NPPES file of Aug 9, 2026

Hematology & Oncology Physician in Wisconsin

295 NPPES records list hematology & oncology physician with a practice address in Wisconsin, 5 per 100,000 residents, the 12th highest rate of 51. Milwaukee and Madison have the most; each record links to the provider's NPI and the Wisconsin license search. Page 3 of 6.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RH0003X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Milwaukee has the most, 95

  1. Milwaukee95
  2. Madison53
  3. Green Bay18
  4. La Crosse13
  5. Appleton10

Hematology & Oncology Physician records in Wisconsin

  1. Sayed Mehdi Hamadani, M.DMilwaukee, WI 532261114142064
  2. Shadi Hamdan, M.D.Marinette, WI 541431801088992
  3. Richard Hansen, MDOconomowoc, WI 530661164496162
  4. John Hanson, M.D.Milwaukee, WI 532151275536450
  5. Thomas Hanzlik, M.DMadison, WI 537151235586702
  6. Niaz Haque, MDWeston, WI 544761871783407
  7. Parameswaran Hari, MDMilwaukee, WI 532261083665814
  8. Amy Harker-Murray, MDMilwaukee, WI 532261760459663
  9. Gil Harmon, MDLa Crosse, WI 546011104265339
  10. Elyse Harris, MDMadison, WI 537151215324090
  11. Galen Hasler, MDMadison, WI 537031356486591
  12. Syed Hassan, M.DMount Pleasant, WI 534061740572528
  13. Yacki Hayashi-Tanner, D.O.La Crosse, WI 546011487031894
  14. Peiman Hematti, MDMilwaukee, WI 532261710953732
  15. Kathleen Hemauer, M.D.Waukesha, WI 531881326467234
  16. Bradley Heraly, M.D.Green Bay, WI 543031063730042
  17. James Heun, M.D.Platteville, WI 538181497713697
  18. William Hocking, MDMarshfield, WI 544491649364548
  19. Mary Horowitz, MDMilwaukee, WI 532261356392195
  20. Margery Howard, M.D.Milwaukee, WI 532151457326985
  21. Michael Husak, MDRice Lake, WI 548681386679959
  22. Faiz Hussain, M.D.Milwaukee, WI 532331285044784
  23. Hassaan Jafri, M.D.Oshkosh, WI 549041881076263
  24. Samantha Jaglowski, M.D.Milwaukee, WI 532261669674271
  25. Anthony Jaslowski, M.D.Green Bay, WI 543031467546507
  26. Apoorva Jayarangaiah, M.DEau Claire, WI 547011396186458
  27. Abhay Jella, M.D.Milwaukee, WI 532151457307696
  28. Peter Johnson, M.D.Waukesha, WI 531881407948763
  29. Michael Jones, MDFond Du Lac, WI 549351164403226
  30. Sailaja Kamaraju, MDWest Bend, WI 530951093763260
  31. Mandana Kamgar, M.D.Milwaukee, WI 532261376982264
  32. Ola Kanj Ahmed, MDEau Claire, WI 547031184767295
  33. Jonathan Kapke, DOWaukesha, WI 531881093058372
  34. Amritha Karkera, M.D.Green Bay, WI 543111003129958
  35. Tyce Kearl, M.D., PH.D.Milwaukee, WI 532261700205549
  36. Michael Keefe, MDMilwaukee, WI 532111073510004
  37. Vaishalee Kenkre, M.D.Madison, WI 537921386890978
  38. Atif Khan, M.DEau Claire, WI 547011326303793
  39. Linh Khuu, MDMadison, WI 537171801884218
  40. Deepak Kilari, M.DMilwaukee, WI 532261164652947
  41. Roy Kim, M.D.Madison, WI 537151942316286
  42. Ariel Kleman, M.D.Milwaukee, WI 532071659758050
  43. Thomas Klinkhammer, MDWeston, WI 544761851479067
  44. David Knight, MD, PHD.Pleasant Prairie, WI 531581598969644
  45. Raymond Knight, MDKenosha, WI 531431013963792
  46. Paul Koch, M.D.Green Bay, WI 543011649346073
  47. Vidya Kollu, M.D.Eau Claire, WI 547011710346671
  48. David Kosoff, M.D.Madison, WI 537921356608210
  49. Jeremy Kratz, MDMadison, WI 537921417344177
  50. Razelle Kurzrock, M.D.Milwaukee, WI 532261477651651

Source: CMS NPPES, primary taxonomy 207RH0003X: records by practice city and the list of records, file of Aug 9, 2026.

Wisconsin ranks 12 of 51 per resident

  1. New Hampshire5.4
  2. Illinois5.3
  3. Maryland5.1
  4. Wisconsin5.0
  5. North Dakota5.0
  6. Minnesota4.8
  7. 50 states and D.C.4.2

Source: CMS NPPES, primary taxonomy 207RH0003X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

82.0% of these records appear in a Medicare file, against 82.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Wisconsin82.0%
  2. United States82.9%

Hematology & Oncology Physician records in Wisconsin, measured

  • In a Medicare file242 of 295 · 82.0% here, 82.9% nationally
  • In the CMS Doctors and Clinicians file217 · 73.6% here, 71.3% nationally
  • Not updated in five years or more150 · 50.8% here, 54.3% nationally
  • Median graduation year2004 · the 217 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RH0003X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

295 NPPES records list hematology & oncology physician (207RH0003X) as their primary taxonomy with a practice address in Wisconsin: 5 per 100,000 residents against 4.2 nationally (50 states and D.C.). Milwaukee has 95 of them (32%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Arizona285
  2. Minnesota274
  3. Maryland317
  4. Tennessee273

States with a similar rate per 100,000

  1. North Dakota5.0
  2. Illinois5.3
  3. New Hampshire5.4
  4. Connecticut5.5

The largest states

  1. California1,583
  2. New York1,163
  3. Texas922
  4. Florida818
  5. Pennsylvania784

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.