Internal Medicine in Lansing, Michigan
Data updated monthly · Last refresh September 2026
133 Internal Medicine providers practice in Lansing, and 59% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Lansing
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. Aaron Bohrer, D.O.Lansing, MI · $1,199 in drug and device payments (2025) ·
(517) 975-8910 Dr. Aaron Nichols, MDLansing, MI · $215 in drug and device payments (2025) ·
(517) 374-7600 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 Conditions Internal Medicine providers in Lansing, 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 Lansing, Michigan?There are 133 Internal Medicine providers with active NPI records practicing in Lansing, according to federal NPPES data refreshed monthly.
How many Internal Medicine providers in Lansing received drug or device company payments?78 of 133 (59%) 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 Lansing treat?Internal Medicine providers in Lansing 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 Lansing Internal Medicine across Michigan