Michael Walsh
NPI 1639210982 · Addiction (Substance Use Disorder) Counselor · Santa Rosa, CA
Michael Walsh is a Addiction (Substance Use Disorder) Counselor provider in Santa Rosa, CA (NPI 1639210982).
Provider details
- NPI number
- 1639210982
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- WO412181600 (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
19 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
- 2007-02-09
- Last updated
- 2014-09-11
Frequently asked questions
- What is Michael Walsh's NPI number?
- Michael Walsh's National Provider Identifier (NPI) is 1639210982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Walsh's specialty?
- Michael Walsh is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Michael Walsh located?
- Michael Walsh's practice location on file with NPPES is 1420 Guerneville Rd Ste 1, Santa Rosa, CA 95403-4124.
- What is Michael Walsh's phone number?
- The practice phone number listed in the NPPES registry for Michael Walsh is (707) 565-5484.
- Is Michael Walsh's NPI active?
- Yes — Michael Walsh's NPI (1639210982) is active in the NPPES registry as of the last update on 2014-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.