Erin Williams
NPI 1598537326 · Marriage & Family Therapist · La Verne, CA
Erin Williams is a Marriage & Family Therapist provider in La Verne, CA (NPI 1598537326).
Provider details
- NPI number
- 1598537326
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2023-10-25
- Last updated
- 2024-09-04
- Certified
- 2024-09-04
Frequently asked questions
- What is Erin Williams's NPI number?
- Erin Williams's National Provider Identifier (NPI) is 1598537326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Williams's specialty?
- Erin Williams is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Erin Williams located?
- Erin Williams's practice location on file with NPPES is 1350 3rd St, La Verne, CA 91750-5201.
- What is Erin Williams's phone number?
- The practice phone number listed in the NPPES registry for Erin Williams is (909) 593-2581.
- Is Erin Williams's NPI active?
- Yes — Erin Williams's NPI (1598537326) is active in the NPPES registry as of the last update on 2024-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.