Susan Williams, MFTI
NPI 1851675995 · Marriage & Family Therapist · Danville, CA
Susan Williams, MFTI is a Marriage & Family Therapist provider in Danville, CA (NPI 1851675995).
Provider details
- NPI number
- 1851675995
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFTI
- Sex
- Female
- Sole proprietor
- No
- License
- 61244 (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
14 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
Mailing address
Registry dates
- Enumerated
- 2011-10-07
- Last updated
- 2011-10-07
Frequently asked questions
- What is Susan Williams's NPI number?
- Susan Williams's National Provider Identifier (NPI) is 1851675995, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Williams's specialty?
- Susan Williams is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Susan Williams located?
- Susan Williams's practice location on file with NPPES is 115 Town and Country Dr Ste a, Danville, CA 94526-3960.
- What is Susan Williams's phone number?
- The practice phone number listed in the NPPES registry for Susan Williams is (925) 837-0505.
- Is Susan Williams's NPI active?
- Yes — Susan Williams's NPI (1851675995) is active in the NPPES registry as of the last update on 2011-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.