NPPES file of Aug 9, 2026

Hematology & Oncology Physician in California

1,583 NPPES records list hematology & oncology physician with a practice address in California, 4.1 per 100,000 residents, the 19th highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 9 of 32.

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).

Los Angeles has the most, 153

  1. Los Angeles153
  2. San Diego88
  3. Sacramento77
  4. San Francisco64
  5. Orange63

Hematology & Oncology Physician records in California

  1. Raina Ferzoco, M.D.Los Gatos, CA 950321811213564
  2. Robert Figlin, MDDuarte, CA 910101780609966
  3. Bernard Fine, MD PHDPalo Alto, CA 943041962650895
  4. Richard Finn, MDSanta Monica, CA 904041811912074
  5. Katrina FischerSan Mateo, CA 944011477972388
  6. Sean Fischer, M.D.Santa Monica, CA 904041801842943
  7. George Fisher, MDStanford, CA 943051255446308
  8. Jennifer Fisher, M.D.San Diego, CA 921231710156807
  9. Marshall Flam, M.D.Fresno, CA 937201891789004
  10. Angela Fleischman, MDOrange, CA 928681922216175
  11. Sarah Fleisig, M.D.Napa, CA 945581275827941
  12. Nicole Foley, M.D.Orange, CA 928681003301110
  13. Minch Fong, M.D.Mission Viejo, CA 926911407849284
  14. Mark Forsberg, MDLos Angeles, CA 900891639638661
  15. Charles Forscher, MDLos Angeles, CA 900481235239088
  16. Christopher Foss, MDSanta Clarita, CA 913551629431044
  17. Sylvia Fowler, MDPanorama City, CA 914021891810305
  18. Laurie Frakes, M.D.Encinitas, CA 920241174595144
  19. Jed Freeman, M.D.Redding, CA 960011275669038
  20. Jack Freimann, M.D.Whittier, CA 906021306953021
  21. Terence Friedlander, MSSan Francisco, CA 941431215134267
  22. John P Fruehauf, MDOrange, CA 928681588744635
  23. Xinting Fu, MDRiverside, CA 925051770650582
  24. Afshin Gabayan, M.D.Beverly Hills, CA 902111659412757
  25. Paulette Gabbai-Saldate, M.D.San Diego, CA 921031902285596
  26. Preston Gable, M.D.San Diego, CA 921341275504466
  27. Fawaz Gailani, MDRiverside, CA 925051013084839
  28. Kirit Gala, MDArcadia, CA 910071801890405
  29. Youssef Gamal, MDBellflower, CA 907061912945700
  30. David Gandara, M.D.Sacramento, CA 958171528042587
  31. Vishwanath Ganesan, MDLos Angeles, CA 900891679156368
  32. John Ganey, MDAntioch, CA 945311215935713
  33. Sanjay Ganpule, M.D.Templeton, CA 934651437173085
  34. Jennifer Gansert, MDLos Angeles, CA 900951811922412
  35. Patricia Ganz, MDLos Angeles, CA 900951871528471
  36. Galen GaoLos Angeles, CA 900951336842582
  37. Natasha GargUpland, CA 917861831458835
  38. Debra Garley, MDChico, CA 959261447322292
  39. Edward Garon, MDLos Angeles, CA 900951134153745
  40. Dron Gauchan, M.DAuburn, CA 956021487805784
  41. Aruna Gavini, MDWalnut Creek, CA 945981942439021
  42. Abbas Ghadialy, MDStockton, CA 952101114005022
  43. Sanaz Ghafouri, M.D.Woodland, CA 956951730543539
  44. Vikas Ghai, M.D.Bakersfield, CA 933011831359108
  45. Bassam Ghanem, MDThousand Oaks, CA 913611528167830
  46. Nabil Ghani, M.D.Sacramento, CA 958161407390172
  47. Umair Ghani, M.D.Huntington Beach, CA 926481619266228
  48. Manasi Ghatge, MDVentura, CA 930031891322459
  49. Aradhana Ghosh, MDVallejo, CA 945891821176322
  50. Sudeep Ghuman, MDOroville, CA 959661376795468

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

California ranks 19 of 51 per resident

  1. Ohio4.4
  2. New Jersey4.3
  3. Louisiana4.1
  4. California4.1
  5. Nebraska4.0
  6. Virginia4.0
  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.

83.1% 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. California83.1%
  2. United States82.9%

Hematology & Oncology Physician records in California, measured

  • In a Medicare file1,315 of 1,583 · 83.1% here, 82.9% nationally
  • In the CMS Doctors and Clinicians file1,126 · 71.1% here, 71.3% nationally
  • Not updated in five years or more917 · 57.9% here, 54.3% nationally
  • Median graduation year2003 · the 1,124 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

1,583 NPPES records list hematology & oncology physician (207RH0003X) as their primary taxonomy with a practice address in California: 4.1 per 100,000 residents against 4.2 nationally (50 states and D.C.). Los Angeles has 153 of them (10%).

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. New York1,163
  2. Texas922
  3. Florida818
  4. Pennsylvania784

States with a similar rate per 100,000

  1. Nebraska4.0
  2. Louisiana4.1
  3. Virginia4.0
  4. North Carolina4.0

The largest states

  1. New York1,163
  2. Texas922
  3. Florida818
  4. Pennsylvania784
  5. Illinois666

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.