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Internal Medicine in Ann Arbor, Michigan

Data updated monthly · Last refresh September 2026

478 Internal Medicine providers practice in Ann Arbor, and 12% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Ann Arbor

Listed alphabetically. 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. Lily Rodgers, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Linda Terrell, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 998-7207
Dr. Linnea Swanson
Ann Arbor, MI · $147 in drug and device payments (2025) · (734) 936-4000
Dr. Lisa Feldstein, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 368-8188
Dr. Liza Marie Bautista, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 769-0177
Dr. Luciano Delbono, MD
Ann Arbor, MI · $505 in drug and device payments (2025) · (734) 936-5850
Dr. Luke Nayak, MD
Ann Arbor, MI · $39 in drug and device payments (2025) · (734) 936-4000
Dr. Lynae Conyers, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · Telehealth · (734) 998-2020
Dr. Madeline Kent, MD
Ann Arbor, MI · $1,670 in drug and device payments (2025) · (734) 936-4000
Dr. Madhavi Dandu, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Madiha Naqsh Siddiqui, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Mahrukh Khalid, MD
Ann Arbor, MI · $37 in drug and device payments (2025) · (734) 936-4000
Dr. Malihe Rezazadegan, M.D
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 747-6766
Dr. Marcus Calderon, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Marian Boxer, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-6000
Dr. Marie Arnaout, DO
Ann Arbor, MI · No drug or device payments recorded (2025) · Telehealth · (734) 761-2581
Dr. Marie Claire O'dwyer, MB BCH BAO
Ann Arbor, MI · No drug or device payments recorded (2025) · Telehealth · (734) 998-7390
Dr. Mark Cowen, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 887-0470
Dr. Mark Kluk, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 647-5299
Dr. Mark Kolbe, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Mark Mcquillan, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Mark Mulcaire-jones, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · Telehealth · (734) 998-2020
Dr. Mark Nelson, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Markus Bitzer, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · Telehealth · (734) 936-5548
Dr. Marlis Pacifico, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 761-2581
Dr. Martha Gray, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 994-7446
Dr. Mary Durfee, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 995-0303
Dr. Mary Ellen Heisler, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Mary Kleaveland, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 998-7380
Dr. Mason Yoder, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Masud Khan, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 668-7020
Dr. Matthew Luzum, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Maxwell Krasity, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Md Shahnoor Amin, MD, PHD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 971-1073
Dr. Meera Ronfeldt, D.O.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 222-4235
Dr. Megan Frame, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Megan Franzo-romain, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 761-2581
Dr. Megan Hauptman, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4054
Dr. Megan Mack, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Melanie Donahue, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 647-5940
Dr. Melinda Delaney, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · Telehealth · (734) 936-4000
Dr. Melinda Sager, DO
Ann Arbor, MI · $1,399 in drug and device payments (2025) · (734) 936-4000
Dr. Melissa Olken, MD, PHD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 769-7100
Dr. Melissa Wei, MD, MPH
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Meredith Peters, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Michael Adams, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582
Dr. Michael Clay, M.D.
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 769-7100
Dr. Michael Huarng, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-4000
Dr. Michael Kuhne, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (888) 287-1082
Dr. Michael Lukela, MD
Ann Arbor, MI · No drug or device payments recorded (2025) · (734) 936-5582

Conditions Internal Medicine providers in Ann Arbor, Michigan commonly treat

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

Common questions

How many Internal Medicine providers are in Ann Arbor, Michigan?

There are 478 Internal Medicine providers with active NPI records practicing in Ann Arbor, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Ann Arbor received drug or device company payments?

56 of 478 (12%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Ann Arbor treat?

Internal Medicine providers in Ann Arbor commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records 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.

All specialties in Ann Arbor Internal Medicine across Michigan

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.