NPPES file of Aug 9, 2026

Pediatric Hematology & Oncology Physician in California

417 NPPES records list pediatric hematology & oncology physician with a practice address in California, 1.1 per 100,000 residents, the 17th highest rate of 50. Los Angeles and Palo Alto have the most; each record links to the provider's NPI and the California license search. Page 5 of 9.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2080P0207X · 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, 89

  1. Los Angeles89
  2. Palo Alto81
  3. San Francisco53
  4. San Diego41
  5. Oakland25

Pediatric Hematology & Oncology Physician records in California

  1. Karen Lee, MDSan Diego, CA 921231518352970
  2. Yisheng Lee, MDSacramento, CA 958191356379556
  3. Benjamin Lerman, MD, MSSan Francisco, CA 941431891353108
  4. Kenneth Leung, MDSan Francisco, CA 941141750469375
  5. Daryl Lew, FNPOrange, CA 928681821863242
  6. Hojun Li, M.D., PH.D.San Diego, CA 921231730455239
  7. Kincheon Li, MDSan Diego, CA 921231154095990
  8. Michael Link, MDPalo Alto, CA 943041982742862
  9. Angela Liou, MDSan Diego, CA 921231598150450
  10. Clara Lo, MDPalo Alto, CA 943041982865325
  11. Louise Lo, MDPalo Alto, CA 943041033137096
  12. Mignon Loh, M.D.San Francisco, CA 941431730289588
  13. Wellington Loh Jr., MDSan Diego, CA 921201962550939
  14. Adrienne Long, MD, PHDPalo Alto, CA 943041679968630
  15. Tiffany Lucas, M.D.San Francisco, CA 941581225365810
  16. Sandra Luna Fineman, M.D.San Francisco, CA 941181447272281
  17. Jerry Luo, MDPalo Alto, CA 943041447888458
  18. Julie Ma, MDPalo Alto, CA 943041487151593
  19. Crystal Mackall, MDPalo Alto, CA 943041003261660
  20. Catherine Madigan, M.D.San Diego, CA 921231801950555
  21. Arash Mahajerin, M.D.Orange, CA 928681033315247
  22. Fataneh Majlessipour, M.D.Los Angeles, CA 900481740330927
  23. Marcio Malogolowkin, MDSacramento, CA 958171457451270
  24. Araz Marachelian, MDLos Angeles, CA 900271871693945
  25. Neyssa Marina, M.D.Palo Alto, CA 943041770648792
  26. Amanda Marinoff, M.D.San Francisco, CA 941581750815072
  27. Lianna Marks, MDPalo Alto, CA 943041982998126
  28. Leo Mascarenhas, MDLos Angeles, CA 900481417057225
  29. Alison Matsunaga, MDOakland, CA 946091770655078
  30. Barry Maurer, MDLos Angeles, CA 900271740380856
  31. William May, MDLos Angeles, CA 900271790884898
  32. Aditi Mehta, D.O.Long Beach, CA 908061508165093
  33. Bhakti Mehta, M.DLos Angeles, CA 900271295905792
  34. Alexis Melton, M.D., PH.D.San Francisco, CA 941581285860858
  35. William Mentzer, M.D.San Francisco, CA 941431255430146
  36. George Michaiel, MDLos Angeles, CA 900271457991143
  37. Jennifer Michlitsch, M.D.Oakland, CA 946091528117256
  38. Michael Migotsky, MDLos Angeles, CA 900271356800346
  39. James Miser, MDDuarte, CA 910101215022264
  40. Myra Mizokami, M.D.San Leandro, CA 945771477698694
  41. Babak Moghimi, M.D.Los Angeles, CA 900271669762456
  42. Diana Moke, M.D.Bellflower, CA 907061508152794
  43. Stacy Month, MDOakland, CA 946111942388731
  44. Theodore Moore, M.D.Los Angeles, CA 900951710091020
  45. Sonia Morales, MDOrange, CA 928681356743934
  46. Heather Morgan, M.D.San Francisco, CA 941071164522413
  47. Kenji Morimoto, M.D.Los Angeles, CA 900951134334527
  48. Lisa Mueller, MDDuarte, CA 910101972600179
  49. Lindsey Murphy, M.D.Duarte, CA 910101255794426
  50. Sujata Mushrif, M.DSan Bernardino, CA 924081801035134

Source: CMS NPPES, primary taxonomy 2080P0207X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 17 of 50 per resident

  1. Indiana1.2
  2. Wisconsin1.1
  3. Vermont1.1
  4. California1.1
  5. Texas1.0
  6. Connecticut1.0
  7. 50 states and D.C.1.1

Source: CMS NPPES, primary taxonomy 2080P0207X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

52.8% of these records appear in a Medicare file, against 50.9% 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. California52.8%
  2. United States50.9%

Pediatric Hematology & Oncology Physician records in California, measured

  • In a Medicare file220 of 417 · 52.8% here, 50.9% nationally
  • In the CMS Doctors and Clinicians file120 · 28.8% here, 31.2% nationally
  • Not updated in five years or more243 · 58.3% here, 54.5% nationally
  • Median graduation year2004 · the 120 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2080P0207X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

417 NPPES records list pediatric hematology & oncology physician (2080P0207X) as their primary taxonomy with a practice address in California: 1.1 per 100,000 residents against 1.1 nationally (50 states and D.C.). Los Angeles has 89 of them (21%).

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. Texas319
  2. New York289
  3. Pennsylvania218
  4. Massachusetts197

States with a similar rate per 100,000

  1. Connecticut1.0
  2. Michigan1.0
  3. Wisconsin1.1
  4. Maine1.0

The largest states

  1. Texas319
  2. New York289
  3. Pennsylvania218
  4. Massachusetts197
  5. Ohio191

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.