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Gastroenterologists in Michigan

Data updated monthly · Last refresh October 2026

552 Gastroenterology providers practice in Michigan, including 221 (40%) offering telehealth. The largest concentration is in Ann Arbor. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

552providers
221telehealth
Ann Arbortop city

Gastroenterology by city in Michigan

Choose a city to see providers there.

Gastroenterology in Ann Arbor95 providers
Gastroenterology in Detroit50 providers
Gastroenterology in Ypsilanti35 providers
Gastroenterology in Grand Rapids33 providers
Gastroenterology in Troy18 providers
Gastroenterology in Farmington Hills18 providers
Gastroenterology in Southfield16 providers
Gastroenterology in Clinton Township16 providers
Gastroenterology in East Lansing16 providers
Gastroenterology in Dearborn15 providers
Gastroenterology in Saginaw12 providers
Gastroenterology in Wyoming11 providers
Gastroenterology in Royal Oak10 providers
Gastroenterology in Holland10 providers
Gastroenterology in Traverse City10 providers
Gastroenterology in St Clair Shores9 providers
Gastroenterology in Muskegon9 providers
Gastroenterology in Lansing9 providers
Gastroenterology in Marquette9 providers
Gastroenterology in Portage9 providers
Gastroenterology in Kalamazoo9 providers
Gastroenterology in Saint Clair Shores8 providers
Gastroenterology in Grand Blanc8 providers
Gastroenterology in Flint8 providers

Gastroenterology providers in Michigan

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Jannel Lee-allen, M.D.
East Lansing, MI · $41,049 in drug and device payments (2025) · (517) 332-1200
Dr. John Walling, DO
East Lansing, MI · $529 in drug and device payments (2025) · (517) 332-1200
Dr. Lisa Oliveri-lepain, DO
East Lansing, MI · $829 in drug and device payments (2025) · Telehealth · (517) 353-3102
Dr. Margaret Blayney, MD
East Lansing, MI · No drug or device payments recorded (2025) · Telehealth · (517) 332-1200
Dr. Matthew Dimagno, MD
East Lansing, MI · No drug or device payments recorded (2025) · Telehealth · (517) 332-1200
Dr. Radoslav Coleski, MD, PHD
East Lansing, MI · No drug or device payments recorded (2025) · (517) 332-1200
Dr. Robert Rose, DO
East Lansing, MI · $21 in drug and device payments (2025) · (517) 332-1200
Dr. Scott Plaehn, DO
East Lansing, MI · $2,041 in drug and device payments (2025) · (517) 332-1200
Dr. Siaka Yusuf, MD
East Lansing, MI · $54 in drug and device payments (2025) · (517) 332-1200
Dr. Tadd Hiatt, MD
East Lansing, MI · $1,904 in drug and device payments (2025) · Telehealth · (517) 332-1200
Dr. Jolian Kathawa, D.O.
Farmington, MI · $2,208 in drug and device payments (2025) · (248) 579-9220
Dr. Alan Cutler, MD
Farmington Hills, MI · $3,767 in drug and device payments (2025) · (248) 985-5000
Dr. Edward Yousif, MD
Farmington Hills, MI · $608 in drug and device payments (2025) · Telehealth · (248) 985-5000
Dr. Gillian Tyner, DO
Farmington Hills, MI · No drug or device payments recorded (2025) · (248) 471-8000
Dr. James Aldridge, DO
Farmington Hills, MI · $966 in drug and device payments (2025) · (947) 521-8000
Dr. Janice Fields, MD
Farmington Hills, MI · $1,712 in drug and device payments (2025) · (248) 985-5000
Dr. Jared Grodman, DO
Farmington Hills, MI · $2,277 in drug and device payments (2025) · Telehealth · (248) 579-9220
Dr. Jay Levinson, MD
Farmington Hills, MI · $2,652 in drug and device payments (2025) · Telehealth · (248) 985-5000
Dr. Larry Wickless, M.D.
Farmington Hills, MI · No drug or device payments recorded (2025) · (248) 471-8982
Dr. Luis Maas, M.D.
Farmington Hills, MI · $369 in drug and device payments (2025) · (248) 985-5000
Dr. Mariquit Sendelbach, D.O.
Farmington Hills, MI · $2,534 in drug and device payments (2025) · Telehealth · (248) 471-8982
Dr. Michael Biederman, D.O.
Farmington Hills, MI · $263 in drug and device payments (2025) · (248) 579-9220
Dr. Michael Raphael, D.O.
Farmington Hills, MI · $1,230 in drug and device payments (2025) · Telehealth · (248) 985-5000
Dr. Olga Brushaber, DO
Farmington Hills, MI · $2,099 in drug and device payments (2025) · Telehealth · (248) 471-8950
Dr. Phillip Goldmeier, MD
Farmington Hills, MI · $1,986 in drug and device payments (2025) · Telehealth · (248) 985-5000
Dr. Roberto Gamarra, M.D.
Farmington Hills, MI · $254 in drug and device payments (2025) · Telehealth · (248) 985-5000
Dr. Saakshi Joshi, MD
Farmington Hills, MI · $1,669 in drug and device payments (2025) · (947) 521-8000
Dr. Steven Klein, D.O.
Farmington Hills, MI · No drug or device payments recorded (2025) · (248) 579-9220
Dr. William Raminick, D.O.
Farmington Hills, MI · No drug or device payments recorded (2025) · (248) 579-9220
Dr. Adil Abdalla, M.D.
Flint, MI · $1,361 in drug and device payments (2025) · (810) 733-6300
Dr. Balvant Ganatra, MD
Flint, MI · No drug or device payments recorded (2025) · (810) 733-3570
Dr. Dilip Desai, MD
Flint, MI · $1,374 in drug and device payments (2025) · (810) 600-2888
Dr. Ghanem Almounajed, MD
Flint, MI · $203 in drug and device payments (2025) · (810) 720-7600
Dr. Mamoon Elbedawi, MD
Flint, MI · $898 in drug and device payments (2025) · (810) 733-6300
Dr. Mustafa Alnounou, MD
Flint, MI · $633 in drug and device payments (2025) · (810) 720-1600
Dr. Sreenivas Mannam, M.D.
Flint, MI · $25 in drug and device payments (2025) · (810) 720-5130
Dr. Sunil Kaushal, M.D.
Flint, MI · $1,617 in drug and device payments (2025) · (810) 733-3194
Dr. Bashar Hmoud, MD
Garden City, MI · $44 in drug and device payments (2025) · (248) 590-0202
Dr. Derek Thigpin, DO
Grand Blanc, MI · $791 in drug and device payments (2025) · (810) 603-8400
Dr. Jeffrey Sobecki
Grand Blanc, MI · $774 in drug and device payments (2025) · (810) 606-5126
Dr. John Macksood, D.O.
Grand Blanc, MI · $35 in drug and device payments (2025) · (810) 603-8400
Dr. Justin Miller, D.O.
Grand Blanc, MI · $700 in drug and device payments (2025) · (810) 603-8400
Dr. Mark Minaudo, DO
Grand Blanc, MI · $659 in drug and device payments (2025) · (810) 424-2011
Dr. Michael Neumann, D.O.
Grand Blanc, MI · $994 in drug and device payments (2025) · (810) 603-8400
Dr. Nathan Landesman, D.O.
Grand Blanc, MI · $1,081 in drug and device payments (2025) · (810) 603-8400
Dr. Richard Smith, D.O.
Grand Blanc, MI · No drug or device payments recorded (2025) · (810) 603-8400
Dr. Andrew Shreiner, MD
Grand Rapids, MI · $125 in drug and device payments (2025) · (616) 267-7414
Dr. Asif Azeem, M.D.
Grand Rapids, MI · $1,212 in drug and device payments (2025) · Telehealth · (616) 942-6230
Dr. Ben Kieff, MD
Grand Rapids, MI · $409 in drug and device payments (2025) · Telehealth · (616) 774-2414
Dr. Catherine Bartnik, MD, MPH
Grand Rapids, MI · $385 in drug and device payments (2025) · Telehealth · (616) 267-7414

Conditions Gastroenterology providers in Michigan commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Michigan?

There are 552 Gastroenterology providers with active NPI records practicing in Michigan, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Michigan offer telehealth?

Yes. 221 of the 552 Gastroenterology providers in Michigan (about 40%) report offering telehealth services in CMS data.

Which cities in Michigan have the most Gastroenterology providers?

Ann Arbor (95), Detroit (50), Ypsilanti (35) have the highest concentration of Gastroenterology providers in Michigan.

How many Gastroenterology providers in Michigan received drug or device company payments?

348 of 552 Gastroenterology providers in Michigan (63%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in Michigan treat?

Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Gastroenterologists in Michigan work in independent practices or large health systems?

Among 390 Gastroenterologists in Michigan enrolled in Medicare, 16% bill through a solo or small practice with fewer than 10 clinicians, 18% through a mid-size group of 10 to 99, and 66% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Michigan work at?

According to CMS facility affiliation records, the Michigan hospitals where the most Gastroenterologists hold privileges are University of Michigan Health System in Ann Arbor; Henry Ford Health Hospital in Detroit; Beaumont Hospital Royal Oak in Royal Oak.

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Gastroenterology in Michigan? Get featured.