NPPES file of Aug 9, 2026

Obstetrics & Gynecology Physician in California

5,088 NPPES records list obstetrics & gynecology physician with a practice address in California, 13 per 100,000 residents, the 29th 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 55 of 102.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207V00000X · 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, 381

  1. Los Angeles381
  2. San Diego279
  3. San Francisco250
  4. Sacramento198
  5. San Jose129

Obstetrics & Gynecology Physician records in California

  1. Victor LongSan Francisco, CA 941101225353352
  2. Mindyn Longinotti, M.D.San Francisco, CA 941151477603355
  3. Neal Lonky, MDAnaheim, CA 928071841361896
  4. Daniel Lopez, MDOxnard, CA 930301619025426
  5. Elva Lopez, M.D.Bakersfield, CA 933011871503706
  6. Jaime Lopez, MDWhittier, CA 906021205940723
  7. Juan Lopez, MDWasco, CA 932801508885856
  8. Lorenzo Lopez, MDClovis, CA 936111578566246
  9. Luis Lopez, MDBakersfield, CA 933111992818322
  10. Melissa Lopez, MDOrange, CA 928681730640632
  11. Monica Lopez, M.D.Greenbrae, CA 949041720065949
  12. Rachael Lopez, MDLaguna Hills, CA 926531639174899
  13. Robert Lopez, M.D.Chino, CA 917101396836094
  14. Sandra Lopez, M.D.San Diego, CA 921231962421651
  15. Christine Lopopolo, MDFresno, CA 937111932164720
  16. Ellen Lorange, D.OLos Angeles, CA 900271164644357
  17. Samuel Loredo, MDMerced, CA 953481164532958
  18. Jacqueline Lou, MDSan Jose, CA 951281336567775
  19. Kristin LouieLos Angeles, CA 900891366814204
  20. Marissa Lovio, MDLa Mesa, CA 919421366079782
  21. Cheri Lowre, MDLos Angeles, CA 900951215967948
  22. David Lu, MDTorrance, CA 905031255515417
  23. Jing Lu, M.DMonterey Park, CA 917541720091747
  24. Michael Lu, MDLos Angeles, CA 900951316972219
  25. Karl Luber, MDSan Diego, CA 921201972797116
  26. La Toya Luces, MDStockton, CA 952191063705143
  27. Andrew Luckey, M.D.Lynwood, CA 902621205971140
  28. Sara Ludlow, M.D.Los Angeles, CA 900331861684250
  29. Jaime Ludmir, M.DSanta Ana, CA 927041265539712
  30. Robert Lukesh, MDBishop, CA 935141952658171
  31. Revana Lukman, M.D.Torrance, CA 905031104176668
  32. Michael Lum, MDSan Jose, CA 951191124104633
  33. Elise Luna, MDRiverside, CA 925051659448462
  34. Audrey Lunde, MDLa Jolla, CA 920371851040349
  35. Arthur Lunsk, M.D.Long Beach, CA 908041952473167
  36. Helen Luong, MDAnaheim, CA 928011104842319
  37. Khoalinh Luong, M.D.San Jose, CA 951281710152509
  38. Lawrence Lurvey, MDLos Angeles, CA 900341083781926
  39. Nathana Lurvey, MDInglewood, CA 903011629135405
  40. Ankita Luthra, MDVisalia, CA 932911760905186
  41. Buuloc Luu, D.O.Colton, CA 923241073841201
  42. Hung Luu Tran, MDBakersfield, CA 933011548369093
  43. Cristal Lynch, M.D.Torrance, CA 905051952465908
  44. Anne Lyon, MDSan Diego, CA 921211811563828
  45. John Lyons, MDColton, CA 923241215905930
  46. Nadine Lyseight, M.D.Rialto, CA 923761790785046
  47. Mary Ma, MDLa Mesa, CA 919421356606263
  48. Zhonghuan Ma, MDVentura, CA 930041851696249
  49. Tanya Maagdenberg, M.D.Sacramento, CA 958251093762833
  50. Susan Maayah, M.D.Burlingame, CA 940101174540884

Source: CMS NPPES, primary taxonomy 207V00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 29 of 51 per resident

  1. Wisconsin13
  2. Ohio13
  3. Washington13
  4. California13
  5. Indiana13
  6. Georgia13
  7. 50 states and D.C.14

Source: CMS NPPES, primary taxonomy 207V00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

73.5% of these records appear in a Medicare file, against 75.6% 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. California73.5%
  2. United States75.6%

Obstetrics & Gynecology Physician records in California, measured

  • In a Medicare file3,740 of 5,088 · 73.5% here, 75.6% nationally
  • In the CMS Doctors and Clinicians file2,703 · 53.1% here, 60.3% nationally
  • Not updated in five years or more3,239 · 63.7% here, 56.2% nationally
  • Median graduation year2004 · the 2,700 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207V00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

5,088 NPPES records list obstetrics & gynecology physician (207V00000X) as their primary taxonomy with a practice address in California: 13 per 100,000 residents against 14 nationally (50 states and D.C.). Los Angeles has 381 of them (7%).

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. Texas3,524
  2. New York3,174
  3. Florida2,601
  4. Illinois2,062

States with a similar rate per 100,000

  1. Indiana13.0
  2. Georgia13.0
  3. Washington13.3
  4. Ohio13.3

The largest states

  1. Texas3,524
  2. New York3,174
  3. Florida2,601
  4. Illinois2,062
  5. Pennsylvania1,974

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.