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Williston Riggs
NPI 1992291942 · Mental Health Counselor · Seattle, WA
Williston Riggs is a Mental Health Counselor provider in Seattle, WA (NPI 1992291942).
Provider details
- NPI number
- 1992291942
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- LH61470100 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
3272 California Ave Sw Ste 103
Seattle, WA 98116-3375
Phone: (206) 898-3049
Street-level locationGet directions
Mailing address
3272 California Ave Sw Ste 103
Seattle, WA 98116-3375
Registry dates
- Enumerated
- 2018-07-02
- Last updated
- 2023-09-22
- Certified
- 2023-09-22
Frequently asked questions
- What is Williston Riggs's NPI number?
- Williston Riggs's National Provider Identifier (NPI) is 1992291942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Williston Riggs's specialty?
- Williston Riggs is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Williston Riggs located?
- Williston Riggs's practice location on file with NPPES is 3272 California Ave Sw Ste 103, Seattle, WA 98116-3375.
- What is Williston Riggs's phone number?
- The practice phone number listed in the NPPES registry for Williston Riggs is (206) 898-3049.
- Is Williston Riggs's NPI active?
- Yes — Williston Riggs's NPI (1992291942) is active in the NPPES registry as of the last update on 2023-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.