Michael Buck, LCSW
NPI 1669631644 · Clinical Social Worker · Auburn, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Buck, LCSW is a Clinical Social Worker provider in Auburn, CA (NPI 1669631644).
Provider details
- NPI number
- 1669631644
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
18 yrs 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
- 2008-06-05
- Last updated
- 2015-08-24
Frequently asked questions
- What is Michael Buck's NPI number?
- Michael Buck's National Provider Identifier (NPI) is 1669631644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Buck's specialty?
- Michael Buck is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Michael Buck located?
- Michael Buck's practice location on file with NPPES is 11512 B Ave, Auburn, CA 95603-2605.
- What is Michael Buck's phone number?
- The practice phone number listed in the NPPES registry for Michael Buck is (530) 889-7225.
- Does Michael Buck accept Medicare?
- Michael Buck is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Buck's NPI active?
- Yes — Michael Buck's NPI (1669631644) is active in the NPPES registry as of the last update on 2015-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.