Biliary Expert Witnesses
Biliary 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 biliary. The biliary expert witness listings on this page are typically from fields/areas of expertise such as: Emergency Medicine, Gastroenterology, General Surgery, Interventional & Vascular Radiology, Pathology, Radiology, and Ultrasound.
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Eric vanSonnenberg, MD
Diagnostic & Interventional Radiology
University of Arizona College of Medicine
Cave Creek, Arizona
Radiology, Interventional & Vascular Radiology
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Interventional Radiology, abscess, biliary, kidney, cancer, Ablation, stones, gallbladder, chest x-rays, CT scans, pancreatitis, complications, liver, post operative complications, ultrasound
Board Certified in both Internal Medicine & Radiology
Harvard trained
Extensive medical malpractice experience
Extensive publication & lecturing experience
Current or previous academic medical faculty member at: Harvard, UCSD, UCLA, University of Texas, University of Arizona
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Akash Desai, MD, FACEP, FPD-AEMUS
UCSD Emergency Medicine & Ultrasound Faculty
University of California, San Diego
San Diego, California
Ultrasound, Emergency Medicine
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Trauma, Cardiac Arrest, Myocardial Infarction, Electrocardiography, Diabetic, Torsion, Respiratory Failure, Intubation, Shock, Sepsis, CVC, Biliary, Block, Abscess, EMTALA, Airway, Narcotic Prescription, Seizure, Overdose, Stroke
Board certified emergency medicine physician in active clinical practice in California, holding the academic appointment of Health Sciences Assistant Clinical Professor in the Department of Emergency Medicine at the University of California, San Diego School of Medicine. Subspecialty expertise in point-of-care ultrasound and procedural emergency medicine.
Serves as Fellowship Director of Advanced Emergency Ultrasonography at UCSD, leading a competitive post-residency fellowship that trains board-eligible and board-certified emergency medicine physicians in advanced diagnostic and procedural point-of-care ultrasound techniques. Also serves as the inaugural Director of Emergency Ultrasound at UCSD East Campus Medical Center, where responsibilities include hospital-wide quality assurance, case review, credentialing oversight, and ultrasound education across clinical departments.
Completed residency training at The Mount Sinai Hospital in New York City and fellowship training in Advance...
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Brian S Myers, MD, FACS
Stockbridge, Georgia
General Surgery
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LAPAROSCOPY, STOMACH, BOWEL OBSTRUCTION & TUMORS, COLON CANCER & DIVERTICULITIS, GERD, FUNDOPLICATION, PARAESOPHAGEAL HERNIA, DIAPHRAGMATIC HERNIA, ABDOMEN & INGUINAL HERNIA, ACHALASIA, ADRENAL TUMORS, SPLEEN, BILIARY, CHOLECYSTITIS, ZENKER'S DIVERTICULUM
A practising general surgeon with a particular emphasis on minimally invasive techniques in the state of Georgia since 1999, my practice covers the breadth of general surgery from the common (i.e. cholecystectomies) to the rare (pheochromocytomas). Serving in leadership positions and on medical committees where I review charts on a regular basis in order to make challenging decisions on colleague's conduct and judgement has given me the skills to expeditiously review charts and make well thought out grounded recommendations.
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Mark G Ettel, MD
Gastrointestinal and Liver Pathologist
University of Rochester Medical Center
Rochester, New York
Pathology
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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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Charles C Owen Jr, MD, MBA, FACP, AGAF
Gastroenterologist/advanced endoscopist
ARLINGTON, Texas
Gastroenterology
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Interventional endoscopy, ERCP, Endoscopic ultrasound, Capsule endoscopy, Esophageal motility, Anorectal motility, Hepatology, Biliary, Crohn's disease, Pancreatic, Esophageal manometry, Anorectal manometry, Endoscopic Retrograde Cholangiopancreatography, Clinical research, Inflammatory bowel disease, Ulcerative colitis
Practiced general/advanced gastroenterology, endoscopy, and hepatology, capsule endoscopy, esophageal and anorectal motility, EUS, ERCP, HALO, luminal/pancreaticobiliary/LAMS stent placement, for twenty years. Also sub-/principal investigator of clinical research studies of inflammatory bowel disease, Cologuard screening, hepatic encephalopathy, eosinophilic esophagitis, and celiac sprue. Retired as Emeritus Honor Staff at Texas Health Arlington Memorial Hospital.
Serving as gastroenterology/hepatology subject matter expert and physician lead and point of communications in support of research sites contracted by Iterative Health, for education of investigators and clinical research specialists regarding clinical trials in inflammatory bowel disease, hepatological disease, and other gastrointestinal disorders. Specific duties include vetting research protocols and appropriateness to various research sites, engagement of key opinion leaders in gastroenterology, pharmaceutical spo...
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Eric L Thomas
General/acute care surgery- robotic surgery expert
Fredericksburg, Virginia
General Surgery
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robotic, laparoscopic, open surgery, minimally invasive, general surgery, acute care, cholecystectomy, appendectomy, colectomy, gastrointestinal surgery, endoscopy, medical malpractice, surgical complications, hernia, cancer, intestinal obstruction, mesh complications, post op pain, delay in diagnosis, biliary
Eric L. Thomas, MD, FACS is a board-certified general surgeon and Fellow of the American College of Surgeons (FACS) with more than 20 years of clinical experience in general surgery. He provides independent medical expert review and testimony in medical malpractice matters for both plaintiffs and defendants, offering objective, evidence-based opinions grounded in current standards of surgical care. Dr. Thomas maintains a broad-based, high-volume general surgery practice encompassing both elective and acute care surgery. His extensive clinical experience includes open, minimally invasive, and robotic surgical techniques. His practice includes upper and lower endoscopy, cholecystectomy, appendectomy, management of intestinal obstruction, colectomy, breast surgery, soft tissue masses and tumors, abdominal wall hernias, and the emergency management of a wide spectrum of acute surgical conditions. An expert in robotic surgery, Dr. Thomas has performed more than 2,000 robotic procedures ...