What is Brian Dirrim's NPI number?

Brian Dirrim's National Provider Identifier (NPI) is 1720128382, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Brian Dirrim's specialty?

Brian Dirrim is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Brian Dirrim located?

Brian Dirrim's practice location on file with NPPES is 921 W Avenue J, Lancaster, CA 93534-3443.

What is Brian Dirrim's phone number?

The practice phone number listed in the NPPES registry for Brian Dirrim is (661) 949-0131.

Is Brian Dirrim's NPI active?

Yes — Brian Dirrim's NPI (1720128382) is active in the NPPES registry as of the last update on 2011-05-13.

IndividualActive

Brian Dirrim, M.F.T.

NPI 1720128382 · Marriage & Family Therapist · Lancaster, CA

Brian Dirrim, M.F.T. is a Marriage & Family Therapist provider in Lancaster, CA (NPI 1720128382).

Provider details

NPI number: 1720128382
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: M.F.T.
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000X
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(83/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

921 W Avenue J

Suite C

Lancaster, CA 93534-3443

Phone: (661) 949-0131

Street-level locationGet directions

More CA providers

Mailing address

18437 Prairie St

Northridge, CA 91325-2244

Enumerated: 2007-02-06
Last updated: 2011-05-13

Frequently asked questions

What is Brian Dirrim's NPI number?: Brian Dirrim's National Provider Identifier (NPI) is 1720128382, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Brian Dirrim's specialty?: Brian Dirrim is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Brian Dirrim located?: Brian Dirrim's practice location on file with NPPES is 921 W Avenue J, Lancaster, CA 93534-3443.
What is Brian Dirrim's phone number?: The practice phone number listed in the NPPES registry for Brian Dirrim is (661) 949-0131.
Is Brian Dirrim's NPI active?: Yes — Brian Dirrim's NPI (1720128382) is active in the NPPES registry as of the last update on 2011-05-13.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.