Brett Mastriona
NPI 1932683448 · Marriage & Family Therapist · Long Beach, CA
Brett Mastriona is a Marriage & Family Therapist provider in Long Beach, CA (NPI 1932683448).
Provider details
- NPI number
- 1932683448
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 108339 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2018-09-20
- Last updated
- 2022-06-02
- Certified
- 2022-06-02
Frequently asked questions
- What is Brett Mastriona's NPI number?
- Brett Mastriona's National Provider Identifier (NPI) is 1932683448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Mastriona's specialty?
- Brett Mastriona is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Brett Mastriona located?
- Brett Mastriona's practice location on file with NPPES is 1501 Hughes Way Ste 150, Long Beach, CA 90810-1878.
- What is Brett Mastriona's phone number?
- The practice phone number listed in the NPPES registry for Brett Mastriona is (310) 221-6336.
- Is Brett Mastriona's NPI active?
- Yes — Brett Mastriona's NPI (1932683448) is active in the NPPES registry as of the last update on 2022-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.