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 10 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. Nicole Blanchflower, MA, ATCSan Diego, CA 921821902138662
  2. Lorna Blanco, M.D.San Marino, CA 911081093787178
  3. Carl Blau, M.D.Encino, CA 913161598774259
  4. Anthony Bledin, M.D.Oxnard, CA 930361588687115
  5. Martyna BlisskyLakeport, CA 954531194200956
  6. Benjamin Bloch, PSY.D.Soledad, CA 939601003071440
  7. Ingrid Block-Kurbisch, M.D.San Francisco, CA 941171952479966
  8. John BloomstineSan Carlos, CA 940701124349717
  9. Rodney Bluestone, M.D.Beverly Hills, CA 902101861496382
  10. Joseph Blum, M.D.Santa Barbara, CA 931101659306454
  11. Kenneth Blumenfeld, M.D.San Jose, CA 951241235158254
  12. Roy Blumenstrauch, M.D.Torrance, CA 905031639175409
  13. Kenneth Blunt, M.D.La Jolla, CA 920371689934168
  14. Lori Bluvas, MEDICAL OBGYN/MDRedwood City, CA 940631922026590
  15. Tina BlytheFairfield, CA 945331689825762
  16. Clifford Bochner, M.D.Los Angeles, CA 900481376634170
  17. Rachel Bode-Kesler, RASIPlacerville, CA 956671013337997
  18. Albert Bodt, M.D.Lancaster, CA 935341457439960
  19. Thomas Bogaard, MDLos Angeles, CA 900151861438004
  20. Jodie Bogomilsky, M.D.Menlo Park, CA 940251104849710
  21. Lisa Bograd, MFTBerkeley, CA 947051780807586
  22. Honeylet Boiser, OTR/LClovis, CA 936111861881518
  23. Allison Boissevain, OTR/LPalo Alto, CA 943041992014112
  24. Tim BoisseyLos Angeles, CA 900271598132433
  25. Robert Bolan, M.D.Los Angeles, CA 900281386643831
  26. Ramona Bolosan, LAC, LMTLong Beach, CA 908151801081955
  27. Gholamreza Bonabi, M.D.,Northridge, CA 913251154439743
  28. Joseph Bonanno, M.D.Encinitas, CA 920241558339176
  29. Solange Bonilla-LeahySan Francisco, CA 941031770150120
  30. Simone Bonnet, RDH, OMTChino Hills, CA 917091700025467
  31. Lynee Bonnici, CASPlacerville, CA 956671821112889
  32. Maria BonsallAptos, CA 950031922372754
  33. Shalece BookerSan Francisco, CA 941031205086022
  34. Gina Boomershine, PTRoseville, CA 956611699708545
  35. Sittiporn Boontung, M.D.Torrance, CA 905051780765305
  36. Enrique Boquin, M.D.Vista, CA 920841891759403
  37. Kim BorbaSanta Rosa, CA 954051942890256
  38. Annora Borden, MASan Francisco, CA 941091457074478
  39. Peter Borden, MDTorrance, CA 905051972527380
  40. Karin BoresoffLakewood, CA 907131497476600
  41. Charles Borgia, M.D.San Jose, CA 951241255649752
  42. Joseph Bornheimer, M.D.Glendale, CA 912061538250766
  43. Robert Boroff, M.D.Tuolumne, CA 953791477798957
  44. Michael Borok, MDNorthridge, CA 913251457379000
  45. Marina BorovaiaLos Angeles, CA 900481255268835
  46. David Bortz, M.D., F.A.C.P.San Diego, CA 921211336291665
  47. Taylor BoskeSacramento, CA 958171063232585
  48. Matthew Bosse, M.D.Los Angeles, CA 900281245239714
  49. Brian Boswell, M.D.Chico, CA 959261962444117
  50. Barbara Botelho, M.D.Oakland, CA 946091104925841

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.

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.