Registry data as of Aug 27, 2026

Mike Brennan, M.F.T.

Marriage & Family Therapist · San Diego, CA

Mike Brennan, M.F.T. is a marriage & family therapist with a practice address in San Diego, California, and NPI 1144673948, issued on Jul 15, 2016. Check the license (California MFT25354, as entered in NPPES) with the California board that licenses this profession; 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
1144673948
Name
Mike Brennan
Credential
M.F.T.
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
MFT25354 CA
Self-reported in NPPES; status is on the state search
Practice location
3288 EL Cajon Blvd, San Diego, CA 92104
Phone
(619) 944-5559
Enumerated
Jul 15, 2016
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 3288 EL Cajon Blvd

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

  1. Mariana DiazAddiction (Substance Use Disorder) Counselor1649927815
  2. Mellie DudkinAddiction (Substance Use Disorder) Counselor1417232810
  3. Karla EspinozaPeer Specialist1285387845
  4. Lynette GastelumAddiction (Substance Use Disorder) Counselor1700669595
  5. Roy GuillermoStudent in an Organized Health Care Education/Training Program1548100456
  6. Martina ShermanAddiction (Substance Use Disorder) Counselor1073223608

Verify Mike Brennan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license MFT25354
    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
Find 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 →

2,412 marriage & family therapist records list a San Diego practice address

They are 2,412 of the 52,937 NPPES records with a San Diego practice address, and 52,961 marriage & family therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other marriage & family therapist records in California

  1. Lili Aames, LMFTSanta Fe Springs, CA1689836165
  2. Lynn Aamot, LMFTEl Dorado Hills, CA1508255027
  3. Nathan Aanderud, LMFTTorrance, CA1689036907
  4. Alex AaronSherman Oaks, CA1578442620
  5. Bianca Aaron, LMFT, APCCSan Francisco, CA1316459605
  6. Kelley Aaron, MFTLos Angeles, CA1699068866
  7. Ruth Aaron, MS, JD, MFTClaremont, CA1316029697
  8. Terry Aaron, MFTBurbank, CA1386801173
  9. Azadeh Aarons, LMFTThousand Oaks, CA1679343974
  10. Bianca Aarons, MA,LMFTSan Francisco, CA1699286732

Common questions

What is Mike Brennan, M.F.T.'s NPI number?

Mike Brennan, M.F.T.'s National Provider Identifier (NPI) is 1144673948, issued on Jul 15, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Mike Brennan, M.F.T. located?

The NPPES record lists a practice address at 3288 EL Cajon Blvd, San Diego, CA, 92104. Phone: (619) 944-5559. Providers update this record themselves, so call before visiting.

How can I verify Mike Brennan, M.F.T.'s license?

NPPES lists California license number MFT25354, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

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.