Juliet Williams, PSYD
NPI 1215084231 · Clinical Psychologist · Stony Brook, NY
Juliet Williams, PSYD is a Clinical Psychologist provider in Stony Brook, NY (NPI 1215084231).
Provider details
- NPI number
- 1215084231
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 014327 (NY)
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
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
- 2007-01-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Juliet Williams's NPI number?
- Juliet Williams's National Provider Identifier (NPI) is 1215084231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juliet Williams's specialty?
- Juliet Williams is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Juliet Williams located?
- Juliet Williams's practice location on file with NPPES is 2500 Nesconset Hwy., Stony Brook, NY 11790.
- What is Juliet Williams's phone number?
- The practice phone number listed in the NPPES registry for Juliet Williams is (631) 941-3700.
- Is Juliet Williams's NPI active?
- Yes — Juliet Williams's NPI (1215084231) 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.