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. 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 Dr. Hitesh Bhatt, D.OLansing, MI · $160 in drug and device payments (2025) ·
(517) 374-7600 Dr. Immanuel Jackson, DOLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-1000 Dr. James Demuth, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-5880 Dr. James Fletcher, MD, DPMLansing, MI · $1,862 in drug and device payments (2025) · Telehealth ·
(517) 364-5123 Dr. James Taulbee, D.O.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 364-3380 Dr. Jennifer Wollack, D.O. Dr. Jevon Mcfadden, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 335-8900 Dr. Jill Barry, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 253-1304 Dr. Jill Mitchell, D.OLansing, MI · $659 in drug and device payments (2025) ·
(517) 485-8217 Dr. John Siano, MDLansing, MI · $2,143 in drug and device payments (2025) ·
(517) 484-4033 Dr. Justin Kisaka, DOLansing, MI · $563 in drug and device payments (2025) ·
(517) 374-7600 Dr. Kalyani Vangala, M.D.Lansing, MI · $121 in drug and device payments (2025) ·
(517) 371-1500 Dr. Katie Hammond, DOLansing, MI · $377 in drug and device payments (2025) ·
(517) 913-3900 Dr. Kevin Watat, DOLansing, MI · $328 in drug and device payments (2025) ·
(517) 253-6388 Dr. Khader Herzallah, MDLansing, MI · $6,892 in drug and device payments (2025) ·
(517) 364-1000 Dr. Khalid Saeed Al-asad, MD Dr. Majid Yavari, MDLansing, MI · $3,339 in drug and device payments (2025) ·
(954) 842-6025 Dr. Mandar Ajgaonkar, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 364-5880 Dr. Mark Mills, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 367-5220 Dr. Mary Chao, D.O.Lansing, MI · No drug or device payments recorded (2025) · Telehealth ·
(517) 913-3810 Dr. Mary Clifton, MDLansing, MI · No drug or device payments recorded (2025) ·
(231) 342-6132 Dr. Matthew Crisler, DOLansing, MI · No drug or device payments recorded (2025) ·
(517) 975-6000 Dr. Matthew Horvath, DOLansing, MI · $509 in drug and device payments (2025) ·
(517) 374-7600 Dr. Melvin Cherry, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 887-4302 Dr. Mia Michelena, D.O.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3810 Dr. Michael Ahrens, MDLansing, MI · $1,337 in drug and device payments (2025) ·
(517) 975-6000 Dr. Moiz Saeed, MDLansing, MI · $477 in drug and device payments (2025) ·
(517) 364-1000 Dr. Naveed Mazhar, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-5184 Dr. Nicholas Diloreto, DOLansing, MI · $937 in drug and device payments (2025) ·
(517) 975-6000 Dr. Niket Shah, MDLansing, MI · $170 in drug and device payments (2025) ·
(517) 364-5123 Dr. Nikhil Regmi, MDLansing, MI · $103 in drug and device payments (2025) ·
(517) 364-1000 Dr. Nishraj Basnet, MDLansing, MI · $230 in drug and device payments (2025) ·
(517) 364-1000 Dr. Ovidiu Batca, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-5880 Dr. Paul Entler, D.OLansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Philip Wyatt, DOLansing, MI · $239 in drug and device payments (2025) ·
(517) 975-3720 Dr. Qi Xuan AngLansing, MI · $189 in drug and device payments (2025) ·
(517) 364-1000 Dr. Rakesh Gami, MDLansing, MI · $229 in drug and device payments (2025) ·
(517) 364-1000 Dr. Ravina Dhami, MDLansing, MI · No drug or device payments recorded (2025) ·
(517) 364-1000 Dr. Regina Mcgill, M.D.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 913-3900 Dr. Richard Cunanan, D.O.Lansing, MI · No drug or device payments recorded (2025) ·
(517) 364-2746 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