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 23 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. Rachel Dong, MDElk Grove, CA 957581467530105
  2. Karen Donley, M.D.La Quinta, CA 922531841277688
  3. Christopher Donnelly, M.D.Santa Ana, CA 927051023217320
  4. Vanessa Dorismond, MDLos Angeles, CA 900481518498245
  5. Dan Dorough, MDClovis, CA 936111417011289
  6. David Dorough, MDClovis, CA 936111144384918
  7. Khary Dorsey, M.D.Modesto, CA 953501992017826
  8. Ashley DorueloSan Diego, CA 921131033613732
  9. Kaht Dorward, MDSan Francisco, CA 941151720166374
  10. Vanessa Dosoo, NPSan Diego, CA 921201124955463
  11. Tiffany Dote, MDIrvine, CA 926181013292358
  12. Larry Dotson, MDWalnut Creek, CA 945981861570947
  13. Gregory Douglas, MDElk Grove, CA 957581194799650
  14. Diana Douglass, MDSan Mateo, CA 944031457421901
  15. Jessica Douthit, MD, PHDDaly City, CA 940151952939720
  16. Per Dovre, MDParadise, CA 959691265410021
  17. Christopher Downer, M.D.Fresno, CA 937011205003233
  18. Jodann Downes, MDSacramento, CA 958251609948413
  19. Thomas Downs, MDVallejo, CA 945891932287778
  20. Kenneth Dozier, MDRiverside, CA 925061235113473
  21. Jennifer Draganchuk, MDOrange, CA 928681386138162
  22. Melissa Drake, M.D.Santa Barbara, CA 931051710277462
  23. Edward Drenth, MDLos Angeles, CA 900271578630414
  24. Mark Dresbach, MDFallbrook, CA 920281831188044
  25. K Dresel-Velasquez, MDSanta Barbara, CA 931051356509699
  26. Brad Drexler, M.D.Healdsburg, CA 954481265449607
  27. Eleanor Drey, MDSan Francisco, CA 941101942254438
  28. Amy Marie Driebe, M.D.La Jolla, CA 920371730507567
  29. Jamie Drinville, MDBellflower, CA 907061730256561
  30. Steven Drosman, MDSan Diego, CA 921031811092638
  31. Leslie Drummond-Hay, M.D.Concord, CA 945201558474536
  32. Stanley Drury, M.D.Valley Center, CA 920821851654578
  33. Joanna Du, M.D.Upland, CA 917861477731677
  34. Sienmi Du, MD, PHDSan Francisco, CA 941101447711320
  35. Dorothy Dube, M.D.San Francisco, CA 941151891872388
  36. Lorrie Dubow, MDLos Angeles, CA 900271720159759
  37. Johanna Dubyak, M.D.Huntington Beach, CA 926471154334001
  38. Neena Duggal, MDSan Jose, CA 951281659333730
  39. Ryan Duggal, MDSan Francisco, CA 941581225599327
  40. Einat Duhamel, M.D.Encinitas, CA 920241114955119
  41. Christal Duncan, MDYreka, CA 960971669476578
  42. Vicki Duncan, MDLos Gatos, CA 950321235230798
  43. Melissa Duncanson, MDSan Mateo, CA 944011144753443
  44. Jonathan Dunn, M.D.San Diego, CA 921301538123732
  45. Chanan Duong, MDMilpitas, CA 950351003379702
  46. Wilburn Durousseau, M.D.Lynwood, CA 902621134256696
  47. Shelly Dutt, M.D.Long Beach, CA 908081487065215
  48. Mark Dwight, M.D.Los Angeles, CA 900171851491989
  49. Jack Dym, MDMission Hills, CA 913451215029483
  50. Elisabeth DyogiDavis, CA 956161346828795

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.