Hepatitis Expert Witnesses

Hepatitis 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 hepatitis. The hepatitis expert witness listings on this page are typically from fields/areas of expertise such as: Gastroenterology, Hepatology, Infectious Diseases, Legal Medicine, Pathology, and Pharmaceutical Regulation.

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Joseph B. Marzouk, MD, FIDSA

Infectious Disease Specialist

Oakland, California
Infectious Diseases - Infections in all medical Specialties, Sepsis, HIV, AIDS, hepatitis, food poisoning, pneumonia, orthopedic infections, meningitis, surgical infections, wound infections, urinary tract infections, endocarditis, abdominal infections, abscess, septic arthritis, infection control
Clinical Infectious Disease Specialist in active practice; Extensive experience in medico-legal review for both plaintiffs and defense; Board Certified in Infectious Disease; HIV Specialist; Medical Director of Infection Prevention and Control at two Northern California Hospitals; Chief of Infectious Disease at Summit Medical Center. See CV for further details.
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David S. Borislow, MD

Gastroenterology and Liver Disease Specialist

David Borislow MD, PLLC

Treasure Island, Florida
Gastroenterology, Hepatology - Endoscopy, colonoscopy, colorectal cancer screening, Barrett’s esophagus, GERD, diseases of the esophagus, stomach, intestines, pancreas, liver, hepatitis, gastric and duodenal ulcers, food borne illness, perforation, pancreatitis, colon polyp, food poisoning, Colon cancer, Rectal cancer
I am an experienced board-certified gastroenterologist, trained at The Johns Hopkins University School of Medicine and Duke University Medical Center. I have practiced in the Tampa Bay area for over 35 years, where I have both directed my own practice, and was instrumental in the formation of a large single specialty group practice. I have been involved in the formation and management of several endoscopy centers, and have been the Chief of Endoscopy at a large regional hospital for several terms. I have been on the American College of Gastroenterology Practice Management Committe, which included medical legal issues, and co-chaired a national conference for the ACG on practice management. I am open to reviewing cases for both defendants and plaintiffs, including depositions and trial testimony. In addition, I have also reviewed records and offered my expert opinion related to potential food-borne illness assertions and medical causation.
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David B Ross, MD, PhD, MBI

Infectious Disease Physician & Former FDA Reviewer

David B Ross MD PHD MBI LLC

Baltimore, Maryland
Pharmaceutical Regulation, Infectious Diseases - Food and Drug Administration (FDA), drug/biologics safety/labeling/post-marketing surveillance, FDA drug/biologics regulations/procedures/applications (INDs/NDAs/BLAs), clinical trials, drug development, pharmacy compounding, HIV, MRSA, antibiotics, hepatitis, osteomyelitis, influenza, C. difficile
Dr. Ross is a Yale fellowship-trained, board-certified infectious disease physician with expertise in clinical medicine, pharmaceutical development and regulation, and public health . An active clinician in practice for over 30 years, he provides patient care in the areas of infectious disease and primary care. Dr. Ross received his undergraduate degree in Molecular Biophysics and Biochemistry from Yale University and his medical degree from New York University School of Medicine. He completed his internal medicine residency training at NYU Medical Center and infectious disease fellowship training at Yale University. Dr. Ross also holds a M.S. and Ph.D. in Biochemistry from NYU, and a Master’s Degree in Biomedical Informatics from Oregon Health & Sciences University. Dr. Ross spent 10 years at the FDA’s Center of Drug Evaluation and Review (CDER) as a medical officer, senior medical reviewer, medical team leader, and new drug review office management official. He has extremely br...
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Harry F Hull, MD

HF Hull & Associates, LLC

Reno, Nevada
Infectious Diseases, Legal Medicine - Coronnavirus, COVID-19, Food Poisoning, E. coli, Salmonella, Norovirus, Campylobacter, Hepatitis, Listeria, Influenza, MRSA, Legionnaires, Forensic Epidemiology
40 years experience in infectious disease control including Centers for Disease Control, World Health Organization, state epidemiologist for 2 states. Expertise - infectious diseases, foodborne illness, disease transmission, outbreak investigation, epidemiology. Board certified in pediatrics. 15 years experience as an expert witness. Retained in nearly 300 cases with more than 50 depositions and trials. Cases include Listeria from Cantaloupe; Salmonella from peanut butter, peanut paste, white pepper and chain restaurants; E. Coli from chain restaurants; Campylobacter from peas; Yersinia from pasteurized milk; occupational MRSA; Hepatitis C transmitted in medical settings, Legionnaire's Disease. Former member of the ACIP, the CDC committee that sets vaccination policy in the US. In depth knowledge of current COVID-19 (Coronavirus) outbreak. Managed SARS and anthrax responses and bioterrorism planning for the State of Minnesota. Served as WHO consultant for 2009 influenza pa...
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Santa R Nandi, MD FACG

Gastroenterology and Liver diseases

Santa Nandi MD PC

Hicksville , New York
Gastroenterology, Hepatology - Gastrointestinal bleeding, Colon cancer, Crohn's disease, Colitis, Acid Reflux, Colonoscopy, Gastrointestinal Endoscopy, Hepatitis, Ulcers, Polyps, Diverticulitis with perforation/ abscess, Diverticulosis
Santa R. Nandi MD is a Diplomate of the American Board of Internal Medicine, board certified in the subspecialty of Gastroenterology. She completed her training at LIJMC, the Long Island Campus for The Albert Einstein School of Medicine, NY. Her subspecialty practice of Gastroenterology and Liver diseases is based in New York. She has over 30 years of experience in her subspecialty. She has also been actively involved in performing expert witness reviews in Gastroenterology since 2020, even while she continues to practice clinical Gastroenterology and gastrointestinal endoscopic procedures on a regular basis. She uses her extensive knowledge and clinical experience to meet the highest standards of care for all her patients while, at the same time, using her expertise to work closely with multiple legal experts both within and outside of New York. She is an extremely well spoken physician. She delivers precise expert reviews and reports on medico-legal cases, meeting time deadlines ...
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Mark G Ettel, MD

Gastrointestinal and Liver Pathologist

University of Rochester Medical Center

Rochester, New York
Pathology - Gastrointestinal, GI, Liver, Pancreas, Biliary, Frozen section, colon, stomach, intestine, bowel, biopsy, IBD, inflammatory bowel disease, rectum, anus, dysplasia, hepatitis, pancreas, colitis
Associate Director of Surgical Pathology (2025-present) and Director of Gastrointestinal Pathology (2021-present) at the University of Rochester Medical Center. Fellowship trained and clinically active in Gastrointestinal, Liver, and Pancreas pathology, and also clinically practice frozen section diagnosis and cardiac pathology. I have published peer-reviewed articles on a variety of topics in gastrointestinal and liver pathology including pancreatic adenocarcinoma, liver biopsy diagnosis, esophagitis, and colitis. I also have presented and moderated educational and research sessions on GI, liver, and general surgical pathology at national conferences including the United States and Canadian Academy of Pathology (USCAP) Annual Meeting and American Society for Clinical Pathology (ASCP).
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Qin Rao, MD

Gastroenterology Expert, Cornell, Manhattan NYC

Rao Gastroenterology PLLC

New York, New York
Gastroenterology, Hepatology - Colonoscopy complications, Endoscopy complications, Bowel perforation, GI bleeding, Missed polyps, Pancreatitis, ERCP complications, Bile duct injury, Crohn’s misdiagnosis, Ulcerative colitis, Diverticulitis, Esophageal perforation, GERD, Liver disease, Hepatitis, Celiac disease, GI cancer, Colorectal surgery, Standard of care
Board-Certified Gastroenterologist and Hepatologist practicing at Manhattan Gastroenterology, consistently recognized with 5-star patient reviews for delivering high-quality, compassionate care. Affiliated with Cornell, with ongoing involvement in academic and clinical activities. Experienced in medical record review, case analysis, and expert testimony. Have served as an expert witness for both plaintiffs and defendants, offering balanced, objective opinions on standards of care, delayed or missed diagnosis, procedural complications, and informed consent. Completed medical training at SUNY Downstate College of Medicine, followed by an Internal Medicine Residency and Gastroenterology & Hepatology Fellowship at Stony Brook University Hospital. Board-Certified in Gastroenterology (2021) and Internal Medicine (2018). Educational background includes a Master of Science in Chronic Disease Epidemiology from Yale University and a Bachelor’s degree from Columbia University, providing a s...
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David R Neiblum, MD, FACP, FACG, AGAF

Excellent communicator, seasoned expert, fast eval

West Chester, Pennsylvania
Gastroenterology - Crohn's, ulcerative colitis, polyps, colon cancer, esophageal cancer, Barrett's, gastric cancer, pancreatic cancer, endoscopy, colonoscopy, perforation, pancreatitis and fluid mgmt, diverticulitis, ulcers, bleeding, PEG tubes, hepatitis, cirrhosis, celiac, GERD
Dr. Neiblum has been a practicing, board-certified gastroenterologist for 29 years, and is the senior partner of a large GI practice in a Philadelphia suburb. He is a fellow of the American College of Gastroenterology, the American Gastroenterological Association, and the American College of Physicians, consistently voted a "Top Doc" by Philadelphia Magazine and Castle Connolly, and has personally performed almost 30,000 endoscopic procedures, including diagnostic and therapeutic colonoscopy, upper endoscopy, and PEG feeding tube placements. He is an expert on current practice guidelines including colonoscopy screening guidelines and appropriate intervals for both high risk (such as those with a family history of cancer, or those with ulcerative colitis) and average risk patients. Dr Neiblum is also an expert on appropriateness of endoscopic and imaging procedures for particular patient complaints, and when such procedures are NOT indicated. In addition, he is an expert on GI b...
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Scott Choi, MD

Gastroenterology, Food safety, Pharmaceutical

Gastroenterology Associates, PC

Mclean, Virginia
Gastroenterology, Hepatology - Crohn's disease and colitis, colon polyps, colon cancer, esophageal cancer, Barrett's, gastric cancer, pancreatic cancer, ERCP, Endoscopy, colonoscopy, perforation, pancreatitis, diverticulitis, gastric ulcers, duodenal ulcers, gastrointestinal bleeding, PEG tubes, hepatitis, cirrhosis, food safety
Dr. Myung (Scott) Choi has been an expert witness for over the past decade, and is currently a partner of Gastroenterology Associates, P.C. in northern Virginia. He provides expert witness work for both defense and plaintiff attorneys. He is board-certified in gastroenterology, and licensed to practice medicine in the state of Virginia. Since 2001, he has practiced gastroenterology and hepatology in both the academic and private practice environments. As an assisitant clinical professor at Metropolitan Hospital in New York city from 2005-2006, he was recognized by the medical students as the best physician-teacher. From 2014-2019, he served in many roles, including: CEO of Gastroenterology Associates, Director of Digestive Disease for Novant Health in northern Virginia, president of Advanced Digestive Care, and a speaker for Allergan and Abbvie. Over the course of his career, he has been recognized as a “Top Doctor” by Washingtonian Magazine, Consumer Checkbook and Northern ...