Douglas Garrison, DO
NPI 1386649044 · Family Medicine Physician · Huntington Beach, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Garrison, DO is a Family Medicine Physician provider in Huntington Beach, CA (NPI 1386649044).
Provider details
- NPI number
- 1386649044
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A6292 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-06-17
- Last updated
- 2021-04-20
- Certified
- 2021-04-20
Frequently asked questions
- What is Douglas Garrison's NPI number?
- Douglas Garrison's National Provider Identifier (NPI) is 1386649044, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Garrison's specialty?
- Douglas Garrison is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Garrison located?
- Douglas Garrison's practice location on file with NPPES is 4911 Warner Ave Ste 205, Huntington Beach, CA 92649-4473.
- What is Douglas Garrison's phone number?
- The practice phone number listed in the NPPES registry for Douglas Garrison is (714) 316-0611.
- Does Douglas Garrison accept Medicare?
- Douglas Garrison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Garrison's NPI active?
- Yes — Douglas Garrison's NPI (1386649044) is active in the NPPES registry as of the last update on 2021-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.