HealthcareDiscovery.AI / Doctors / Wisconsin / West Allis / Internal Medicine

Internal Medicine in West Allis, Wisconsin

Data updated monthly · Last refresh September 2026

32 Internal Medicine providers practice in West Allis, and 13% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in West Allis

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. 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, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 543-9600
Dr. David Pryba, MD
West Allis, WI · No drug or device payments recorded (2025) · Telehealth · (414) 456-5950
Dr. Deborah Lemke, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 543-9600
Dr. Douglas Lillie, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 328-8700
Dr. Eric Luy, MD
West 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, MD
West 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, MD
West 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 Nothem
West Allis, WI · $1,341 in drug and device payments (2025) · (414) 328-8150
Dr. Mehboob Qureshi, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 255-0300
Dr. Michael Dawson, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 328-8630
Dr. Monica O'sullivan, MD
West 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, MD
West 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, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 255-0300
Dr. Shahida Munim, MD
West 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, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 566-6400
Dr. Timothy Thompson, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 414-8601
Dr. Warren Vonroenn, MD
West 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, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 566-8210
Dr. Zheng-hao Wu, MD
West Allis, WI · No drug or device payments recorded (2025) · (414) 255-0300

Conditions Internal Medicine providers in West Allis, 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.

Common questions

How many Internal Medicine providers are in West Allis, Wisconsin?

There are 32 Internal Medicine providers with active NPI records practicing in West Allis, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in West Allis received drug or device company payments?

4 of 32 (13%) 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 West Allis treat?

Internal Medicine providers in West Allis 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 West Allis Internal Medicine across Wisconsin

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.