NPPES file of Aug 9, 2026

Optometrist in California

8,308 NPPES records list optometrist with a practice address in California, 21 per 100,000 residents, the 17th highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 88 of 167.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 152W00000X · 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, 371

  1. Los Angeles371
  2. San Diego342
  3. San Francisco295
  4. San Jose207
  5. Sacramento176

Optometrist records in California

  1. Jenny Luu, O.D.San Leandro, CA 945771962799932
  2. Lena Luu, ODFremont, CA 945381679463384
  3. Nancy LuuHayward, CA 945411841586849
  4. Tammy Luu, ODGarden Grove, CA 928431295254746
  5. Theresa Luu, O.D.San Jose, CA 951221811956048
  6. Tiffany LuuEl Centro, CA 922431659065001
  7. Tony Luy, O.D.Los Angeles, CA 900371508217084
  8. Amanda Ly, ODLancaster, CA 935341902413495
  9. Heang Ly, O.D.Los Angeles, CA 900221275820508
  10. Hieu Ly, O.D.Lodi, CA 952421831445352
  11. Hoanha Ly, O.D.W Sacramento, CA 956911619343829
  12. Jasmine Ly, O.D.Elk Grove, CA 957581215127998
  13. Jessica Ly, O.D.Monrovia, CA 910161851711139
  14. Kelly Ly, O.DBakersfield, CA 933081447603394
  15. Kim Ly, O.D.Anaheim, CA 928061083148571
  16. Lauren LyFresno, CA 937271801629381
  17. Linda Ly, ODLos Angeles, CA 900421356598015
  18. Mark Ly, O.D.Fresno, CA 937201962552828
  19. Nam Ly, O.D.Bellflower, CA 907061447487863
  20. Nhu Ly, O.D.Santa Ana, CA 927031114252954
  21. Richard Ly, ODArtesia, CA 907011124509252
  22. Richard Ly, O.D.Newark, CA 945601285770628
  23. Van Ly, O.D.Fountain Valley, CA 927081225171713
  24. Patrick Lydon, O.D.La Quinta, CA 922531710006465
  25. Simone Lyew, O.D.Riverside, CA 925031205960242
  26. Travis Lyman, ODSutter Creek, CA 956851467989483
  27. Maurice Lynch, ODDublin, CA 945681336230572
  28. Jasmine Lynn, O.DSepulveda, CA 913431487158622
  29. Kimberly Lyons, ODWindsor, CA 954921225241714
  30. Vicki Lyons-Wait, O.D.Santa Barbara, CA 931051528290822
  31. Amy Lytle, O.D.Fullerton, CA 928311033524491
  32. Amy Ma, O.D.Cupertino, CA 950141548312515
  33. Andrew Ma, O.D.Fremont, CA 945381982757571
  34. Dang Khoa Ma, O.D.Orange, CA 928691356505721
  35. Dorothy MaPalo Alto, CA 943041295301356
  36. Grace Ma, ODRedondo Beach, CA 902771477204733
  37. Helen Ma, ODPalo Alto, CA 943011073689154
  38. Jackson Ma, O.D.Milpitas, CA 950351740622935
  39. Karen Ma, O.D.Sacramento, CA 958231639441082
  40. Lauren MaOxnard, CA 930331851129563
  41. Leonard Ma, O.D.Burlingame, CA 940101427058684
  42. Lynn MaSan Diego, CA 921611114764099
  43. Mary Ma, O,D.Huntington Beach, CA 926471629234091
  44. Shan Ma, ODSan Diego, CA 921261174175129
  45. Stella Ma, O.D.Hermosa Beach, CA 902541508427345
  46. Veasna Ma, O.D.Los Angeles, CA 900481992856595
  47. Yen Ma, O.D.Hemet, CA 925431255409363
  48. Ragi MaamariVentura, CA 930041083123947
  49. John Maanum, O.D.Los Angeles, CA 900351356303721
  50. Gary Maas, O.D.Vallejo, CA 945891003960048

Source: CMS NPPES, primary taxonomy 152W00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 17 of 51 per resident

  1. Montana22
  2. Illinois21
  3. Massachusetts21
  4. California21
  5. Iowa21
  6. Washington21
  7. 50 states and D.C.19

Source: CMS NPPES, primary taxonomy 152W00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

66.8% of these records appear in a Medicare file, against 71.9% 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. California66.8%
  2. United States71.9%

Optometrist records in California, measured

  • In a Medicare file5,553 of 8,308 · 66.8% here, 71.9% nationally
  • In the CMS Doctors and Clinicians file3,575 · 43.0% here, 57.6% nationally
  • Not updated in five years or more5,560 · 66.9% here, 65.3% nationally
  • Median graduation year2008 · the 3,573 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 152W00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

8,308 NPPES records list optometrist (152W00000X) as their primary taxonomy with a practice address in California: 21 per 100,000 residents against 19 nationally (50 states and D.C.). Los Angeles has 371 of them (4%).

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. Texas5,006
  2. Florida3,594
  3. New York3,535
  4. Illinois2,697

States with a similar rate per 100,000

  1. Massachusetts21.4
  2. Iowa21.1
  3. Montana21.6
  4. Washington21.0

The largest states

  1. Texas5,006
  2. Florida3,594
  3. New York3,535
  4. Illinois2,697
  5. Pennsylvania2,640

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.