NPPES file of Aug 9, 2026

Hematology & Oncology Physician in Illinois

666 NPPES records list hematology & oncology physician with a practice address in Illinois, 5.3 per 100,000 residents, the 10th highest rate of 51. Chicago and Maywood have the most; each record links to the provider's NPI and the Illinois license search. Page 9 of 14.

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).

Chicago has the most, 231

  1. Chicago231
  2. Maywood44
  3. Springfield31
  4. Park Ridge25
  5. Peoria24

Hematology & Oncology Physician records in Illinois

  1. Stanley Nabrinsky, MDElgin, IL 601231568459774
  2. Kathleen Naegele, D.O.Champaign, IL 618201407004773
  3. Rand Naffouje, M.D.Naperville, IL 605401124469267
  4. Sucha Nand, MDMaywood, IL 601531134106404
  5. Rita NandaChicago, IL 606371568524015
  6. Sunil NarulaChicago, IL 606371861428583
  7. Ahmad Nassar, MDChicago, IL 606121861988222
  8. Sunita Nathan, M.D.Chicago, IL 606121023278892
  9. Mariam NawasChicago, IL 606371841617008
  10. Archana Nayani, M.D.Springfield, IL 627691548524770
  11. Rodney Nelson, M.D.Geneva, IL 601341831183342
  12. Valerie Nelson, MD, MBAChicago, IL 606111215183934
  13. Matthew Newman, MDChicago, IL 606371861195745
  14. Ryan Nguyen, D.O.Chicago, IL 606121437509072
  15. Halla Nimeiri, M.D.Chicago, IL 606111093992497
  16. Sangeetha Nimmagadda, M.D.Chicago, IL 606121851594725
  17. Imran Nizamuddin, MDOak Lawn, IL 604531124587365
  18. Yunus Nomanbhoy, M.D.Homewood, IL 604301336141860
  19. Richard Nora, M.D.Rockford, IL 611081376570846
  20. Yazan Numan, MDOrland Park, IL 604621801243738
  21. Timothy O'Connor, MDMaywood, IL 601531639708290
  22. Alexander O'Hara, MDMaywood, IL 601531740922533
  23. William O'Reilly, M.D.Palos Heights, IL 604631437124625
  24. Patrick O'Shea, MDChicago, IL 606111558065003
  25. Jennifer Obasi, MDCarterville, IL 629181710341599
  26. Olatoyosi OdenikeChicago, IL 606371194887646
  27. Timothy Oh, MDChicago, IL 606111750840856
  28. Ira Oliff, MDSkokie, IL 600771336138726
  29. Olufunmilayo OlopadeChicago, IL 606371649332198
  30. Daniel Olson, M.D.Chicago, IL 606371003234329
  31. Ibrahim Omore, M.DCarterville, IL 629181245896034
  32. Paul Oneill, M.D.McHenry, IL 600501548262611
  33. Evelena Ontiveros, MD PHDDecatur, IL 625261689886962
  34. Robinson Ortiz, MDRolling Meadows, IL 600081265617203
  35. Afaf OsmanChicago, IL 606371750799730
  36. Laura Owczarzak, MDMaywood, IL 601531124681937
  37. Yu Oyama, MDChicago, IL 606111790715472
  38. Yagnesh Oza, M.D.Mount Vernon, IL 628641912984766
  39. Sasikala Paidi, M.D.Mount Prospect, IL 600561295735124
  40. Saagar Pamulapati, MD, MA IN BIOETHICSPark Ridge, IL 600681487230041
  41. Anita Pandey, M.D.Rolling Meadows, IL 600081245580604
  42. Mauna Pandya, MDOak Lawn, IL 604531356439178
  43. Agne Paner, M.D.Maywood, IL 601531336303965
  44. Mukta Pant-Purohit, M.D.Aurora, IL 605061457533739
  45. Jose Paredes, M.D.Tinley Park, IL 604871609868819
  46. Anand PatelChicago, IL 606371467870204
  47. Bhamini Patel, MDChicago, IL 606111568921724
  48. Bindiya Patel, M.D.Glenview, IL 600261184087173
  49. Kaushikbhai Patel, M.D.Aurora, IL 605041780670166
  50. Kavi Patel, M.D.Crystal Lake, IL 600141427589563

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

Illinois ranks 10 of 51 per resident

  1. Maine5.5
  2. Connecticut5.5
  3. New Hampshire5.4
  4. Illinois5.3
  5. Maryland5.1
  6. Wisconsin5.0
  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.

83.8% 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. Illinois83.8%
  2. United States82.9%

Hematology & Oncology Physician records in Illinois, measured

  • In a Medicare file558 of 666 · 83.8% here, 82.9% nationally
  • In the CMS Doctors and Clinicians file461 · 69.2% here, 71.3% nationally
  • Not updated in five years or more324 · 48.6% here, 54.3% nationally
  • Median graduation year2003 · the 461 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

666 NPPES records list hematology & oncology physician (207RH0003X) as their primary taxonomy with a practice address in Illinois: 5.3 per 100,000 residents against 4.2 nationally (50 states and D.C.). Chicago has 231 of them (35%).

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. Pennsylvania784
  2. Florida818
  3. Ohio513
  4. Washington476

States with a similar rate per 100,000

  1. New Hampshire5.4
  2. Connecticut5.5
  3. Maryland5.1
  4. Maine5.5

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.