EXPERT WITNESS SPECIALTY INDEX

Gastroenterology Expert Witnesses

Our gastroenterology expert witnesses practice in the fields of gastrology, hepatology, colon and rectal surgery, and endoscopy. Expert Institute custom recruits experts for cases involving diseases and injuries relating to the digestive system, the gastrointestinal tract, stomach, intestines, esophagus, gallbladder, and pancreas. Our gastroenterology experts can opine on the standard of care for colonoscopy injuries, GI bleeding, constipation, colon and rectal surgery malpractice, surgical perforations, diarrhea, acid reflux, malabsorption, swallowing difficulties, ischemic bowel, ascites, cirrhosis, hepatitis, gastrointestinal cancer, colon cancer, colorectal cancer screening, diseases of the esophagus, Barrett’s esophagus, inflammatory bowel disease (IBD), ulcerative colitis, Crohn’s disease, celiac disease, GERD, and portosystemic encephalopathy.

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Gastroenterology Expert Witness | TexasView profile

E-674689

Gastroenterology Expert Witness | Texas

This highly-qualified expert has nearly 20 years of experience in the field of gastroenterology. He earned his BA biology from Texas A&M University and his MD from the University of Texas. He subsequently completed an internal medicine residency at the University of Texas and a gastroenterology and hepatology fellowship at the University of Alabama. He completed an additional fellowship in...

Obstetrics and Gynecology Expert Witness | North CarolinaView profile

E-005509

Obstetrics and Gynecology Expert Witness | North Carolina

This fellow of the American College of Obstetrics and Gynecology is fellowship trained and board certified in his field. Over his 10+ years of practice, he has been appointed to academic and clinical positions in Ob-Gyn, and has pursued numerous high profile grant funded research endeavors in his field.

Urogynecology and General Gynecology Expert Witness | ConnecticutView profile

E-009631

Urogynecology and General Gynecology Expert Witness | Connecticut

This expert obtained his medical degree from the UMDNJ - New Jersey Medical School, and then completed his Obstetrics and Gynecology residency at New York University-Bellevue medical Center in New York City. He remained at NYU-Bellevue as a faculty member instructing residents and fellows in advanced gynecologic surgery, incontinence evaluation and management, and pelvic reconstructive...

Gynecologic and Laparoscopic Surgery Expert Witness | FloridaView profile

E-009632

Gynecologic and Laparoscopic Surgery Expert Witness | Florida

This highly qualified and double board certified OBGYN earned his MD at the University of South Florida. He completed residency training also at the University of Florida and is board certified in obstetrics and gynecology, female pelvic medicine and reconstructive surgery. This expert is a member of several professional organizations in his field including the American College of Obstetricians...

Nurse Practitioner & Gynecology Expert Witness | New YorkView profile

E-032100

Nurse Practitioner & Gynecology Expert Witness | New York

This extremely qualified expert is a certified nurse practitioner with years of experience in the field of women's health and gynecology. She received her BSN degree from Georgetown University School of Nursing and her MSN degree in Nursing-Women's Health from Columbia University School of Nursing. She then received her DNP from Columbia University School of Nursing. She is a member of multiple...

Urogynecology Expert Witness | MarylandView profile

E-033733

Urogynecology Expert Witness | Maryland

This expert is a double board certified in obstetrics and gynecology, and female pelvic medicine and reconstructive surgery. She received her MD from the University of Pittsburgh School of Medicine and completed her fellowship in Urogynecology/Female Pelvic Medicine and Reconstructive Surgery at University of California Irvine Medical Center. She is a member of the American Urogynecologic Society...

Gynecology  Urogynecology & Vaginal Mesh Expert Witness | MassachusettsView profile

E-008569

Gynecology Urogynecology & Vaginal Mesh Expert Witness | Massachusetts

This expert graduated from a joint Harvard-MIT MD program, completed his OB/GYN residency at Johns Hopkins and his Urogyn Fellowship at Mayo Clinic, Scottsdale. He has 15 years of experience as a urogynecologic surgeon, clinical researcher and patient-safety expert. He is a master vaginal surgeon who is regularly referred patients who have suffered complications from previous pelvic surgeries,...

Urology  Urogynecology Expert Witness | New YorkView profile

E-041314

Urology Urogynecology Expert Witness | New York

This highly qualified expert obtained his medical degree from Stony Brook University School of Medicine in New York. He completed a residency in Urology at Albany Medical Center and a fellowship in Neurourology and Female Pelvic Reconstruction Medicine and Surgery at Weill Cornell Medical College at the Department of Urology. He is a member of multiple prestigious professional societies including...

Sandra Lynn Bernklau, FNP, MSN, RNView profile

ID: 32139

Ms. Sandra Lynn Bernklau, FNP, MSN, RN

Ms. Sandra Bernklau has 25 years of experience in the field of Gastroenterology Nursing. She earned her BSN and MSN from Lewis University and her FNP from Depaul University. Today, this expert is a Certified Gastroenterology Registered Nurse and licensed as a Registered Nurse and Advanced Practice Registered Nurse in the state of Illinois. Formerly, this expert served as the Director at Midwest...

Bruce Andrew Salzberg, FACG, MDView profile

ID: 55832

Dr. Bruce Andrew Salzberg, FACG, MD

Dr. Bruce A. Salzberg has over 38 years of experience in the fields of Internal Medicine and Gastroenterology. He earned his BA from State University of New York College at Buffalo and his MD from State University of New York Upstate Medical University. After completing his residency in Internal Medicine at Jackson Memorial Hospital, he went on to complete a fellowship in Gastroenterology and...

Charles Andrew Fox, MBA, MDView profile

ID: 67860

Dr. Charles Andrew Fox, MBA, MD

Dr. Charles Fox has over 16 years of experience in the field of Gastroenterology and Hepatology. He earned his BS in Biochemistry from the University of Maryland College Park, his MD from Harvard Medical School, and his MBA from the University of Massachusetts Amherst. After completing his internship and residency in Internal Medicine at Massachusetts General Hospital, he went on to complete a...

David Roth Lichtenstein, AGAF, FACG, FASGE, MDView profile

ID: 78499

Dr. David Roth Lichtenstein, AGAF, FACG, FASGE, MD

Dr. David R. Lichtenstein has 31 years of experience in the fields of Internal Medicine and Gastroenterology. He earned his BA from the University of Pennsylvania and his MD from Perelman School of Medicine at the University of Pennsylvania. After completing an internship and resideny in Internal Medicine at Duke University Medical Center, he went on to complete fellowships in Gastroenterology...

Homan Abdollah Zadeh, FACG, MD, MPHView profile

ID: 102656

Dr. Homan Abdollah Zadeh, FACG, MD, MPH

Dr. Homan A. Zadeh has 26 years of experience in the field of Gastroenterology. He earned his BS in Biological Sciences from the University of California, Irvine, his MD from Wayne State University School of Medicine, and his MPH in Health Services and Health Policy from the University of California, Los Angeles. He completed his residency in Internal Medicine and his fellowship in...

Vivek Kaul, AGAF, MDView profile

ID: 122133

Dr. Vivek Kaul, AGAF, MD

Dr. Vivek Kaul has 21 years of experience in the field of Gastroenterology. He earned his MBBS from the University of Delhi Faculty of Medical Sciences before completing a rotating internship at the Guru Teg Bahadur Hospital. After moving to the United States, he completed a residency in Internal Medicine at the SUNY Downstate Medical Center, a fellowship in Gastroenterology at the Albert...

Shannon Joseph Marek, MDView profile

ID: 123860

Dr. Shannon Joseph Marek, MD

This qualified expert has over a decade of experience in the field of gastroenterology. He earned his BA in psychology from Baylor University before receiving his MD from the University of Texas Medical School at Houston. He then completed an internship and residency in internal medicine at the University of Alabama at Birmingham and a fellowship in gastroenterology and hepatology at the Medical...

Jean Houghton, MD, PhDView profile

ID: 138700

Dr. Jean Houghton, MD, PhD

This expert has over 25 years of experience in the field of gastroenterology. She earned her BA in biology from Rutgers University, before earning both her MD and her PhD in microbiology and genetics from the University of Medicine and Dentistry of New Jersey. She then completed a residency in internal medicine and three fellowships in gastroenterology, gastroenterology research, microbiology,...

Gastroenterology Related Blog Posts

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    Complications of Laparoscopic and Robotic Surgery

    April 27, 2022

    Although laparoscopic and robotic surgeries are guided by the same surgical principles as open surgery, they are inherently different from...

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    Mass Torts to Watch: Ozempic and Others Face Lawsuit Over Gastrointestinal Claims

    September 13, 2023

    In the past few years, Ozempic, a prescription drug for the treatment of Type-2 diabetes, has become a household name. As weight loss became a widely...

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  • Gastroenterology Expert Witness Case Studies

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    Failure to Timely Diagnose and Treat Abdominal Compartment Syndrome Leads to Severe Complications and Brain Death

    January 24, 2022

    This case involves a 53-year-old female who presented to the ED complaining of a 3-4 days history of multiple episodes of daily, non-bilious,...

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    Undiagnosed Intestinal Volvulus Leads to Brain Damage in Child

    January 24, 2022

    This pediatric radiology case involves a six-year-old boy who was in distress and taken to a community emergency late in the evening. The patient...

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    Missed Diagnosis of Advanced Colon Cancer

    January 10, 2022

    This case involves a fifty-six-year-old male patient with a family history of colon cancer. The patient presented to his doctor for a routine...

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    Bowel Perforated During Vaginal Mesh Procedure

    January 7, 2022

    This case involves a female patient that underwent surgery to excise a sacrocolpopexy mesh that eroded into her vaginal wall. Postoperatively, the...

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    Hospitalist expert witness advises on hospital discharge procedures

    January 10, 2022

    A hospitalist expert witness opines on a case of a patient with a hepatic abscess who was discharged from a hospital without adequate care. This case...

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