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. Abhinav Chintala, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 253-6388 Dr. Alice Luu, DOLansing, MI · $493 in drug and device payments (2025) ·
(517) 975-6000 Dr. Amey Joshi, MDLansing, MI · $388 in drug and device payments (2025) ·
(517) 364-5123 Dr. Amira Kamboj, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-1000 Dr. Amit Ghose, MDLansing, MI · $1,999 in drug and device payments (2025) ·
(517) 374-7600 Dr. Anthony Meier, MDLansing, MI · $1,274 in drug and device payments (2025) ·
(517) 853-3704 Dr. Anusuya Babu, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Aruna Kundi, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 374-4202 Dr. Ashraf Abdullah, MDLansing, MI · $135 in drug and device payments (2025) · Telehealth ·
(517) 913-3810 Dr. Audrey O'connor, DOLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-1000 Dr. Ayad George, M.D.Lansing, MI · $243 in drug and device payments (2025) ·
(517) 327-5220 Dr. Babar Ahmad, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Barbara Fretwell, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 374-7600 Dr. Bo Wu, MDLansing, MI · $3,065 in drug and device payments (2025) · Telehealth ·
(517) 484-4033 Dr. Bradley Ropp, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Brian Mahany, DOLansing, MI · $264 in drug and device payments (2025) · Telehealth ·
(517) 484-7900 Dr. Britni Smith, DO, MPHLansing, MI · $1,392 in drug and device payments (2025) ·
(517) 975-6000 Dr. Caroline Heideman, DOLansing, MI · $1,273 in drug and device payments (2025) ·
(517) 975-6000 Dr. Carol Lyon, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3810 Dr. Chad Gerrish, D.O.Lansing, MI · No drug or device payments recorded (2025) · Telehealth ·
(517) 913-3810 Dr. Charles Dehlin, DOLansing, MI · No drug or device payments recorded (2025) ·
(517) 374-7600 Dr. Charles Syrjamaki, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 322-5220 Dr. Chintankumar Patel, DOLansing, MI · No drug or device payments recorded (2025) ·
(517) 975-6000 Dr. Christopher Alvarado, DOLansing, MI · $10,786 in drug and device payments (2025) · Telehealth ·
(517) 575-9614 Dr. Craig Wheeler, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 367-5220 Dr. Cynthia Boynton, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Daniel Dubay, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 975-8910 Dr. Daniel Maccourtney, MDLansing, MI · $115 in drug and device payments (2025) ·
(517) 374-7600 Dr. Debera Eggleston, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 335-5187 Dr. Deborah Richmond, D.O.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Devin Patel, M.D.Lansing, MI · $229 in drug and device payments (2025) ·
(517) 364-3380 Dr. Edward Swisher, MDLansing, MI · $239 in drug and device payments (2025) · Telehealth ·
(517) 484-7900 Dr. Eileen Wheeler, DOLansing, MI · No drug or device payments recorded (2025) ·
(517) 374-7600 Dr. Eki Wari, MDLansing, MI · $237 in drug and device payments (2025) ·
(517) 253-6148 Dr. Erik Wert, DOLansing, MI · $1,030 in drug and device payments (2025) · Telehealth ·
(517) 374-7600 Dr. Erin Cody, MDLansing, MI · No drug or device payments recorded (2025) ·
(800) 207-4919 Dr. Fatima Sultan, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 484-4033 Dr. Fred Isaacs, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Gabriel Panama, MDLansing, MI · $1,521 in drug and device payments (2025) ·
(517) 364-1000 Dr. Garrett Descoteaux-friday, D.O. Dr. Georgette Nader, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 253-8366 Dr. Gustavo Tataje Rengifo, MDLansing, MI · $1,033 in drug and device payments (2025) · Telehealth ·
(517) 374-7600 Dr. Habtamu Handro, M.D.Lansing, MI · No drug or device payments recorded (2025) · Telehealth ·
(517) 913-3900 Dr. Haniyeh AghaverdiLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-1000 Dr. Harry Mccoy, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 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
