Heather Williams, PSYD
NPI 1659561652 · Clinical Psychologist · Berkeley, CA
Heather Williams, PSYD is a Clinical Psychologist provider in Berkeley, CA (NPI 1659561652).
Provider details
- NPI number
- 1659561652
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 017228 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
18 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
- 2007-07-26
- Last updated
- 2008-08-19
Frequently asked questions
- What is Heather Williams's NPI number?
- Heather Williams's National Provider Identifier (NPI) is 1659561652, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Williams's specialty?
- Heather Williams is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Heather Williams located?
- Heather Williams's practice location on file with NPPES is 822 Delaware St, Berkeley, CA 94710-2068.
- What is Heather Williams's phone number?
- The practice phone number listed in the NPPES registry for Heather Williams is (510) 292-0369.
- Is Heather Williams's NPI active?
- Yes — Heather Williams's NPI (1659561652) is active in the NPPES registry as of the last update on 2008-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.