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. Monica Patel, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-1700 Dr. Peter Beatty, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 410-2700 Dr. Priyanka Pophali, MDMadison, WI · $6,457 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. Rory Makielski, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 915-0100 Dr. Roy Kim, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 252-8000 Dr. Rubina Qamar, MDMadison, WI · $20 in drug and device payments (2025) · Telehealth ·
(608) 263-1700 Dr. Ryan Mattison, MDMadison, WI · $4,030 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. Ryan Porter, MDMadison, WI · $115 in drug and device payments (2025) · Telehealth ·
(608) 252-8000 Dr. Sam Lubner, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-1700 Dr. Samuel RotterMadison, WI · No drug or device payments recorded (2025) ·
(608) 915-0100 Dr. Saurabh Rajguru, M.DMadison, WI · $42 in drug and device payments (2025) · Telehealth ·
(608) 287-2552 Dr. Shannon O'mahar, MDMadison, WI · $115 in drug and device payments (2025) · Telehealth ·
(608) 410-2700 Dr. Sima Ehsani Chimeh, M.D.Madison, WI · $407 in drug and device payments (2025) ·
(608) 265-1700 Dr. Soham AliMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Thomas Enright, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 263-6400 Dr. Thomas Hanzlik, M.DMadison, WI · No drug or device payments recorded (2025) ·
(608) 252-8000 Dr. Thomas Mcfarland, MDMadison, WI · No drug or device payments recorded (2025) ·
(608) 287-2552 Dr. Timothy Schmidt, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-1700 Dr. Trevor Dennie, MDMadison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 287-2552 Dr. Vaishalee Kenkre, M.D.Madison, WI · No drug or device payments recorded (2025) · Telehealth ·
(608) 265-1700 Dr. Vincent Ma, MDMadison, WI · $16,081 in drug and device payments (2025) · Telehealth ·
(775) 225-5991 Dr. Yamil Arbaje, MDMadison, WI · $142 in drug and device payments (2025) ·
(608) 252-8000 Dr. Zhubin Gahvari, M.D.Madison, WI · $44 in drug and device payments (2025) · Telehealth ·
(608) 265-1700 Dr. David Mertens, MDMarinette, WI · No drug or device payments recorded (2025) ·
(715) 735-6523 Dr. Emmanouil Alimpertis, M.D.Marinette, WI · $68 in drug and device payments (2025) ·
(715) 735-4200 Dr. Osama Halaweh, MDMarinette, WI · No drug or device payments recorded (2025) ·
(715) 732-8000 Dr. Shadi Hamdan, M.D.Marinette, WI · $2,000 in drug and device payments (2025) ·
(715) 735-4200 Dr. Stephanie Fries, MDMarinette, WI · $25 in drug and device payments (2025) ·
(715) 735-4200 Dr. Trudi Chase, MDMarinette, WI · No drug or device payments recorded (2025) ·
(715) 735-4200 Dr. Ali Bseiso, MDMarshfield, WI · $208 in drug and device payments (2025) · Telehealth ·
(715) 387-5511 Dr. Chady Abboud Leon, M.D.Marshfield, WI · No drug or device payments recorded (2025) · Telehealth ·
(715) 387-5511 Dr. Isaac Yeboah, MDMarshfield, WI · No drug or device payments recorded (2025) ·
(715) 221-5257 Dr. Joseph Edmund, M.B.B.SMarshfield, WI · No drug or device payments recorded (2025) ·
(715) 387-5511 Dr. Lawrence Clouse, MDMarshfield, WI · No drug or device payments recorded (2025) ·
(715) 387-5425 Dr. Moira LancelotMarshfield, WI · No drug or device payments recorded (2025) ·
(715) 387-5511 Dr. Seth Fagbemi, MDMarshfield, WI · $118 in drug and device payments (2025) ·
(715) 387-5426 Dr. Soumya Pulipati, MDMarshfield, WI · No drug or device payments recorded (2025) · Telehealth ·
(715) 387-5260 Dr. William Hocking, MDMarshfield, WI · No drug or device payments recorded (2025) ·
(715) 387-5426 Dr. Jean Peliska, M.D.Menomonee Falls, WI · No drug or device payments recorded (2025) ·
(262) 251-7500 Dr. Michael Delatorre, M.D.Menomonee Falls, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 255-2500 Dr. Ravi Kishore Narra, M.D.,Menomonee Falls, WI · $10,242 in drug and device payments (2025) · Telehealth ·
(262) 257-5100 Dr. Douglas Puffer, M.D.Mequon, WI · $20 in drug and device payments (2025) · Telehealth ·
(262) 243-7454 Dr. Michael Wheeler, M.D.Merton, WI · No drug or device payments recorded (2025) ·
(262) 538-1122 Dr. Abhay Jella, M.D.Milwaukee, WI · No drug or device payments recorded (2025) · Telehealth ·
(414) 384-5111 Dr. Allan Torkelson, M.D.Milwaukee, WI · No drug or device payments recorded (2025) ·
(414) 352-3100 Dr. Amy Harker-murray, MDMilwaukee, WI · No drug or device payments recorded (2025) · Telehealth ·
(414) 805-6800 Dr. Andrew Gregory, MDMilwaukee, WI · No drug or device payments recorded (2025) ·
(888) 863-5502 Dr. Anita D'souza, MDMilwaukee, WI · $16,524 in drug and device payments (2025) · Telehealth ·
(414) 805-4600 Dr. Ankoor Biswas, M.D.Milwaukee, WI · $285 in drug and device payments (2025) ·
(414) 219-7370 Dr. Antony Ruggeri, M.D.Milwaukee, WI · $20 in drug and device payments (2025) · Telehealth ·
(414) 384-5111 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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