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 43 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. Lee Hirsch, OTRLVan Nuys, CA 914061952440091
  2. Peter Hirsch, M.D.Santa Monica, CA 904031275568008
  3. David Hirschfeld, M.D.San Jose, CA 951241730111907
  4. Lisa Hitomi, CPEFair Oaks, CA 956281801232921
  5. Linda HmeloSan Francisco, CA 941071528200771
  6. Ai-Ti HoSan Francisco, CA 941031194242677
  7. Alvin HoSan Francisco, CA 941031538685227
  8. Connie Ho, M.D.Palo Alto, CA 943011891705869
  9. Huy Ho, M.D.San Diego, CA 921011750370458
  10. Larry Ho, M.D.Irvine, CA 926181679559579
  11. Lauren HoSacramento, CA 958171326996661
  12. Mylien Ho, M.D.San Diego, CA 921201851464606
  13. Pauline Ho, M.D.Placentia, CA 928701194854794
  14. Huong Ho-Tran, DPTLos Gatos, CA 950321407989056
  15. Phuong HoangSan Francisco, CA 941101164933180
  16. Phuong Thao Hoang, M.D.Loma Linda, CA 923541235372673
  17. Jennifer Hoblyn, MD MPHPalo Alto, CA 943041629022025
  18. Nathan Hochgesang, OTR/LNorth Hollywood, CA 916061154622983
  19. Linda Hock, RRWOrangevale, CA 956621649512211
  20. John Hodapp, MDSan Diego, CA 921231366459737
  21. Tara Hodge, MED, ATCSan Rafael, CA 949011881006179
  22. Veronica HoeSan Francisco, CA 941021831511971
  23. Francesca Hoehne, MDBakersfield, CA 933011093725442
  24. Brittany HoffmanRedwood City, CA 940631326325424
  25. Karen Hoffmann, MS, PTN Hollywood, CA 916061780913186
  26. Amy HofmannSan Mateo, CA 944021790349090
  27. Ann Hofstadter, MDBeverly Hills, CA 902101003827718
  28. Melissa Hogan, PTSan Ramon, CA 945831437447026
  29. Mathias HojillaSan Francisco, CA 941031902200397
  30. Dana Holcomb, MDPacific Palisades, CA 902721619914967
  31. Peter HolewinskiSanta Rosa, CA 954051972053114
  32. Tasia HollandOakland, CA 946091619206877
  33. Michael Hollander, M.D.Encino, CA 914361194818021
  34. Charise HollowaySan Jose, CA 951261578025839
  35. Jacquelyn Holmes, MFTConcord, CA 945201457487571
  36. Jeffrey Holmes, MD., JD., MBASan Jose, CA 951241376648030
  37. Russell Holmes, MDOceanside, CA 920561598837163
  38. Tasheen HolmesOakland, CA 946051881751113
  39. Marjorie Holt, CCTMalibu, CA 902651629457031
  40. Eitan Homa, M.D.Petaluma, CA 949541326120718
  41. Maria Eliza HongDelano, CA 932151326041864
  42. Amy HoodSan Francisco, CA 941021750745667
  43. Margi Hooper, RPTNorthridge, CA 913241437245297
  44. Kelsey HooverCamarillo, CA 930121538672456
  45. Mark HopkinsSan Diego, CA 921101306923958
  46. David Hopp, M.D.Beverly Hills, CA 902121417033036
  47. Diana Hoppe, M.D.Encinitas, CA 920241114944618
  48. Leslie Hopper, DVCPlacerville, CA 956671023142643
  49. Richard Horns, M.D.Rancho Cucamonga, CA 917301396792487
  50. Kate HorstingSan Francisco, CA 941091346709227

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.