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 5 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. Adedayo Onitilo, MDWeston, WI 544761275631566
  2. Manish Pant, MDMilwaukee, WI 532151336376698
  3. Elisavet Paplomata, M.D.Madison, WI 537111891927687
  4. Benjamin Parsons, D.O.La Crosse, WI 546011164688834
  5. Monica Patel, M.D.Madison, WI 537921881004356
  6. Nirav Patel, M.DGreen Bay, WI 543111225335482
  7. Jean Peliska, M.D.Menomonee Falls, WI 530511578599288
  8. Christopher Peterson, MDWausau, WI 544011700897535
  9. Joyce Philip, M.D.Appleton, WI 549111235524406
  10. Anthony Phillips, M.D.Shawano, WI 541661780729020
  11. Brenda Pierce, MDWest Allis, WI 532271437140175
  12. Peter Polewski, MDGrafton, WI 530241659784940
  13. Harsha Poola, M.DGreen Bay, WI 543031801174354
  14. Priyanka Pophali, MDMadison, WI 537921245598101
  15. Ryan Porter, MDMadison, WI 537151578725651
  16. Johanna Poterala, MDMadison, WI 537151962908467
  17. Douglas Puffer, M.D.Mequon, WI 530971366463267
  18. Soumya Pulipati, MDMarshfield, WI 544491740821859
  19. Rubina Qamar, MDMadison, WI 537921366423774
  20. Laura Raftery, M.D.Waukesha, WI 531881992862551
  21. Saurabh Rajguru, M.DMadison, WI 537151104056597
  22. Mohammad Raza, M.D.Waukesha, WI 531881952585788
  23. Douglas Reding, MDWeston, WI 544761760582076
  24. Janet Retseck, M.D.Milwaukee, WI 532261144546227
  25. Peyton Reves, MDMadison, WI 537921639631146
  26. Hamied Rezazadeh, MDWausau, WI 544011659382497
  27. Kimberly Ridolfi, M.D.Milwaukee, WI 532261720159882
  28. Insia Rizvi, M.D.Milwaukee, WI 532331073040895
  29. James Rizzo, MDMilwaukee, WI 532261962456988
  30. Emily Robinson, MDJanesville, WI 535481134271604
  31. Pierre Rodriguez Alarcon, MDMilwaukee, WI 532151770100596
  32. Samuel RotterMadison, WI 537921285097725
  33. Antony Ruggeri, M.D.Milwaukee, WI 532151417922949
  34. Lyndsey Runaas, M.D.Madison, WI 537151265758668
  35. Matthew Ryan, M.D.Green Bay, WI 543031548233612
  36. Wael Saber, MDMilwaukee, WI 532261730145863
  37. Kieran Sahasrabudhe, M.D.Madison, WI 537921912354366
  38. Sherjeel Sana, MDMilwaukee, WI 532151194847228
  39. Federico Sanchez, M.D.Waukesha, WI 531881396710836
  40. Cheruppolil Santhosh-Kumar, MDSheboygan, WI 530811649387911
  41. Shannon SchmidtAppleton, WI 549111033351465
  42. Timothy Schmidt, MDMadison, WI 537921598182974
  43. Michael Schuetz, M.D.Racine, WI 534051538199401
  44. Derek Serna, M.D.Waukesha, WI 531881205044773
  45. Nirav Shah, MDMilwaukee, WI 532261245491257
  46. Varsha Shah, M.D.Milwaukee, WI 532111225297856
  47. Corey Shamah, M.D.Milwaukee, WI 532091104910249
  48. Bronwen Shaw, MBCHB, PHDMilwaukee, WI 532261972913614
  49. Adam Siegel, MDSummit, WI 530661750616561
  50. Roy Silverstein, M.D.Milwaukee, WI 532261205892379

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.