Registry data as of Aug 27, 2026

Bernard McDermott, D.O.

Internal Medicine Physician · Oxnard, CA

Bernard McDermott, D.O. is an internal medicine physician with a practice address in Oxnard, California, and NPI 1821101841, issued on Aug 16, 2006. Check the license (California 20A6311, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1821101841
Name
Bernard McDermott
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
20A6311 CA
Self-reported in NPPES; status is on the state search
Practice location
1851 Lombard St, Oxnard, CA 93030
Phone
(805) 983-2234
Enumerated
Aug 16, 2006
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.
Download card Updates feed

Also registered at 1851 Lombard St

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

  1. Deepthi Ananthakrishnan, PTPhysical Therapist1609155027
  2. Joanne Deprisco, P.A.Physician Assistant1275627358
  3. Yamini Yelamanchi, PTPhysical Therapist1962693200
  4. Alan Zovar, PTPhysical Therapist1689748089

Verify Bernard McDermott in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A6311
    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 →

59 internal medicine physician records list a Oxnard practice address

They are 59 of the 3,211 NPPES records with a Oxnard practice address, and 20,403 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Bernard McDermott, D.O.'s NPI number?

Bernard McDermott, D.O.'s National Provider Identifier (NPI) is 1821101841, issued on Aug 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bernard McDermott, D.O. located?

The NPPES record lists a practice address at 1851 Lombard St, Oxnard, CA, 93030. Phone: (805) 983-2234. Providers update this record themselves, so call before visiting.

How can I verify Bernard McDermott, D.O.'s license?

NPPES lists California license number 20A6311, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.