Calvin Walker
NPI 1982371761 · Addiction (Substance Use Disorder) Counselor · Seattle, WA
Calvin Walker is a Addiction (Substance Use Disorder) Counselor provider in Seattle, WA (NPI 1982371761).
Provider details
- NPI number
- 1982371761
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 482 (WA)
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
4 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
- 2021-08-27
- Last updated
- 2021-08-27
- Certified
- 2021-08-27
Frequently asked questions
- What is Calvin Walker's NPI number?
- Calvin Walker's National Provider Identifier (NPI) is 1982371761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Calvin Walker's specialty?
- Calvin Walker is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Calvin Walker located?
- Calvin Walker's practice location on file with NPPES is 3808 S Angeline St, Seattle, WA 98118-1712.
- What is Calvin Walker's phone number?
- The practice phone number listed in the NPPES registry for Calvin Walker is (206) 945-8588.
- Is Calvin Walker's NPI active?
- Yes — Calvin Walker's NPI (1982371761) is active in the NPPES registry as of the last update on 2021-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.