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. Stephen Baker, M.D.Wauwatosa, WI · No drug or device payments recorded (2025) ·
(414) 464-4460 Dr. Sunitha Gundamraj, M.D.Wauwatosa, WI · $123 in drug and device payments (2025) · Telehealth ·
(414) 771-7900 Dr. Tiffany Hubbard, MDWauwatosa, WI · No drug or device payments recorded (2025) ·
(414) 771-8228 Dr. Tina Olander, M.D.Wauwatosa, WI · $24 in drug and device payments (2025) ·
(414) 464-4460 Dr. U Blaschke, MDWauwatosa, WI · $49 in drug and device payments (2025) ·
(414) 773-6300 Dr. Venkatarama Rao, MDWauwatosa, WI · No drug or device payments recorded (2025) ·
(414) 771-7900 Dr. Zachary Telfer, MDWauwatosa, WI · No drug or device payments recorded (2025) ·
(414) 955-8296 Dr. Albert Adams, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 546-3733 Dr. Andrew Mcdonagh, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-6000 Dr. Ann Merkow, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 566-6400 Dr. Carol Potts, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 543-9600 Dr. David Pryba, MDWest Allis, WI · No drug or device payments recorded (2025) · Telehealth ·
(414) 456-5950 Dr. Deborah Lemke, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 543-9600 Dr. Douglas Lillie, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-8700 Dr. Eric Luy, MDWest Allis, WI · No drug or device payments recorded (2025) · Telehealth ·
(414) 456-5900 Dr. Faiqa Malik, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 385-2590 Dr. Harvey Hewes, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-8840 Dr. Hashim Sadig, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 225-0300 Dr. Joan Milott, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 955-5900 Dr. John Obudzinski, D.O.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-8777 Dr. Kathryn Havens, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 329-5634 Dr. Malini Mehta, M.D.West Allis, WI · $25 in drug and device payments (2025) · Telehealth ·
(414) 328-8777 Dr. Meghan NothemWest Allis, WI · $1,341 in drug and device payments (2025) ·
(414) 328-8150 Dr. Mehboob Qureshi, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 255-0300 Dr. Michael Dawson, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-8630 Dr. Monica O'sullivan, MDWest Allis, WI · $30 in drug and device payments (2025) ·
(414) 454-8300 Dr. Neil Reisinger, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 259-9234 Dr. Nena Stanley, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 255-0304 Dr. Nishant Vaidy, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-8777 Dr. Paresh Mistry, M.D.West Allis, WI · No drug or device payments recorded (2025) · Telehealth ·
(414) 328-6000 Dr. Rama Vaidyanathan, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 255-0300 Dr. Shahida Munim, MDWest Allis, WI · $494 in drug and device payments (2025) ·
(414) 543-1441 Dr. Sherif Gobrial, M.D.,West Allis, WI · No drug or device payments recorded (2025) ·
(414) 255-0300 Dr. Thomas Vangilder, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 566-6400 Dr. Timothy Thompson, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 414-8601 Dr. Warren Vonroenn, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 203-4491 Dr. William Burns, M.D.West Allis, WI · No drug or device payments recorded (2025) ·
(414) 328-8680 Dr. William Listwan, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 566-8210 Dr. Zheng-hao Wu, MDWest Allis, WI · No drug or device payments recorded (2025) ·
(414) 255-0300 Dr. Andrew GuminskiWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 334-3451 Dr. Baby Snigdha, MDWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 334-3451 Dr. Carlos Sanabria, MDWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 334-6020 Dr. Donald Muth, MDWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 334-8339 Dr. G MosleyWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 334-3451 Dr. Gregory BlommelWest Bend, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 334-3451 Dr. Jeffrey Brejwo, M.D.West Bend, WI · No drug or device payments recorded (2025) ·
(262) 335-8600 Dr. Jennifer Weston, PA-CWest Bend, WI · $14 in drug and device payments (2025) ·
(262) 677-7868 Dr. Joseph Nordin, DOWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 338-1123 Dr. Kelly Darmody, M.D.West Bend, WI · No drug or device payments recorded (2025) ·
(262) 421-5135 Dr. Medhat Hamed, MDWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 334-5533 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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