Matthew Keller
NPI 1003340480 · Marriage & Family Therapist · Long Beach, CA
Matthew Keller is a Marriage & Family Therapist provider in Long Beach, CA (NPI 1003340480).
Provider details
- NPI number
- 1003340480
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 99118 (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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 2535 Kettner Blvd Ste 1a4San Diego, CA 92101Phone: (619) 615-0701
- 2535 Kettner Blvd Ste 1a4San Diego, CA 92101Phone: (619) 615-0701
Registry dates
- Enumerated
- 2017-04-12
- Last updated
- 2019-02-13
Frequently asked questions
- What is Matthew Keller's NPI number?
- Matthew Keller's National Provider Identifier (NPI) is 1003340480, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Keller's specialty?
- Matthew Keller is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Matthew Keller located?
- Matthew Keller's practice location on file with NPPES is 161 W Victoria St, Long Beach, CA 90805.
- What is Matthew Keller's phone number?
- The practice phone number listed in the NPPES registry for Matthew Keller is (323) 242-5000.
- Is Matthew Keller's NPI active?
- Yes — Matthew Keller's NPI (1003340480) is active in the NPPES registry as of the last update on 2019-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.