IndividualActive
Tierra Williams
NPI 1700440302 · Mental Health Counselor · Fairfield, CA
Tierra Williams is a Mental Health Counselor provider in Fairfield, CA (NPI 1700440302).
Provider details
- NPI number
- 1700440302
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(60/100 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
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
956 E Tabor Ave
Fairfield, CA 94533-4104
Phone: (707) 422-9345
Street-level locationGet directions
Mailing address
3138 Appaloosa Way
Fairfield, CA 94533-7217
Registry dates
- Enumerated
- 2019-04-29
- Last updated
- 2019-04-29
Frequently asked questions
- What is Tierra Williams's NPI number?
- Tierra Williams's National Provider Identifier (NPI) is 1700440302, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tierra Williams's specialty?
- Tierra Williams is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Tierra Williams located?
- Tierra Williams's practice location on file with NPPES is 956 E Tabor Ave, Fairfield, CA 94533-4104.
- What is Tierra Williams's phone number?
- The practice phone number listed in the NPPES registry for Tierra Williams is (707) 422-9345.
- Is Tierra Williams's NPI active?
- Yes — Tierra Williams's NPI (1700440302) is active in the NPPES registry as of the last update on 2019-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.