Hematologists and Oncologists in Wisconsin
Data updated monthly · Last refresh October 2026
301 Hematology & Oncology providers practice in Wisconsin, including 141 (47%) offering telehealth. The largest concentration is in Milwaukee. 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.
301providers
141telehealth
Milwaukeetop city
Hematology & Oncology by city in Wisconsin
Choose a city to see providers there.
Hematology & Oncology 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. Srinandan Guntupalli, M.D.,Green Bay, WI · $14 in drug and device payments (2025) ·
(920) 435-8326 Dr. Tyion Torres, M.D.Green Bay, WI · No drug or device payments recorded (2025) ·
(920) 435-8326 Dr. Umang Gautam, MDGreen Bay, WI · No drug or device payments recorded (2025) · Telehealth ·
(920) 288-8000 Dr. Emily Robinson, MDJanesville, WI · $33 in drug and device payments (2025) ·
(608) 756-6890 Dr. Haley MillsJanesville, WI · $75 in drug and device payments (2025) ·
(608) 756-6871 Dr. Malik Bandealy, MDKenosha, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 857-5750 Dr. Raymond Knight, MDKenosha, WI · No drug or device payments recorded (2025) ·
(262) 653-5300 Dr. Benjamin Parsons, D.O.La Crosse, WI · $174 in drug and device payments (2025) · Telehealth ·
(608) 782-7300 Dr. Christian Debranin, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 392-9510 Dr. David Marinier, M.D.La Crosse, WI · $88 in drug and device payments (2025) · Telehealth ·
(608) 782-7300 Dr. Gil Harmon, MDLa Crosse, WI · $20 in drug and device payments (2025) · Telehealth ·
(608) 782-7300 Dr. John Farnen, MDLa Crosse, WI · No drug or device payments recorded (2025) ·
(608) 782-7300 Dr. Jonathan Ticku, M.D.La Crosse, WI · $72 in drug and device payments (2025) · Telehealth ·
(608) 785-0940 Dr. Kurt Oettel, MDLa Crosse, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 782-7300 Dr. Matthias Weiss, MDLa Crosse, WI · $103 in drug and device payments (2025) ·
(608) 785-0940 Dr. Michael Ojelabi, M.DLa Crosse, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 782-7300 Dr. Paula Gill, MDLa Crosse, WI · $68 in drug and device payments (2025) · Telehealth ·
(608) 785-0940 Dr. Paul Letendre, MDLa Crosse, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 782-7300 Dr. Reggie Thomes, D.O.La Crosse, WI · $1,618 in drug and device payments (2025) · Telehealth ·
(608) 782-7300 Dr. Yacki Hayashi-tanner, D.O.La Crosse, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 782-7300 Dr. Anshul Bamrolia, MDLake Geneva, WI · $122 in drug and device payments (2025) ·
(262) 245-0535 Dr. Adam Levin, M.D.Madison, WI · $100 in drug and device payments (2025) · Telehealth ·
(608) 252-8000 Dr. Alissa Weber, M.D.Madison, WI · $100 in drug and device payments (2025) · Telehealth ·
(608) 252-8000 Dr. Amy Stella, M.D.Madison, WI · $115 in drug and device payments (2025) · Telehealth ·
(608) 252-8000 Dr. Aric Hall, M.D.Madison, WI · $1,596 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. Ariel Nelson, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 252-8000 Dr. Charles Diggs, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 827-4044 Dr. Christos Kyriakopoulos, M.D.Madison, WI · $1,013 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. David Kosoff, M.D.Madison, WI · $143 in drug and device payments (2025) ·
(608) 265-1700 Dr. Devon MillerMadison, WI · No drug or device payments recorded (2025) ·
(608) 915-0100 Dr. Elisavet Paplomata, M.D.Madison, WI · No drug or device payments recorded (2025) ·
(404) 654-7828 Dr. Elyse Harris, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 287-2552 Dr. Emma Williams, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Galen Hasler, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 206-5218 Dr. Jacqueline Mullvain, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 252-8000 Dr. Jacques Galipeau, MD FRCPMadison, WI · $1,693 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. James Engeler, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 252-8000 Dr. Jeremy Kratz, MDMadison, WI · $740 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. Johanna Poterala, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 287-2552 Dr. Kae Walker, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 280-7067 Dr. Kalyan Vara Ganesh Nadiminti, MDMadison, WI · $6,554 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. Kieran Sahasrabudhe, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 263-1700 Dr. Linh Khuu, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 410-2700 Dr. Lisa Lepeak, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 252-8000 Dr. Luke Zurbriggen, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 263-5660 Dr. Lyndsey Runaas, M.D.Madison, WI · $269 in drug and device payments (2025) · Telehealth ·
(608) 252-8000 Dr. Margaret WalkerMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Matthew Brunner, M.D.Madison, WI · $6,298 in drug and device payments (2025) · Telehealth ·
(608) 263-5660 Dr. Michael Frontiera, MDMadison, WI · $1,665 in drug and device payments (2025) ·
(608) 252-8000 Dr. Moniba Nazeef, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 263-4459 Conditions Hematology & Oncology providers in Wisconsin commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Hematology & Oncology providers. Individual practices vary, so confirm with the provider before booking.
- Breast cancer
- Lung cancer
- Lymphoma
- Leukemia
- Anemia
- Blood disorders
Common questions
How many Hematology & Oncology providers are in Wisconsin?There are 301 Hematology & Oncology providers with active NPI records practicing in Wisconsin, according to federal NPPES data refreshed monthly.
Do Hematology & Oncology providers in Wisconsin offer telehealth?Yes. 141 of the 301 Hematology & Oncology providers in Wisconsin (about 47%) report offering telehealth services in CMS data.
Which cities in Wisconsin have the most Hematology & Oncology providers?Milwaukee (102), Madison (52), Green Bay (18) have the highest concentration of Hematology & Oncology providers in Wisconsin.
How many Hematology & Oncology providers in Wisconsin received drug or device company payments?139 of 301 Hematology & Oncology providers in Wisconsin (46%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Hematology & Oncology providers in Wisconsin treat?Hematology & Oncology providers commonly treat breast cancer, lung cancer, lymphoma, leukemia, anemia 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 Hematologists and Oncologists in Wisconsin work in independent practices or large health systems?Among 201 Hematologists and Oncologists in Wisconsin enrolled in Medicare, 1% bill through a solo or small practice with fewer than 10 clinicians, 2% through a mid-size group of 10 to 99, and 97% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Hematologists and Oncologists in Wisconsin work at?According to CMS facility affiliation records, the Wisconsin hospitals where the most Hematologists and Oncologists hold privileges are Froedtert Memorial Lutheran Hospital in Milwaukee; Aurora St Lukes Medical Center in Milwaukee; University of Wi Hospitals & Clinics Authority in Madison.
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