Michael Griffin, PH.D.
NPI 1528203965 · Addiction (Substance Use Disorder) Counselor · Sacramento, CA
Michael Griffin, PH.D. is a Addiction (Substance Use Disorder) Counselor provider in Sacramento, CA (NPI 1528203965).
Provider details
- NPI number
- 1528203965
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G0802071358 (CA)
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
17 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
- 2008-12-15
- Last updated
- 2008-12-15
Frequently asked questions
- What is Michael Griffin's NPI number?
- Michael Griffin's National Provider Identifier (NPI) is 1528203965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Griffin's specialty?
- Michael Griffin is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Michael Griffin located?
- Michael Griffin's practice location on file with NPPES is 2004 4th Ave, Sacramento, CA 95818-3048.
- What is Michael Griffin's phone number?
- The practice phone number listed in the NPPES registry for Michael Griffin is (916) 601-5681.
- Is Michael Griffin's NPI active?
- Yes — Michael Griffin's NPI (1528203965) is active in the NPPES registry as of the last update on 2008-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.