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 57 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. Jason LeiSan Francisco, CA 941031841712619
  2. Doreen Leighton, M.D.Oakland, CA 946121629067095
  3. Jon Lelevier, MD INCVista, CA 920831609804111
  4. Donna LemusSan Francisco, CA 941021265919799
  5. George Lendaris, R.P.T.Napa, CA 945581639266133
  6. Anita Lenz, MDRiverside, CA 925031265498570
  7. Lawrence Lenz, M.D.Aptos, CA 950031477583060
  8. Laurene Lenzi, LCSWSacramento, CA 958251902963861
  9. David Leof, M.D.San Francisco, CA 941231992066286
  10. Margarita Leon, M.D.Roseville, CA 956611093929333
  11. Evangeline Leon-Torres, MPH, CHESSan Diego, CA 921101982723706
  12. Elizabeth LeongSan Francisco, CA 941021972925980
  13. Frank LeongSan Francisco, CA 941031467829945
  14. Rebecca LeosWoodland, CA 956951861514838
  15. Ivette LepeLakeport, CA 954531528612348
  16. Norman Lepor, M.D.Beverly Hills, CA 902111013979673
  17. Peter Leport, M.D.Fountain Valley, CA 927081932163532
  18. Lawrence LermanBeverly Hills, CA 902111396163572
  19. Natalya Lerman, GMPRoseville, CA 956611417201914
  20. Robert LermanLos Angeles, CA 900171518951383
  21. Jean-Francois Leroux, M.DSan Diego, CA 921031538232673
  22. Ariel LeshCitrus Heights, CA 956211841832771
  23. Wendy Leskiw, M.D.Los Angeles, CA 900101962655779
  24. Katherine LeskoRiverside, CA 925071902820400
  25. John Lettice, M.D.Los Gatos, CA 950321285718916
  26. Adelheid Leu, HHPDel Mar, CA 920141578738035
  27. Anthony Leung, M.D.Torrance, CA 905031528066008
  28. Felix Leung, M.D.Sepulveda, CA 913431811078348
  29. Jonathan Leung, MDCovina, CA 917231851349146
  30. Lai Fong LeungSan Francisco, CA 941021508287244
  31. Wendy LeungSan Francisco, CA 941031710405584
  32. Mary Leuthner, N.T.S.Arcata, CA 955211235445768
  33. Jonathan Levin, M.D.Victorville, CA 923921376645150
  34. Robert Levin, M.D.Santa Monica, CA 904041992725527
  35. Clarence Levine, M.D.Los Angeles, CA 900491346543287
  36. Edward Levine, M.D.Anaheim, CA 928011194705335
  37. Mauricio Levine, M.D.Chula Vista, CA 919111407833031
  38. Robert Levine, M.D.Beverly Hills, CA 902111144222977
  39. Sidney Levine, M.D.San Diego, CA 921221023113560
  40. Sonia Levingston, M.D.Oakland, CA 946021114093150
  41. Debra Levinsky, M.D.Lafayette, CA 945491326111832
  42. Flordeliza LevisteSan Francisco, CA 941021275988800
  43. Maria Leviste, M.D.Van Nuys, CA 914061801924873
  44. Russ Levitan, MDSan Luis Obispo, CA 934051992783302
  45. Lawrence Levy, M.D.Greenbrae, CA 949041780609750
  46. Linda Levy, R.N.San Diego, CA 921221720122872
  47. Louis Levy, MDLa Mesa, CA 919421225037336
  48. Steven Levy, MDLos Angeles, CA 900491194924274
  49. Brad Lewis, M.D.Berkeley, CA 947041558350736
  50. Charmian Lewis, M.D.Beverly Hills, CA 902111841303013

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.