NPPES file of Aug 9, 2026

Psychiatric/Mental Health Nurse Practitioner in California

4,226 NPPES records list psychiatric/mental health nurse practitioner with a practice address in California, 11 per 100,000 residents, the 45th 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 57 of 85.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363LP0808X · method

Los Angeles has the most, 364

Psychiatric/Mental Health Nurse Practitioner records in California

  1. Maxine Okafor, APRN, PMHNPGlendale, CA 912031710404306
  2. Promise Okafor, FNP, PMHNP, DNPEastvale, CA 928801689485757
  3. Chioma Okaro, PMHNPNorwalk, CA 906501487450003
  4. Adeduntan Oke, PMHNP-BCRancho Cordova, CA 957421457010860
  5. Susan OkebhagbeRiverside, CA 925031508784604
  6. Jennifer Okechukwu, NPFolsom, CA 956301013669043
  7. Lilian OkerekeGardena, CA 902481902169196
  8. Maureen OkerekeLos Angeles, CA 900111205393998
  9. Francis OkodogbeSacramento, CA 958211467074328
  10. Cynthia Okoeguale, PMHNPFontana, CA 923361215276050
  11. Perpetua OkohLong Beach, CA 908151992983787
  12. Imelda Okoli, N.P.Culver City, CA 902321275967341
  13. Amaechi OkonkoValencia, CA 913551548005267
  14. Chiemezie OkonkoInglewood, CA 903021881247229
  15. Beatrice OkonkwoChino, CA 917101558019984
  16. Bernadette Okonkwo, NPColton, CA 923241588030506
  17. Nikky OkonkwoSacramento, CA 958641720743479
  18. Nwakaego OkonkwoStockton, CA 952151780534651
  19. Chika OkoroLos Angeles, CA 900141013779735
  20. Chioma Okoro, NPLos Angeles, CA 900331962041939
  21. Nnennaya Okoronkwo, PMHNPFontana, CA 923351710458096
  22. Onyemaechi Okoronkwo, NPBrentwood, CA 945131396594792
  23. Prince OkosunHollywood, CA 900281699099424
  24. Geoffrey Okoth Odhiambo, DNP, PMHNP-BC, FNP-CManhattan Beach, CA 902661124520341
  25. Christian OkoyeLos Angeles, CA 900121699814228
  26. Ogechukwu Okpala, PMHNPView Park, CA 900081629880273
  27. Patience Okpala, NPRancho Cucamonga, CA 917301457224404
  28. Blessing OkpalaugoHawthorne, CA 902501417689068
  29. Ijeoma Okpara, REGISTERED NURSELos Angeles, CA 900591659716389
  30. Sunday Okundolor, NPCulver City, CA 902321124447974
  31. Kelechi Okwaraji, APRNEncino, CA 914361811621907
  32. Oluwatoyin Oladimeji, DNP/PMHNP-BCRiverside, CA 925031396345245
  33. Fausat OladipoColton, CA 923241467989525
  34. Temitayo Olagbemi, RNSan Diego, CA 921581124545645
  35. Tinuke Olalere, NPSacramento, CA 958341750079356
  36. Holly Ann Olalia, DNP, PMHNPAliso Viejo, CA 926561538751409
  37. Ogbonna Olelewe, NP-CHawthorne, CA 902501043751886
  38. Arceli Oliva, PMHNP-BCLa Mesa, CA 919421659422533
  39. Jemimah Olivar, PMHNP-BCSan Diego, CA 921031376420026
  40. Aaron OliverSacramento, CA 958141346924024
  41. Patrick Ollar, PMHNP-BCYuba City, CA 959931376249979
  42. Moromoke OlowookereCarson, CA 907461912698804
  43. Jacob Olsen, NURSE PRACTITIONERIrvine, CA 926141336841204
  44. Emma OlsonSan Rafael, CA 949011447706528
  45. Sara Olson-Wiencek, PMHNP-BCGardena, CA 902481790400786
  46. Savanna Olsson, PMHNPVictorville, CA 923921245985464
  47. Phoebe Olukaikpe, PMHNPLoma Linda, CA 923541659201820
  48. Kelechi Olukaikpe Ogom, PMHNPPalm Desert, CA 922601710544242
  49. Appolonia OlumbaBellflower, CA 907061952559114
  50. Kofi Omane, PMHNP-BCEncino, CA 914361548935299

Source: CMS NPPES, primary taxonomy 363LP0808X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 45 of 51 per resident

  1. Missouri12
  2. Illinois12
  3. Wisconsin12
  4. California11
  5. Alabama11
  6. West Virginia10
  7. 50 states and D.C.17

Source: CMS NPPES, primary taxonomy 363LP0808X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

61.9% of these records appear in a Medicare file, against 70.0% 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. California61.9%
  2. United States70.0%

Psychiatric/Mental Health Nurse Practitioner records in California, measured

  • In a Medicare file2,614 of 4,226 · 61.9% here, 70.0% nationally
  • In the CMS Doctors and Clinicians file1,965 · 46.5% here, 56.0% nationally
  • Not updated in five years or more688 · 16.3% here, 21.8% nationally
  • Median graduation year2021 · the 1,965 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363LP0808X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

4,226 NPPES records list psychiatric/mental health nurse practitioner (363LP0808X) as their primary taxonomy with a practice address in California: 11 per 100,000 residents against 17 nationally (50 states and D.C.). Los Angeles has 364 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. Texas4,227
  2. New York4,129
  3. Florida4,715
  4. Ohio2,498

States with a similar rate per 100,000

  1. Alabama10.5
  2. West Virginia10.4
  3. Hawaii10.1
  4. South Carolina10.0

The largest states

  1. Florida4,715
  2. Texas4,227
  3. New York4,129
  4. Ohio2,498
  5. Maryland2,373

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.