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. Musib Gappy, MDHazel Park, MI · $2,237 in drug and device payments (2025) · Telehealth ·
(248) 399-8331 Dr. Brandon Genson, D.O.Highland, MI · $1,459 in drug and device payments (2025) · Telehealth ·
(248) 676-9060 Dr. Catherine Ciantar, D.O.Highland, MI · $40 in drug and device payments (2025) ·
(248) 676-9060 Dr. Neil Belgiano, D.O.Highland, MI · $22 in drug and device payments (2025) ·
(248) 676-9060 Dr. Keith Baker, M.D.Hillsdale, MI · $424 in drug and device payments (2025) ·
(517) 439-0200 Dr. Lance Wells, M.D.Hillsdale, MI · No drug or device payments recorded (2025) ·
(412) 427-2677 Dr. Nauman Chaudhry, MDHillsdale, MI · $7,188 in drug and device payments (2025) ·
(517) 437-4451 Dr. Ryan HolmesHillsdale, MI · No drug or device payments recorded (2025) ·
(517) 437-8637 Dr. Aparna Gadekar, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 546-4950 Dr. Benjamin Dozeman, DOHolland, MI · $515 in drug and device payments (2025) ·
(616) 494-5810 Dr. Brett Vander Baan, MD Dr. Cassondra WassHolland, MI · No drug or device payments recorded (2025) ·
(616) 494-4282 Dr. Christopher Fink, DOHolland, MI · No drug or device payments recorded (2025) · Telehealth ·
(616) 494-5800 Dr. Christopher Howell, MDHolland, MI · $19 in drug and device payments (2025) · Telehealth ·
(616) 399-9522 Dr. Corie Eklov, MDHolland, MI · No drug or device payments recorded (2025) · Telehealth ·
(616) 399-9522 Dr. David Young, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 399-9522 Dr. Donald Mcmillan, D.O.Holland, MI · No drug or device payments recorded (2025) ·
(616) 546-4950 Dr. Jason Cornell, M.D.Holland, MI · No drug or device payments recorded (2025) ·
(616) 546-4950 Dr. Jennifer Bhunpaen, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 916-5713 Dr. Jennifer Morrical, M.D.Holland, MI · No drug or device payments recorded (2025) ·
(616) 394-3788 Dr. John Oostendorp, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 494-5800 Dr. Karl Lauterbach, M.D.Holland, MI · No drug or device payments recorded (2025) ·
(616) 494-5800 Dr. Kassem KhreisHolland, MI · No drug or device payments recorded (2025) ·
(616) 399-9522 Dr. Luke Vriend-dehartHolland, MI · No drug or device payments recorded (2025) ·
(616) 546-4950 Dr. Maricarmen Fuentes, MDHolland, MI · $485 in drug and device payments (2025) ·
(616) 494-5800 Dr. Matthew Fletcher, DOHolland, MI · No drug or device payments recorded (2025) ·
(207) 662-4616 Dr. Michael Mott, MDHolland, MI · $104 in drug and device payments (2025) ·
(616) 494-4250 Dr. Rami Youssef, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 546-4950 Dr. Rohit KuthialaHolland, MI · No drug or device payments recorded (2025) ·
(616) 494-5800 Dr. Ryan Langley, D.O.Holland, MI · No drug or device payments recorded (2025) ·
(616) 546-4950 Dr. Samir Rajani, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 494-5800 Dr. Sanjeev Mathur, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 399-9522 Dr. Shanon Walko, DOHolland, MI · No drug or device payments recorded (2025) · Telehealth ·
(616) 399-9522 Dr. Thomas Burns, MDHolland, MI · No drug or device payments recorded (2025) ·
(616) 738-3998 Dr. Thomas Pfotenhauer, D.O.Holland, MI · No drug or device payments recorded (2025) ·
(616) 355-3896 Dr. Timothy Conlon, DOHolland, MI · $56 in drug and device payments (2025) · Telehealth ·
(616) 399-9522 Dr. Timothy Rutkoski, MDHolland, MI · $1,765 in drug and device payments (2025) · Telehealth ·
(616) 399-0902 Dr. Tyler Murphy, MDHolland, MI · No drug or device payments recorded (2025) · Telehealth ·
(616) 399-9522 Dr. Christopher Yoo, D.O.Holly, MI · No drug or device payments recorded (2025) ·
(206) 250-1891 Dr. Pankaj Vakharia, M.D.Holly, MI · No drug or device payments recorded (2025) ·
(248) 328-4000 Dr. Christopher Wilhelm, MDHonor, MI · No drug or device payments recorded (2025) ·
(313) 530-9890 Dr. Aaron Daniel, M.D.Howell, MI · $132 in drug and device payments (2025) · Telehealth ·
(517) 338-9090 Dr. Carranda Koop, M.D.Howell, MI · No drug or device payments recorded (2025) · Telehealth ·
(517) 234-6540 Dr. Jacqueleen Magon, MDHowell, MI · No drug or device payments recorded (2025) ·
(517) 546-0200 Dr. John Vassallo, M.D.Howell, MI · $953 in drug and device payments (2025) · Telehealth ·
(517) 548-0010 Dr. Joseph Skandalaris, D.O.Howell, MI · No drug or device payments recorded (2025) ·
(517) 548-1246 Dr. Linda Lachance, M.D.Howell, MI · No drug or device payments recorded (2025) ·
(810) 355-6883 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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