Registry data as of Aug 27, 2026

Brittney Diebold, D.O.

Psychiatry Physician · Oxnard, CA

Brittney Diebold, D.O. is a psychiatry physician with a practice address in Oxnard, California, and NPI 1699201004, issued on May 4, 2017. Check the license (California 20A17484, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1699201004
Name
Brittney Diebold
Credential
D.O.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
20A17484 CA
Self-reported in NPPES; status is on the state search
Practice location
2500 S C St Ste C, Oxnard, CA 93033
Phone
(805) 385-9420
Enumerated
May 4, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2500 S C St Ste C

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sevina AltanovaStudent in an Organized Health Care Education/Training Program1235840299
  2. Maria-Blessilda Cabanban, MSMarriage & Family Therapist1295498285
  3. Jose CastanedaLicensed Vocational Nurse1467049544
  4. Sebastian Castro-PerezRehabilitation Practitioner1649063983
  5. Cassandra Cato, ACSWSocial Worker1780429415
  6. Susan Dufrain, PHN RNCase Management Registered Nurse1215126487

Verify Brittney Diebold in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A17484
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

29% more Medicare Part D claims than the average psychiatry physician in 2024

1,302 Medicare Part D claims for 124 beneficiaries, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Brittney Diebold1,302
  2. Specialty average1,010

Most prescribed

  1. Risperidone159 claims
  2. Olanzapine98 claims
  3. Aripiprazole75 claims
  4. Quetiapine Fumarate74 claims
  5. Sertraline Hcl67 claims
  6. Divalproex Sodium Er50 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Psychiatry Physician providers in California

There are 7,890 psychiatry physician records in California.

Other psychiatry physician records in California

  1. Nancy Aaen, MDNapa, CA1609816669
  2. Criselda Abad-Santos, M.D.Woodland Hills, CA1760461826
  3. Mekabiz Abaian, MDSan Bernardino, CA1891090163
  4. Kafia Abbasi, M.D.French Camp, CA1215114897
  5. Michele Abbasi, M.D.Westlake Village, CA1093940330
  6. Zohaib AbbasiMartinez, CA1013392224
  7. Chester Abbott, M.D.Pasadena, CA1053442186
  8. Nancy Abdelmalak, M.D.Elk Grove, CA1912137498
  9. Ezzat Abdelmalek, M.DDana Point, CA1992828826
  10. Ahmed AbdelrazekSacramento, CA1669092128

Common questions

What is Brittney Diebold, D.O.'s NPI number?

Brittney Diebold, D.O.'s National Provider Identifier (NPI) is 1699201004, issued on May 4, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Brittney Diebold, D.O. located?

The NPPES record lists a practice address at 2500 S C St Ste C, Oxnard, CA, 93033. Phone: (805) 385-9420. Providers update this record themselves, so call before visiting.

How can I verify Brittney Diebold, D.O.'s license?

NPPES lists California license number 20A17484, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brittney Diebold, D.O. prescribe under Medicare Part D?

In 2024, Brittney Diebold, D.O. had 1,302 Medicare Part D claims for 124 beneficiaries; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.