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 100 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. Francis Wright, MDWalnut Creek, CA 945961033297130
  2. Allan Wu, M.D., C.T.B.S.Calexico, CA 922311265538912
  3. Elsie Wu, M.D.Alhambra, CA 918011255350138
  4. Henry Wu, MDRedondo Beach, CA 902771609954726
  5. Mark Wu, MDBaldwin Park, CA 917061245457712
  6. Wendi Wu, DOTorrance, CA 905051477182269
  7. Stanley Wulf, M.D.Berkeley, CA 947081649618976
  8. Lewis Wyatt, MDLos Angeles, CA 900481407896327
  9. Haichun Xie, M.D.Burlingame, CA 940101922275288
  10. Liwen Xu, MDLos Angeles, CA 900661093219602
  11. Michelle Xu, MDSacramento, CA 958171184364010
  12. Amy Yakaitis, M.D.Pleasanton, CA 945881194907766
  13. Rachel Yakrus, M.D.Oakland, CA 946091164798625
  14. Eve Yalom, MDOakland, CA 946091417965385
  15. Sarah Yamaguchi, M.D.Los Angeles, CA 900171700079944
  16. Thomas Yamamoto, MDArcadia, CA 910061083633457
  17. Janet Yamamura, MDSanta Monica, CA 904041851425425
  18. Ceeccy Yang, M.D.Fontana, CA 923351780767640
  19. Charles Yang, M.D.Murrieta, CA 925621891865283
  20. Christine YangPleasanton, CA 945661003470790
  21. Hank Yang, MDClovis, CA 936111356429831
  22. Helen YangLong Beach, CA 908071255629440
  23. James Yang, MDIrvine, CA 926061578520201
  24. Peter Yang, M.D.Lodi, CA 952401669480760
  25. Megan YanikSan Francisco, CA 941091619437464
  26. Grace Yao, M.D.,PH.DIrvine, CA 926181184988461
  27. Ruofan Yao, M.D.Loma Linda, CA 923541841586419
  28. Manoochehr Yashari, M.D.Santa Monica, CA 904041780651844
  29. Simon Yassear, M.D.Carmichael, CA 956081427005933
  30. Lyn Yasumura, MDBaldwin Park, CA 917061164593075
  31. Alice Yau, D.O.Harbor City, CA 907101770870180
  32. Sheeva Yazdani-Sabouni, DOSacramento, CA 958171104323831
  33. Clara Ye, MDDaly City, CA 940151447755087
  34. Sonya Ye, MDSan Diego, CA 921341134719149
  35. Amanda Yee, MDCastro Valley, CA 945461497316608
  36. John Yee, MDAnaheim, CA 928011477629038
  37. Kyla Yee, M.D.Antioch, CA 945311154347615
  38. Nicole Yee, M.D.Walnut Creek, CA 945981942733720
  39. Pearl Yee, MDSan Francisco, CA 941321750430138
  40. Rebecca Yee, MDSan Francisco, CA 941151043208689
  41. Andrew Yeh, DOArcadia, CA 910071346227758
  42. Ruth Yemane, MDStanford, CA 943051417215427
  43. Ming-Yi Yen, M.D.Paramount, CA 907231730184755
  44. Carol Yeo, MDLos Angeles, CA 900271710058755
  45. Elvin Yeo, MDRiverside, CA 925061144204637
  46. Jane Yeo, M.D.Los Angeles, CA 900891962773259
  47. Ramon Yera, MDLos Angeles, CA 900341043368020
  48. Sumana Yeturu, MDAnaheim, CA 928071275681199
  49. Carrie Yiakis, M.D.Sacramento, CA 958161467552448
  50. Elaine Yin, MDSanta Maria, CA 934541861418246

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.