Karen Williams, MFTI
NPI 1033243746 · Marriage & Family Therapist · San Jose, CA
Karen Williams, MFTI is a Marriage & Family Therapist provider in San Jose, CA (NPI 1033243746).
Provider details
- NPI number
- 1033243746
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFTI
- Sex
- Female
- Sole proprietor
- No
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
19 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
- 2007-03-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Williams's NPI number?
- Karen Williams's National Provider Identifier (NPI) is 1033243746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Williams's specialty?
- Karen Williams is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Karen Williams located?
- Karen Williams's practice location on file with NPPES is 455 Silicon Valley Blvd, San Jose, CA 95138-1858.
- What is Karen Williams's phone number?
- The practice phone number listed in the NPPES registry for Karen Williams is (408) 284-9000.
- Is Karen Williams's NPI active?
- Yes — Karen Williams's NPI (1033243746) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.