NPPES file of Aug 9, 2026

Obstetrics Physician in California

174 NPPES records list obstetrics physician with a practice address in California, 0.4 per 100,000 residents, the 13th 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 2 of 4.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207VX0000X · 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, 15

  1. Los Angeles15
  2. San Francisco9
  3. San Diego7
  4. Orange6
  5. Sacramento6

Obstetrics Physician records in California

  1. Richard Friedman, M.D.Burbank, CA 915051285641837
  2. Delilah Garcia-Kearney, NPLoma Linda, CA 923501508663600
  3. Cheryl Geer, D.O.Camarillo, CA 930101437211687
  4. Jennifer Giese, D.O.Bakersfield, CA 933141467851337
  5. Michael Goland, M.D.Yuba City, CA 959911750479275
  6. Leslie Gonzalez, M.D.Los Alamitos, CA 907201871601591
  7. Neil Granader, M.D.San Jose, CA 951161730274309
  8. Robert Grossman, MDThousand Oaks, CA 913201053462606
  9. Joslyn Gumbs, MDLos Angeles, CA 900271285658690
  10. Les Gurwitt, M.DRancho Mirage, CA 922701487651790
  11. Griselda Gutierrez, M.D.Torrance, CA 905021891761607
  12. Coletta Hargis, M.D.Fremont, CA 945381891840815
  13. Kimberly Harney, MDStanford, CA 943051487789194
  14. Theodric Hendrix, M.D.Beverly Hills, CA 902101528138294
  15. Clement Hoffman, M.D.La Jolla, CA 920371306801352
  16. Joanne Hom, M.D.San Francisco, CA 941181689741779
  17. Franklin Johnson, D.O.Upland, CA 917861780632299
  18. Payman Joseph, M.D.Van Nuys, CA 914051184736589
  19. Olivia Juhn, MEDICAL DOCTORRoseville, CA 956611306048624
  20. Christina Jung, M.D.Los Angeles, CA 900951619354750
  21. Vanessa Kaleb, M.D.Long Beach, CA 908061891804803
  22. Stephen Kalkhoff, MDSan Diego, CA 921021457888042
  23. Kulwinder Kaur, NPFresno, CA 937111376884809
  24. Frederick Kelley, M.D.Santa Paula, CA 930601174687560
  25. Antoinette Khowong, MEDICAL DOCTORRoseville, CA 956611033274238
  26. Kamaya Killebrew, PA-CChino, CA 917101659217586
  27. Christine Kim, M.D.Sacramento, CA 958171982671533
  28. Lu-Wei King, M.D.Barstow, CA 923111184647950
  29. Charles Koenig, M.D.Salinas, CA 939081902944523
  30. Zoe Kornberg, MD, MPHTorrance, CA 905021700415577
  31. George Kovacs, M.D.Hawthorne, CA 902501770702417
  32. Aaron Kromhout, M.D.San Luis Obispo, CA 934011093717472
  33. Phong Lai, D.O.Loma Linda, CA 923541245417526
  34. Elena Langdon, MDSacramento, CA 958161033233085
  35. Steven Lazaro, M.D.Chico, CA 959261306860861
  36. Robert Lee, D.O.Pomona, CA 917671871652859
  37. Robert Lefkowitz, M.D.Ventura, CA 930031780748111
  38. Sacha Lewis, M.D.Los Angeles, CA 900271043439961
  39. Melinda Lorenson, M.D.Santa Clara, CA 950511861717811
  40. Georgina Makabali, MDLos Angeles, CA 900571477627974
  41. Amal MalekNewport Beach, CA 926601174007421
  42. Charnpal Mangat, MDBakersfield, CA 933091053529404
  43. Ramneet Mangat, MDBakersfield, CA 933011851316657
  44. Maria Martin, MDSan Francisco, CA 941151275831828
  45. Laura MartinezLancaster, CA 935341134866577
  46. Serena Mathews, M.D.Alhambra, CA 918011659803484
  47. Walter Mazen, M.D.Chico, CA 959261649292624
  48. Emmanuel Mba, M.D.Inglewood, CA 903011669424511
  49. Vidya Mhamunkar, MDMountain View, CA 940401720311822
  50. Elizabeth Micks, MD, MPHArcata, CA 955211144405119

Source: CMS NPPES, primary taxonomy 207VX0000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 13 of 51 per resident

  1. Utah0.6
  2. Nebraska0.5
  3. Arkansas0.5
  4. California0.4
  5. Kansas0.4
  6. Illinois0.4
  7. 50 states and D.C.0.4

Source: CMS NPPES, primary taxonomy 207VX0000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

66.7% of these records appear in a Medicare file, against 73.6% 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. California66.7%
  2. United States73.6%

Obstetrics Physician records in California, measured

  • In a Medicare file116 of 174 · 66.7% here, 73.6% nationally
  • In the CMS Doctors and Clinicians file91 · 52.3% here, 58.2% nationally
  • Not updated in five years or more95 · 54.6% here, 55.7% nationally
  • Median graduation year2002 · the 91 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207VX0000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

174 NPPES records list obstetrics physician (207VX0000X) as their primary taxonomy with a practice address in California: 0.4 per 100,000 residents against 0.4 nationally (50 states and D.C.). Los Angeles has 15 of them (9%).

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 York118
  2. Texas103
  3. Florida85
  4. Georgia64

States with a similar rate per 100,000

  1. Kansas0.4
  2. Illinois0.4
  3. New Jersey0.4
  4. Arkansas0.5

The largest states

  1. New York118
  2. Texas103
  3. Florida85
  4. Georgia64
  5. Michigan64

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.