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 5 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. Victor Gordeuk, MDChicago, IL 606121033270046
  2. Gary Gordon, M.D.Elk Grove Village, IL 600071245291780
  3. Leo Gordon, MDChicago, IL 606111821028499
  4. Vijay Goyal, M.D.Rockford, IL 611031407966484
  5. Gary Grad, M.D.Elk Grove Village, IL 600071629039227
  6. Edward Greenberg, M.D.Lake Bluff, IL 600441861770786
  7. Maria Grosse-Perdekamp, MDUrbana, IL 618011124077714
  8. Brenda GrzeniaOrland Park, IL 604871376317388
  9. Perry Guaglianone, M.D.Decatur, IL 625261932168309
  10. Melissa Gunchenko, MDEvanston, IL 602011457040537
  11. Srilata Gundala, M.D.Hinsdale, IL 605211467646141
  12. Amit Gupta, M.D.Springfield, IL 627021639395114
  13. Divya Gupta, MDChicago, IL 606111366975583
  14. Ellen Gustafson, MDJoliet, IL 604351245296896
  15. Rami Haddad, MDOak Lawn, IL 604531710072624
  16. Patrick Hagen, M.D., M.P.HMaywood, IL 601531265725592
  17. Olwen Hahn, M.D.Chicago, IL 606371992823611
  18. Yolla Haibe, MDMoline, IL 612651093396012
  19. Ari Hakimian, DOPark Ridge, IL 600681447888276
  20. David Hakimian, MDNiles, IL 607141972590347
  21. Sigrun Hallmeyer, MDPark Ridge, IL 600681164481412
  22. Amar Hamad, MDOak Lawn, IL 604531598765166
  23. Mufaddal Hamadeh, M.D.Tinley Park, IL 604871598757718
  24. Joehar Hamdan, DOFrankfort, IL 604231508062159
  25. Adam Hamidi, MDMaywood, IL 601531851970263
  26. Christie Hancock, M.D.Park Ridge, IL 600681083050413
  27. Alexander Hantel, MDNaperville, IL 605401083691349
  28. Rekha Harting, M.D.Hinsdale, IL 605211467659318
  29. May Hashimi, M.D.Chicago, IL 606401154342293
  30. Michael Hawking, M.D.Chicago, IL 606371104274836
  31. Natalie Heater, MDChicago, IL 606111306424155
  32. Brian Heiss, M.D., M.A.Chicago, IL 606371922426352
  33. Joseph Heng, MDChicago, IL 606371700270154
  34. Elizabeth Henry, M.D.Maywood, IL 601531760646574
  35. Pedro Hermida De Viveiros, MDChicago, IL 606111427512847
  36. Jacobi Hines, MDChicago, IL 606111932692134
  37. Neha Hippalgaonkar, MDChicago, IL 606121689163933
  38. Philip HoffmanChicago, IL 606371700949229
  39. Arthur Hooberman, M.D.Park Ridge, IL 600681124088489
  40. Anuradha Hooda, MDChicago, IL 606081659981983
  41. Edward Hoppin, M.D.Mattoon, IL 619381295841492
  42. Laura Horvath, MDWarrenville, IL 605551265522866
  43. Jessie Houston, MDUrbana, IL 618011831224666
  44. Liyun Huang, FNPWoodridge, IL 605171730634700
  45. Syed Huq, MDElmhurst, IL 601261679779219
  46. Nida Hussain, M.D.McHenry, IL 600501134562150
  47. Nooreen Hussain, DOPeoria, IL 616151710349261
  48. Umar Hussain, DOPark Ridge, IL 600681639756117
  49. Zahra Ismail, MDMaywood, IL 601531124523345
  50. Diana Jaber, MDChicago, IL 606371457055444

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.