the American Board of Emergency Medicine (ABEM). Fellow of the American College of Emergency Physicians (FACEP). 16 years of experience in Adult and Pediatric Emergency Medicine. Practices full-time in a mid-sized community hospital, and supervises physician extenders. Worked as the sole provider in free-standing Emergency Department. Expert in standard of care in Emergency Medicine. Can assist with case review, expert witness testimony, opinions on medical malpractice and negligence. Medical Director for the Emergency Department, Chief of Staff for the Hospital. Serves on Credentials Committee, Quality Committee, and Peer Review Committee. Graduated cum laude from Dartmouth College, completed medical school at Northwestern University, and Emergency Medicine Residency at George Washington University. Licensed in Virginia. Fluent in Spanish.
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Mark P Guthrie, DC
Chiropractic Expert Witness, File Review, and IME
Guthrie Chiropractic Consultants
Spokane, Washington
Chiropractic, Physical Medicine & Rehab
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Independent Medical Examinations IME, File Review, Utilization management, Quality Assurance, Medical Record Review, Motor Vehicle Accident Injury, Disability Rating, Failure to Diagnose, Chiropractic Peer Review, Malpractice, Causation, Medical Necessity, Billing Reviews, Standard of Care, Apportionment, Negligence
I have over 25 years of extensive clinical experience. Along with regular patient care as a Chiropractor who practices in a large Medical Group, I specialize in evaluating patients for Independent chiropractic examinations (IME’s) and thorough medical file reviews for disability ratings, fraudulent practice and billing cases, documentation and case reviews for insurance companies and third-party payers. I have provided depositions and have testified as an expert witness for spinal injuries involving work accidents and motor vehicle collisions
By conducting comprehensive reviews and making evidence-based decisions, I effectively recommend appropriate levels of care while maximizing resources and minimizing unnecessary expenses. I am also a Certified Chiropractic Insurance Consultant, having completed the 100 hour advanced training course accredited through the C.C.E. I pride myself on prompt turnaround for completion of cases.
I am on the Physician Advisory Board of the Center fo...
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Morgan R. Price, DC
West Coast Chiropractic Experts
Seattle, Washington
Chiropractic
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Standard of Care, Chiropractic Peer Review, Slip and Fall, Billing Reviews, Causation, Personal Injury, Chiropractic Case Review, Medical Necessity, Apportionment, Whiplash, Medical Record Review, Motor Vehicle, Practice Guidelines, Trauma, Auto Accident, Traumatic Injury, Chart Review
Dr. Morgan Price is a residency-trained, hospital-based chiropractor in active clinical practice. She is intimately familiar with musculoskeletal diagnosis, treatment, medical necessity, imaging referral, and medical co-management. She has written and contributed to peer-reviewed, published research in areas such as medical co-management, musculoskeletal assessment and diagnosis, and best practice guidelines. She serves on a variety of advisory boards and committees with prominent professional associations and enjoys educating medical and chiropractic trainees as an attending in her clinic.
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Natalia P Zhikhareva, PhD
Gender Dysphoria Expert Adults| 7,200+ Evaluations
DR Z PHD PLLC.
Vancouver, Washington
Psychology, Mental Health
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Gender identity, Nonbinary, Gender transition, Civil rights, Gender affirming care, Gender dysphoria, Expert witness, Medical necessity, Custody evaluation, Transgender healthcare, Transgender assessment, Psychological evaluation, Discrimination, Court-appointed, Forensic psychology, DSM-5 diagnosis, Title IX, Competency evaluation
Dr. Natalia Zhikhareva (Dr. Z) is a licensed clinical psychologist with 20 years of exclusive specialization in gender dysphoria assessment and treatment for transgender and nonbinary adults. With over 7,200 completed evaluations, Dr. Z has developed specialized expertise across every type of gender presentation — from straightforward cases to highly complex, atypical situations involving trauma, neurodivergence, and co-occurring mental health conditions.
Dr. Z holds a Doctor of Clinical Psychology (PhD) and is licensed in California (PSY28888), Texas (#39338), New York (#024701), and Florida (out-of-state telehealth #197).
She is court-appointed as an expert witness in California — one of a small number of psychologists recognized by the courts as an authority on gender identity matters — and has provided expert testimony in cases including criminal matters involving life sentences.
Her forensic work encompasses gender dysphoria diagnosis, medical necessity evaluations, assessm...
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Kelly Carter, MD, FACEP
HealthAdvise
Verona, Wisconsin
Emergency Medicine
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Airway Management, Central Line Placement, Myocardial Infarction, Heart Attack, Stroke, Appendicitis, epidural abscess, aortic dissection, Pulmonary Embolism, Testicular Torsion, Ectopic Pregnancy, Medical Necessity, pediatric emergency, Head Trauma, Billing, Cost Analysis, Emergency trauma
Kelly Carter graduated in the top third of her class from the University of Wisconsin-Madison Medical School. She completed her Emergency Medicine Residency at the Pitt County Memorial Hospital/Brody School of Medicine and was Chief Resident for one year. She is board certified by the American Board of Emergency Medicine.
Kelly has been an emergency medicine physician for 16 years. She also has experience as a telemedicine physician, and was Co-Founder and CEO of Brily Innovations, a company using technology to create products that improved patient care, reduce financial loss and improve efficiency in the emergency department.
In her current role Kelly is assisting in charting efficiency through improving EPIC and Cerner templates, phrases, and lists, and gives individual coaching to improve documentation and reimbursement. She has over five years of experience in EPIC, Cerner, and Medhost, and has completed the EPIC Power User Course. She is serving her fourth year on the ...