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Colonoscopy SpecialistsPage 7

596 verified specialists treating colonoscopy from across the United States are listed on this page. Top affiliations among the highest-ranked specialists include Duke Regional Hospital, Duke University Hospital, and Maimonides Medical Center. Drill into a state below to find specialists nearer to you, or compare individual profiles for credentials, focus areas, and clinical depth.

Jane Onken

Jane Onken, M.D.

Professor of Medicine

Gastroenterology

Cary, NC30+ years
Inflammatory Bowel DiseaseColorectal Cancer Screening
Kayane Hanna-Hindy

Kayane Hanna-Hindy, MD

Director, Women's Digestive Health Center, Gastroenterology Associates of Brooklyn

Gastroenterology

Brooklyn, NY20+ years
Colorectal Cancer Screening
Michael Krumholz

Michael Krumholz, M.D.

Visiting Attending Physician

Gastroenterology

New York, NY30+ years
Colorectal Cancer Screening
James Lin

James Lin, MD

Chief, Division of Gastroenterology; Director of Endoscopy; Associate Clinical Professor, Department of Medicine

Gastroenterology

Duarte, CA20+ years
GI Oncology
Mark Greaves

Mark Greaves, M.D.

Gastroenterology

Hillsborough, NJ20+ years
David Gabbaizadeh

David Gabbaizadeh, MD

Clinical Assistant Professor, Department of Medicine at NYU Grossman School of Medicine

Gastroenterology

New York, NY30+ years
Hepatology (GI)Inflammatory Bowel DiseaseColorectal Cancer Screening
Herbert Wolfsen

Herbert Wolfsen, MD

Gastroenterology

Jacksonville, FL30+ years
Advanced EndoscopyEosinophilic GI DisordersPancreaticobiliary
Kenneth Breslin

Kenneth Breslin, M.D.

Gastroenterology

Langhorne, PA30+ years
Colorectal Cancer Screening
Sunguk Jang

Sunguk Jang, MD

Staff Physician, Department of Gastroenterology and Hepatology, Cleveland Clinic Main Campus

Gastroenterology

Cleveland, OH20+ years
Advanced EndoscopyPancreaticobiliary
Robert Schmitz

Robert Schmitz, M.D.

Gastroenterology

Charlotte, NC30+ years
Clinical Hepatology
Jodie Barkin

Jodie Barkin, M.D.

Associate Professor of Clinical Medicine; Director, Pancreatic and Small Bowel Diseases

Gastroenterology

Miami, FL10+ years
PancreaticobiliaryAdvanced Endoscopy
Audrey Woolrich

Audrey Woolrich, M.D.

Gastroenterology

New York, NY30+ years
Celiac Disease
Julie Tobak

Julie Tobak, M.D.

Assistant Professor of Medicine, Columbia University Medical Center's Division of Clinical Practice & Digestive and Liver Diseases

Gastroenterology

Scarsdale, NY20+ years
Colorectal Cancer Screening
Jennifer Bonheur

Jennifer Bonheur, MD

Clinical Instructor, Department of Medicine

Gastroenterology

New York, NY20+ years
Michael Ruchim

Michael Ruchim, MD

Associate Chief Medical Officer, Northwestern Memorial Hospital; Clinical Associate Professor of Medicine (Gastroenterology and Hepatology), Northwestern University Feinberg School of Medicine; Vice President of Medical Affairs, Northwestern Memorial Foundation

Gastroenterology

Chicago, IL30+ years
PancreaticobiliaryAdvanced Endoscopy
Roger Charles

Roger Charles, M.D.

Gastroenterology

Weston, FL30+ years
Inflammatory Bowel Disease
Umair Sohail

Umair Sohail, M.D.

Assistant Professor of Medicine, Gastroenterology and Hepatology

Gastroenterology

Canton, TX15+ years
Hepatology (GI)GI Oncology
Prashant Kedia

Prashant Kedia, MD

Medical Director of Interventional Endoscopy, Methodist Dallas Medical Center

Gastroenterology

Dallas, TX15+ years
Advanced Endoscopy
Amar Naik

Amar Naik, M.D.

Gastroenterology

Hinsdale, IL20+ years
Inflammatory Bowel Disease
Sachin Wani

Sachin Wani, MD

Assistant Professor, Medicine, University of Colorado School of Medicine; Medical Director, Esophageal and Gastric Center

Gastroenterology

Aurora, CO20+ years
Advanced Endoscopy

Colonoscopy specialists by state

Find colonoscopy specialists in your state.

Frequently Asked Questions

How is this national list of colonoscopy specialists built?
This page includes physicians in Convene Health's public directory whose profile lists Colonoscopy as a clinical focus area, ranked by composite score (research output, peer recognition, frequency of care, and outcomes signals). Each profile is sourced from the NPI registry, peer-reviewed publication data, board certification records, and the physician's own bio where available.
What should I look for when choosing a colonoscopy specialist?
Start with clinical fit — the right specialist for colonoscopy depends on the specific subtype and severity of your condition. Compare credentials, hospital affiliations, years of experience, peer-reviewed publications, and how the profile describes their approach. Many top specialists are concentrated at academic medical centers; if you have flexibility on location, the top of this list is a strong starting set.
Are these colonoscopy specialists accepting new patients?
Profile detail on availability and accepted insurance varies. Open a specific provider profile to see what they've published about new-patient access, insurance accepted, and typical wait times. Coverage details can change — confirm directly with the practice before your visit.
What is Colonoscopy?
Colonoscopy is a clinical focus area covered by the specialists listed here. Each provider profile describes their training, sub-specialties, and the conditions they regularly treat — open a profile for the most authoritative description of how that specific physician approaches colonoscopy care.