Internal Medicine Doctors in Michigan
Data updated monthly · Last refresh October 2026
5,708 Internal Medicine providers practice in Michigan, including 1,100 (19%) offering telehealth. The largest concentration is in Detroit. 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.
5,708providers
1,100telehealth
Detroittop city
Internal Medicine by city in Michigan
Choose a city to see providers there.
Internal Medicine 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. Vanessa Wagner, MDAnn Arbor, MI · No drug or device payments recorded (2025) · Telehealth ·
(734) 998-7380 Dr. Vernon Stevenson, M.D.Ann Arbor, MI · No drug or device payments recorded (2025) ·
(734) 769-3333 Dr. Victor Lin, DOAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4280 Dr. Vikas Parekh, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Vikas Singh, MDAnn Arbor, MI · $17 in drug and device payments (2025) ·
(734) 936-9556 Dr. Vincent Young, M.D., PHDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 647-5899 Dr. Virginia Sheffield, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Vishwaratn Asthana, MD, PHDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Warangkna Boonyapisit, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 763-7392 Dr. William Barrie, M.D.Ann Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-5582 Dr. William Nasso, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 975-5000 Dr. William Repaskey, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Xian Chen, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 647-5650 Dr. Yangyang Zhang, MDAnn Arbor, MI · $169 in drug and device payments (2025) ·
(734) 936-4000 Dr. Yazan Abu Omar, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Yeong Kwok, MDAnn Arbor, MI · No drug or device payments recorded (2025) · Telehealth ·
(349) 982-0207 Dr. Yiding Cai, MDAnn Arbor, MI · $54 in drug and device payments (2025) · Telehealth ·
(734) 995-0303 Dr. Yik Hon Marc Cheng, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-6858 Dr. Yusuf Alawadhi, MDAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Zachary Boltwood, D.O.Ann Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-5582 Dr. Zachary Haupt, M.D.Ann Arbor, MI · No drug or device payments recorded (2025) ·
(734) 769-7100 Dr. Zeinab Mohammadi, DOAnn Arbor, MI · No drug or device payments recorded (2025) ·
(734) 936-4000 Dr. Muhammad Abdelhai, MD Dr. Carmen Bogdan, MDAuburn Hills, MI · $21 in drug and device payments (2025) ·
(248) 724-1420 Dr. Gary Vandekerckhove, M.D.Auburn Hills, MI · No drug or device payments recorded (2025) ·
(248) 276-0487 Dr. Gregory Stevens, M.D.Auburn Hills, MI · $1,829 in drug and device payments (2025) ·
(248) 377-0600 Dr. Horia Tatu, M.D.Auburn Hills, MI · No drug or device payments recorded (2025) ·
(248) 724-1420 Dr. Ranim ChamseddinAuburn Hills, MI · $19 in drug and device payments (2025) ·
(248) 229-2809 Dr. Vachareeporn Jayasvasti, DOAuburn Hills, MI · $802 in drug and device payments (2025) ·
(248) 377-0600 Dr. Charles Wu, MDBad Axe, MI · No drug or device payments recorded (2025) ·
(989) 269-9681 Dr. Liberata Pantig, M.D.Bad Axe, MI · No drug or device payments recorded (2025) ·
(989) 269-6048 Dr. Scott Shisler, D.O.Bad Axe, MI · No drug or device payments recorded (2025) ·
(989) 269-9521 Dr. Yasir Babiker, MDBad Axe, MI · $352 in drug and device payments (2025) ·
(989) 269-7606 Dr. Francine Bruder, M.D.Bangor, MI · No drug or device payments recorded (2025) ·
(269) 427-7967 Dr. Alan Furlan, MDBattle Creek, MI · No drug or device payments recorded (2025) · Telehealth ·
(269) 979-6333 Dr. Alec Wilson, MDBattle Creek, MI · $15 in drug and device payments (2025) ·
(269) 965-8866 Dr. Alluri Gopal, M.DBattle Creek, MI · No drug or device payments recorded (2025) ·
(269) 966-5600 Dr. Amber Casey, DOBattle Creek, MI · No drug or device payments recorded (2025) ·
(269) 565-9120 Dr. Ashok Soorya, M.DBattle Creek, MI · No drug or device payments recorded (2025) ·
(269) 966-5600 Dr. Aye Mar, MDBattle Creek, MI · $96 in drug and device payments (2025) ·
(269) 966-2600 Dr. Benjamin Smith, D.O.Battle Creek, MI · No drug or device payments recorded (2025) ·
(269) 979-6333 Dr. Brian Hays, DOBattle Creek, MI · No drug or device payments recorded (2025) ·
(269) 966-5600 Dr. Catherine Reid, MDBattle Creek, MI · No drug or device payments recorded (2025) ·
(269) 969-6000 Dr. Charles Wilmanski, M.D.Battle Creek, MI · $56 in drug and device payments (2025) · Telehealth ·
(269) 979-6333 Dr. Christina Helms, MDBattle Creek, MI · No drug or device payments recorded (2025) ·
(269) 966-5600 Dr. Christine Anguras, D.O.Battle Creek, MI · No drug or device payments recorded (2025) ·
(269) 966-5600 Dr. Corey Murphy, M.D.Battle Creek, MI · $562 in drug and device payments (2025) · Telehealth ·
(269) 969-6254 Dr. Daniela Renkiewicz, M.D.Battle Creek, MI · No drug or device payments recorded (2025) ·
(269) 979-6333 Conditions Internal Medicine providers in 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Michigan?There are 5,708 Internal Medicine providers with active NPI records practicing in Michigan, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Michigan offer telehealth?Yes. 1,100 of the 5,708 Internal Medicine providers in Michigan (about 19%) report offering telehealth services in CMS data.
Which cities in Michigan have the most Internal Medicine providers?Detroit (613), Ann Arbor (478), Grand Rapids (451) have the highest concentration of Internal Medicine providers in Michigan.
How many Internal Medicine providers in Michigan received drug or device company payments?2,043 of 5,708 Internal Medicine providers in Michigan (36%) 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 Michigan treat?Internal Medicine providers 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 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 Internal Medicine Doctors in Michigan work in independent practices or large health systems?Among 3,119 Internal Medicine Doctors in Michigan enrolled in Medicare, 21% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 62% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Michigan work at?According to CMS facility affiliation records, the Michigan hospitals where the most Internal Medicine Doctors hold privileges are Beaumont Hospital Royal Oak in Royal Oak; Henry Ford Health Hospital in Detroit; University of Michigan Health System in Ann Arbor.
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