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. Kevin Kavanaugh, M.D.Kalamazoo, MI · $19 in drug and device payments (2025) ·
(269) 337-6300 Dr. Lawrence Abramson, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 341-8400 Dr. Leonard Oneill, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 341-8822 Dr. Loren Russcher, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 343-5600 Dr. Luis Ortiz, MDKalamazoo, MI · $97 in drug and device payments (2025) ·
(269) 544-3276 Dr. Lukasz Niec, MDKalamazoo, MI · $326 in drug and device payments (2025) ·
(269) 341-6056 Dr. Luke Russell, DOKalamazoo, MI · $17 in drug and device payments (2025) ·
(269) 341-8481 Dr. Mailvaganam Sridharan, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-5165 Dr. Mandeep SidhuKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-7000 Dr. Manish Sharma, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 341-8481 Dr. Marcos Madeiro, MDKalamazoo, MI · $420 in drug and device payments (2025) ·
(269) 341-8481 Dr. Margaret MaciorowskiKalamazoo, MI · $40 in drug and device payments (2025) ·
(269) 341-8481 Dr. Marie Overbeck, MDKalamazoo, MI · $472 in drug and device payments (2025) ·
(269) 341-8481 Dr. Marilyn Terranella, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 657-4407 Dr. Marium Rehman, M.D.Kalamazoo, MI · $54 in drug and device payments (2025) ·
(269) 337-6019 Dr. Mark Brown, MDKalamazoo, MI · $18 in drug and device payments (2025) · Telehealth ·
(269) 694-3001 Dr. Mark Loehrke, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 337-6300 Dr. Mark Schauer, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 337-6300 Dr. Matthew Kelly, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 381-5060 Dr. Matthew Ling, MDKalamazoo, MI · No drug or device payments recorded (2025) · Telehealth ·
(269) 544-3270 Dr. Melissa Davidson, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 488-8672 Dr. Michael Crooks, M.D.Kalamazoo, MI · $33 in drug and device payments (2025) · Telehealth ·
(269) 381-5060 Dr. Michael Terrio, DOKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 544-3270 Dr. Michael Valitutto, DOKalamazoo, MI · $309,471 in drug and device payments (2025) · Telehealth ·
(269) 226-8321 Dr. Mirjana Stancic, MDKalamazoo, MI · $16 in drug and device payments (2025) ·
(269) 341-8481 Dr. Muhammad Imran, MDKalamazoo, MI · No drug or device payments recorded (2025) · Telehealth ·
(269) 226-5165 Dr. Mustafa Chokr, D.O.Kalamazoo, MI · $32 in drug and device payments (2025) ·
(269) 341-8481 Dr. Nadine Nehme, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-5165 Dr. Naimish Mehta, M.DKalamazoo, MI · $67 in drug and device payments (2025) ·
(269) 341-8481 Dr. Nathan Demchuk, DOKalamazoo, MI · $19 in drug and device payments (2025) · Telehealth ·
(269) 381-5060 Dr. Neil Hughes, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 337-6300 Dr. Nicholas Helmstetter, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 337-6345 Dr. Nicholas Hoeve, D.O.Kalamazoo, MI · $17 in drug and device payments (2025) ·
(269) 373-1222 Dr. Nicoara OprescuKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-7000 Dr. Olivia Siwoski, M.D.Kalamazoo, MI · $123 in drug and device payments (2025) ·
(269) 341-8481 Dr. Owen Berow, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 385-4448 Dr. Paula Lunde, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 341-8400 Dr. Peter Dieleman, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 345-0273 Dr. Philip Kroth, MDKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 337-6300 Dr. Prabhash Tatineni, MDKalamazoo, MI · $628 in drug and device payments (2025) ·
(269) 226-7000 Dr. Pritha Chitagi, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-5165 Dr. Quratulain Chaudhry, M.DKalamazoo, MI · $105 in drug and device payments (2025) ·
(269) 341-8481 Dr. Rachel PunkeKalamazoo, MI · $100 in drug and device payments (2025) ·
(269) 341-8481 Dr. Ramsharan KakaniKalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-7000 Dr. Rebecca Russell, MDKalamazoo, MI · $204 in drug and device payments (2025) ·
(269) 341-8481 Dr. Resham Tanna, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 226-7000 Dr. Reuben Eliuk, DOKalamazoo, MI · $112 in drug and device payments (2025) ·
(269) 341-8481 Dr. Richard Roach, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 337-6300 Dr. Richard Semones, MDKalamazoo, MI · No drug or device payments recorded (2025) · Telehealth ·
(269) 488-8672 Dr. Richard Tonda, M.D.Kalamazoo, MI · No drug or device payments recorded (2025) ·
(269) 381-5060 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.
Related reading on HealthcareDiscovery.AI
Internal Medicine in all 50 states Search all 5,708 in the directory Ask Zach for help choosing
Related
