Constance Williams, AMFT
NPI 1265263453 · Marriage & Family Therapist · Fairfield, CA
Constance Williams, AMFT is a Marriage & Family Therapist provider in Fairfield, CA (NPI 1265263453).
Provider details
- NPI number
- 1265263453
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- AMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 434325 (CA)
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
1 yr 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
- 2024-08-09
- Last updated
- 2024-08-09
- Certified
- 2024-08-09
Frequently asked questions
- What is Constance Williams's NPI number?
- Constance Williams's National Provider Identifier (NPI) is 1265263453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Constance Williams's specialty?
- Constance Williams is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Constance Williams located?
- Constance Williams's practice location on file with NPPES is 1095 E Tabor Ave, Fairfield, CA 94533-4190.
- What is Constance Williams's phone number?
- The practice phone number listed in the NPPES registry for Constance Williams is (707) 399-9190.
- Is Constance Williams's NPI active?
- Yes — Constance Williams's NPI (1265263453) is active in the NPPES registry as of the last update on 2024-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.