NPPES file of Aug 9, 2026

Ophthalmology Physician in California

2,899 NPPES records list ophthalmology physician with a practice address in California, 7.4 per 100,000 residents, the 14th highest rate of 51. Los Angeles and San Francisco have the most; each record links to the provider's NPI and the California license search. Page 34 of 58.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207W00000X · 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, 308

  1. Los Angeles308
  2. San Francisco167
  3. San Diego147
  4. Sacramento95
  5. San Jose59

Ophthalmology Physician records in California

  1. Magdalena Manchee, MDPanorama City, CA 914021194873117
  2. Paramdeep Mand, M.D.Sacramento, CA 958171427373455
  3. Benjamin Mandel, M.DMontebello, CA 906401396089678
  4. Mark Mandel, MDHayward, CA 945411770541294
  5. Alan Mandelberg, M.D.North Hollywood, CA 916021659422582
  6. William Mandrick, WILLIAM MANDRICKEncino, CA 913161932270097
  7. Charles Manger, M.D.Laguna Hills, CA 926531609213933
  8. Shayna Mangers, MDThousand Oaks, CA 913611699802496
  9. Rupinder Mann, MDDanville, CA 945261770579443
  10. Tova Mannis, M.D.San Francisco, CA 941221073844007
  11. Geva Mannor, M.D.La Jolla, CA 920371730140849
  12. Esther Manolarakis, MDOakland, CA 946111588807283
  13. Ahmad Mansury, M.D.Corona, CA 928831992960827
  14. Lincoln Manzi, MD, INCFountain Valley, CA 927081376592188
  15. Dario Marangoni, MD, PHDSan Diego, CA 921031811493836
  16. Glenville March, MDMarina Del Rey, CA 902921841212206
  17. Jack MarginesIrvine, CA 926171801423181
  18. David Mark, M.D.Sunnyvale, CA 940871912900218
  19. David Markman, M.D.Lawndale, CA 902601508961640
  20. Brittany Marks, MDLos Angeles, CA 900951023810561
  21. David Marlin, MDLos Angeles, CA 900271346317237
  22. Michael Marmor, M.D.Stanford, CA 943051225181662
  23. Alfred Marrone, M.D.Torrance, CA 905051841388907
  24. David Marshburn, D.O.Whittier, CA 906031992760649
  25. John Marshburn, M.D.Placentia, CA 928701245246164
  26. James Martel, MDRancho Cordova, CA 956701851312300
  27. Joseph Martel, MDRancho Cordova, CA 956701063439776
  28. Sarah Martin, MBBSLos Angeles, CA 900331770044323
  29. Taliva Martin, M.D.Fremont, CA 945381386822112
  30. Wayne Martin, M.D.Diamond Bar, CA 917651033293261
  31. Carlos Martinez, MDLong Beach, CA 908081710093083
  32. Amir Hossein MarvastiOrange, CA 928681568882751
  33. Jessica Maslin, M.D.Chula Vista, CA 919101154684553
  34. Jack Mason, MDUkiah, CA 954821245267087
  35. Richard Massengill, M.D.Encinitas, CA 920241649320292
  36. Guy Massry, MDBeverly Hills, CA 902111134137441
  37. Samuel Masters, M.D.Santa Cruz, CA 950651265588784
  38. Robert Mastman, M.D.San Jose, CA 951241386683191
  39. John Mastroni, MDEureka, CA 955031568420008
  40. Brian Matas, MDSan Rafael, CA 949031568546547
  41. Elizabeth Mathenge, MDStanford, CA 943051720511629
  42. Namita MathewLos Angeles, CA 900331861160962
  43. Lydia Matkovich, M.D.Torrance, CA 905051508801028
  44. Ellen Matsumoto, ODLos Angeles, CA 900271558452441
  45. Douglas MatsunagaLos Angeles, CA 900171821450818
  46. Jay Mattheis, M.D.Loma Linda, CA 923541154311058
  47. Meredith Matzkin, M.D.Thousand Oaks, CA 913601114141488
  48. William Maxwell, M.D.Fresno, CA 937201205898681
  49. William May, M.D.Loma Linda, CA 923541700841046
  50. George Mayo, M.D.Garden Grove, CA 928431265591994

Source: CMS NPPES, primary taxonomy 207W00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 14 of 51 per resident

  1. Oregon7.6
  2. Minnesota7.6
  3. Wisconsin7.5
  4. California7.4
  5. Illinois7.2
  6. New Hampshire7.1
  7. 50 states and D.C.6.7

Source: CMS NPPES, primary taxonomy 207W00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

78.5% of these records appear in a Medicare file, against 77.8% 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. California78.5%
  2. United States77.8%

Ophthalmology Physician records in California, measured

  • In a Medicare file2,277 of 2,899 · 78.5% here, 77.8% nationally
  • In the CMS Doctors and Clinicians file1,909 · 65.9% here, 65.5% nationally
  • Not updated in five years or more1,945 · 67.1% here, 63.6% nationally
  • Median graduation year2001 · the 1,907 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207W00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,899 NPPES records list ophthalmology physician (207W00000X) as their primary taxonomy with a practice address in California: 7.4 per 100,000 residents against 6.7 nationally (50 states and D.C.). Los Angeles has 308 of them (11%).

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. New York1,822
  2. Florida1,581
  3. Texas1,514
  4. Pennsylvania1,088

States with a similar rate per 100,000

  1. Wisconsin7.5
  2. Minnesota7.6
  3. Oregon7.6
  4. Illinois7.2

The largest states

  1. New York1,822
  2. Florida1,581
  3. Texas1,514
  4. Pennsylvania1,088
  5. Illinois898

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.