Tristan Cook
NPI 1851773519 · Professional Counselor · Oakland, CA
Tristan Cook is a Professional Counselor provider in Oakland, CA (NPI 1851773519).
Provider details
- NPI number
- 1851773519
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
11 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
- 2015-06-18
- Last updated
- 2026-03-19
- Certified
- 2026-03-19
Frequently asked questions
- What is Tristan Cook's NPI number?
- Tristan Cook's National Provider Identifier (NPI) is 1851773519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tristan Cook's specialty?
- Tristan Cook is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Tristan Cook located?
- Tristan Cook's practice location on file with NPPES is 3800 Coolidge Ave, Oakland, CA 94602-3399.
- What is Tristan Cook's phone number?
- The practice phone number listed in the NPPES registry for Tristan Cook is (510) 482-2244.
- Is Tristan Cook's NPI active?
- Yes — Tristan Cook's NPI (1851773519) is active in the NPPES registry as of the last update on 2026-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.