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Tammi Sims
NPI 1184515314 · Counselor · Vashon, WA
Tammi Sims is a Counselor provider in Vashon, WA (NPI 1184515314).
Provider details
- NPI number
- 1184515314
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
20110 Vashon Hwy Sw
Vashon, WA 98070-6026
Phone: (206) 356-7598
Street-level locationGet directions
Mailing address
20509 81st Ave Sw
Vashon, WA 98070-6251
Registry dates
- Enumerated
- 2025-07-15
- Last updated
- 2025-07-22
- Certified
- 2025-07-22
Frequently asked questions
- What is Tammi Sims's NPI number?
- Tammi Sims's National Provider Identifier (NPI) is 1184515314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammi Sims's specialty?
- Tammi Sims is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Tammi Sims located?
- Tammi Sims's practice location on file with NPPES is 20110 Vashon Hwy Sw, Vashon, WA 98070-6026.
- What is Tammi Sims's phone number?
- The practice phone number listed in the NPPES registry for Tammi Sims is (206) 356-7598.
- Is Tammi Sims's NPI active?
- Yes — Tammi Sims's NPI (1184515314) is active in the NPPES registry as of the last update on 2025-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.