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. Hassaan Jafri, M.D.Oshkosh, WI · $14 in drug and device payments (2025) · Telehealth ·
(920) 456-7870 Dr. Muhammad Moid, MDOshkosh, WI · No drug or device payments recorded (2025) ·
(920) 303-8700 Dr. Santosh Gowda, M.D.Oshkosh, WI · No drug or device payments recorded (2025) ·
(920) 303-8700 Dr. Zahid Dar, MDOshkosh, WI · No drug or device payments recorded (2025) · Telehealth ·
(920) 303-8700 Dr. James Heun, M.D.Platteville, WI · $113 in drug and device payments (2025) ·
(608) 348-2331 Dr. Syed Haider, MDPleasant Prairie, WI · $34 in drug and device payments (2025) ·
(262) 671-7300 Dr. Michael Schuetz, M.D.Racine, WI · No drug or device payments recorded (2025) ·
(262) 687-5000 Dr. Richard Odders, MDRacine, WI · No drug or device payments recorded (2025) ·
(262) 687-5000 Dr. Kareem Abdelhadi, MDRice Lake, WI · $17 in drug and device payments (2025) ·
(715) 236-8100 Dr. Michael Husak, MDRice Lake, WI · $53 in drug and device payments (2025) ·
(715) 236-8100 Dr. Anthony Phillips, M.D.Shawano, WI · No drug or device payments recorded (2025) ·
(920) 364-3600 Dr. Cheruppolil Santhosh-kumar, MDSheboygan, WI · No drug or device payments recorded (2025) ·
(920) 457-6800 Dr. H Matthews, MDSheboygan, WI · No drug or device payments recorded (2025) ·
(920) 458-7433 Dr. Max Haid, MDSheboygan, WI · No drug or device payments recorded (2025) ·
(920) 457-6800 Dr. Nicholas GustafsonSheboygan, WI · No drug or device payments recorded (2025) · Telehealth ·
(920) 457-6800 Dr. Qiaofang Chen, M.D.Sheboygan, WI · $229 in drug and device payments (2025) ·
(920) 457-4461 Dr. Adam Siegel, MDSummit, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 434-1000 Dr. Michael Thompson, MD, PHDSummit, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 434-8800 Dr. Phillip Martinez-knouse, M.D.Summit, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 434-8800 Dr. Andrew Yetter, MDTwo Rivers, WI · No drug or device payments recorded (2025) · Telehealth ·
(920) 793-7300 Dr. Christopher Hake, MDWaukesha, WI · $20 in drug and device payments (2025) · Telehealth ·
(262) 928-2570 Dr. Derek Serna, M.D.Waukesha, WI · $60 in drug and device payments (2025) · Telehealth ·
(262) 696-5690 Dr. Federico Sanchez, M.D.Waukesha, WI · No drug or device payments recorded (2025) ·
(262) 513-2033 Dr. Jonathan Kapke, DOWaukesha, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 696-5690 Dr. Kathleen Hemauer, M.D.Waukesha, WI · $21 in drug and device payments (2025) ·
(262) 696-5690 Dr. Laura Raftery, M.D.Waukesha, WI · $2,688 in drug and device payments (2025) · Telehealth ·
(262) 928-2570 Dr. Mohammad Raza, M.D.Waukesha, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 928-2570 Dr. Peter Johnson, M.D.Waukesha, WI · No drug or device payments recorded (2025) ·
(262) 928-5350 Dr. Timothy Wassenaar, MDWaukesha, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 696-5690 Dr. Christopher Peterson, MDWausau, WI · $1,641 in drug and device payments (2025) · Telehealth ·
(715) 847-2866 Dr. Edward Mckenna, MDWausau, WI · $152 in drug and device payments (2025) · Telehealth ·
(715) 847-2866 Dr. Hamied Rezazadeh, MDWausau, WI · No drug or device payments recorded (2025) ·
(715) 847-2866 Dr. Justin Asquith, M.D.Wausau, WI · $17 in drug and device payments (2025) · Telehealth ·
(715) 847-2866 Dr. Thomas Oliver, D.OWausau, WI · $1,276 in drug and device payments (2025) · Telehealth ·
(715) 847-2866 Dr. Kurt Oesterling, MDWauwatosa, WI · No drug or device payments recorded (2025) ·
(414) 479-8695 Dr. Lewis Domke, M.D.Wauwatosa, WI · No drug or device payments recorded (2025) ·
(414) 256-1940 Dr. Brenda Pierce, MDWest Allis, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 857-5750 Dr. Chad GlischWest Allis, WI · $123 in drug and device payments (2025) · Telehealth ·
(414) 329-5950 Dr. Abdel Hai Alqwasmi, M.DWest Bend, WI · $1,100 in drug and device payments (2025) · Telehealth ·
(262) 836-7200 Dr. Ajit Divgi, MDWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 836-7200 Dr. Colin Mooney, MDWest Bend, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 836-7200 Dr. John Burfeind, MDWest Bend, WI · No drug or device payments recorded (2025) · Telehealth ·
(262) 836-7200 Dr. Lisa Sullivan, BSN, RN, OCNWest Bend, WI · No drug or device payments recorded (2025) ·
(262) 836-7200 Dr. Sailaja Kamaraju, MDWest Bend, WI · $945 in drug and device payments (2025) · Telehealth ·
(262) 334-8484 Dr. Adedayo Onitilo, MDWeston, WI · $21,002 in drug and device payments (2025) · Telehealth ·
(715) 847-3016 Dr. Douglas Reding, MDWeston, WI · No drug or device payments recorded (2025) ·
(715) 393-3886 Dr. Niaz Haque, MDWeston, WI · $700 in drug and device payments (2025) · Telehealth ·
(715) 393-1000 Dr. Thomas Klinkhammer, MDWeston, WI · $132 in drug and device payments (2025) · Telehealth ·
(715) 393-3900 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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