Internal Medicine Doctors in Wisconsin
Data updated monthly · Last refresh October 2026
2,081 Internal Medicine providers practice in Wisconsin, including 377 (18%) offering telehealth. The largest concentration is in Madison. 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.
2,081providers
377telehealth
Madisontop city
Internal Medicine by city in Wisconsin
Choose a city to see providers there.
Internal Medicine providers in Wisconsin
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. Matthew MerwinMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Matthew Priest, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Matthew RabskaMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Maxwell Malter, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Mckenzie Temperly, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Megan Gjertsen, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Megan Mirkes, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-1200 Dr. Melissa Allan, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(082) 746-1100 Dr. Melissa Barnett, M.D.Madison, WI · No drug or device payments recorded (2025) ·
(608) 417-5659 Dr. Meredith GallagherMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Michaela Clausen, MDMadison, WI · No drug or device payments recorded (2025) ·
(640) 060-8263 Dr. Michael Dieterle, MD, PHDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Michael Fiore, MD MPHMadison, WI · No drug or device payments recorded (2025) ·
(608) 334-3655 Dr. Michael Goldrosen, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 233-9746 Dr. Michael Haubenschild, M.D.Madison, WI · No drug or device payments recorded (2025) ·
(608) 417-5659 Dr. Michael Hermsen, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 828-7676 Dr. Michael Houghan, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 242-6850 Dr. Michael MatthewsMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-1600 Dr. Michael Thom, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 265-1600 Dr. Mitchell Keith, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Molly Cole, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Mona Lazar, D.O.Madison, WI · No drug or device payments recorded (2025) ·
(608) 417-6000 Dr. Moudar Jano, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Mubashira SarnaikMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 252-8000 Dr. Muqaddam Salim, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 260-2700 Dr. Naga Dharmavaram, MDMadison, WI · $198 in drug and device payments (2025) ·
(608) 263-6400 Dr. Nancy Huang, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 824-4000 Dr. Nathan Padilla, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Nathan SchweryMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. N Casper, MDMadison, WI · $87 in drug and device payments (2025) · Telehealth ·
(608) 417-8800 Dr. Nicholas Siebers, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 265-1200 Dr. Nicole KochmanMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 263-6400 Dr. Nicoll Martins-manhicaMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Nike Mourikes, M.D.Madison, WI · No drug or device payments recorded (2025) ·
(312) 852-2719 Dr. Nima Florio, M.D.Madison, WI · No drug or device payments recorded (2025) ·
(608) 251-4156 Dr. Noah Free, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Norman Jensen, MD MSMadison, WI · No drug or device payments recorded (2025) ·
(608) 271-7835 Dr. Olivia Digioia, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Orest Kostelyna, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 252-8000 Dr. Oscar Ramirez Ramirez, MD Dr. Paloma Lucena Cabral, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Pamela Alsum, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 251-4990 Dr. Pamela Ryan, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-7550 Dr. Parisa Amleshi, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 287-2250 Dr. Patricia Siy, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Patrick Kittredge, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 265-1200 Dr. Patrick Mcclurg, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Paula Graf, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 417-6000 Dr. Paul Beckfield, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 260-6000 Conditions Internal Medicine providers in Wisconsin 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 Wisconsin?There are 2,081 Internal Medicine providers with active NPI records practicing in Wisconsin, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Wisconsin offer telehealth?Yes. 377 of the 2,081 Internal Medicine providers in Wisconsin (about 18%) report offering telehealth services in CMS data.
Which cities in Wisconsin have the most Internal Medicine providers?Madison (411), Milwaukee (383), La Crosse (113) have the highest concentration of Internal Medicine providers in Wisconsin.
How many Internal Medicine providers in Wisconsin received drug or device company payments?350 of 2,081 Internal Medicine providers in Wisconsin (17%) 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 Wisconsin 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 Wisconsin work in independent practices or large health systems?Among 984 Internal Medicine Doctors in Wisconsin enrolled in Medicare, 4% bill through a solo or small practice with fewer than 10 clinicians, 11% through a mid-size group of 10 to 99, and 85% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Wisconsin work at?According to CMS facility affiliation records, the Wisconsin hospitals where the most Internal Medicine Doctors hold privileges are University of Wi Hospitals & Clinics Authority in Madison; Froedtert Memorial Lutheran Hospital in Milwaukee; Aurora St Lukes Medical Center in Milwaukee.
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