NPPES file of Aug 9, 2026

Specialist in California

5,749 NPPES records list specialist with a practice address in California, 15 per 100,000 residents, the 19th highest rate of 51. San Francisco and Los Angeles have the most; each record links to the provider's NPI and the California license search. Page 66 of 115.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 174400000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

San Francisco has the most, 666

  1. San Francisco666
  2. Los Angeles301
  3. Sacramento241
  4. San Diego207
  5. Oakland198

Specialist records in California

  1. Manuel Mendoza, M.D.Norwalk, CA 906501295824654
  2. Maria Mendoza, CAA#00076083WSan Diego, CA 921081144520941
  3. Stephanie MendozaRiverside, CA 925061306444724
  4. Alan Menefee, MDChico, CA 959261528005451
  5. Prasanna Menon, M.D.Mountain View, CA 940401417061573
  6. Lawrence Menzer, M.D.Van Nuys, CA 914051144253311
  7. Kathaleen MerazSan Diego, CA 921111962855684
  8. Rolando Mercader, MDLos Angeles, CA 900571033223409
  9. Thomas Merchant, MDRoseville, CA 956611437146255
  10. Jacqueline MeridaParamount, CA 907231225588429
  11. Maria Corazon Meris, M.D.Anaheim, CA 928041073628657
  12. Carolyn Merkouris, MDWoodland, CA 956951174503395
  13. Richard Mertens, M.D.West Hollywood, CA 900481700829306
  14. Jacqueline Merton, OTR/LCarson, CA 907451861841108
  15. Lia Mesbah-Oskui, MD, PHDSan Francisco, CA 941431518849595
  16. Michael MeshkinNewport Beach, CA 926601780073650
  17. Lynn Messenger, NPLong Beach, CA 908061023203593
  18. Michael Messer, MDConcord, CA 945201255438206
  19. Jeffry Metheny, M.D.Davis, CA 956161205822947
  20. Doug Metz, DPMSan Jose, CA 951251316129497
  21. Paul Metzger, M.D.Jackson, CA 956421508927088
  22. Judith Meyers, PSY.D.San Diego, CA 921081457517443
  23. Nick Mickas, MDOakland, CA 946091912963018
  24. Emily MickschlModesto, CA 953501982056180
  25. David Middleton, PHDCalipatria, CA 922331043551450
  26. Rebecca MiddletonFair Oaks, CA 956281407954829
  27. Lawrence Mietus, MDGoleta, CA 931171831251552
  28. Aaron Miguel, P.T.Woodland, CA 956951609062397
  29. Marian MihailBeverly Hills, CA 902101730502196
  30. Mona Mikael, PSY.D.Pasadena, CA 911011588862536
  31. Lynn Mikami, OTRHarbor City, CA 907101538364674
  32. Afeefa MikbelElk Grove, CA 957581528787439
  33. Rebecca Miksic, OTR/LSan Diego, CA 921211750533097
  34. Jamie Miles, M.D.Woodland Hills, CA 913671750309738
  35. Thomas Miles, M.D.Healdsburg, CA 954481255325908
  36. Bruce Milin, M.D.San Francisco, CA 941151144204033
  37. Andrej Milivojevic, PHDSan Francisco, CA 941031326519000
  38. Glenn Millar, M.D.Auburn, CA 956031265455166
  39. Carol Miller, M.D.Los Angeles, CA 900891821215427
  40. Ciera MillerModesto, CA 953501003355009
  41. Earl Miller, PROBATION OFFICER IILong Beach, CA 908021891931945
  42. Lee Miller, M.D.Los Angeles, CA 900481154359206
  43. Liea MillerEureka, CA 955031518293281
  44. Milon John Miller, M.D.Los Angeles, CA 900271477673416
  45. Nerissa MillerSan Francisco, CA 941031689162141
  46. Ray Miller, M. D.Monterey, CA 939401437247236
  47. Richard Miller, M.D.Santa Barbara, CA 931051972646107
  48. Richard Miller, PH.D.San Rafael, CA 949011174735625
  49. Veronica MillerSan Diego, CA 921231932344033
  50. Judith Miller-Yamada, MPTVallejo, CA 945891720532633

Source: CMS NPPES, primary taxonomy 174400000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 19 of 51 per resident

  1. Massachusetts16
  2. West Virginia15
  3. Maryland15
  4. California15
  5. Minnesota15
  6. Delaware13
  7. 50 states and D.C.18

Source: CMS NPPES, primary taxonomy 174400000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

29.6% of these records appear in a Medicare file, against 17.0% 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. California29.6%
  2. United States17.0%

Specialist records in California, measured

  • In a Medicare file1,704 of 5,749 · 29.6% here, 17.0% nationally
  • In the CMS Doctors and Clinicians file1,076 · 18.7% here, 11.1% nationally
  • Not updated in five years or more4,403 · 76.6% here, 77.3% nationally
  • Median graduation year1989 · the 1,075 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 174400000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

5,749 NPPES records list specialist (174400000X) as their primary taxonomy with a practice address in California: 15 per 100,000 residents against 18 nationally (50 states and D.C.). San Francisco has 666 of them (12%).

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. Florida2,685
  2. Washington2,609
  3. Pennsylvania2,031
  4. Texas1,716

States with a similar rate per 100,000

  1. Minnesota14.6
  2. Maryland15.2
  3. West Virginia15.4
  4. Massachusetts15.7

The largest states

  1. New York22,636
  2. Florida2,685
  3. Washington2,609
  4. Pennsylvania2,031
  5. Texas1,716

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.