John Garrison
NPI 1134966518 · Marriage & Family Therapist · Woodland Hills, CA
John Garrison is a Marriage & Family Therapist provider in Woodland Hills, CA (NPI 1134966518).
Provider details
- NPI number
- 1134966518
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
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
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2024-07-11
- Last updated
- 2024-07-11
- Certified
- 2024-07-11
Frequently asked questions
- What is John Garrison's NPI number?
- John Garrison's National Provider Identifier (NPI) is 1134966518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Garrison's specialty?
- John Garrison is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is John Garrison located?
- John Garrison's practice location on file with NPPES is 5550 Topanga Canyon Blvd, Woodland Hills, CA 91367-6478.
- What is John Garrison's phone number?
- The practice phone number listed in the NPPES registry for John Garrison is (818) 912-6001.
- Is John Garrison's NPI active?
- Yes — John Garrison's NPI (1134966518) is active in the NPPES registry as of the last update on 2024-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.