Williams Serene Psychiatry
NPI 1285598367 · Psychiatric/Mental Health Nurse Practitioner · Middlesex, NJ
Williams Serene Psychiatry is a Psychiatric/Mental Health Nurse Practitioner organization in Middlesex, NJ (NPI 1285598367).
Provider details
- NPI number
- 1285598367
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Sandy Williams, Pmhnp Private Practice(732) 856-2277
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-12-12
- Last updated
- 2025-12-12
- Certified
- 2025-12-12
Frequently asked questions
- What is Williams Serene Psychiatry's NPI number?
- Williams Serene Psychiatry's National Provider Identifier (NPI) is 1285598367, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Williams Serene Psychiatry?
- Williams Serene Psychiatry is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Williams Serene Psychiatry located?
- Williams Serene Psychiatry's practice location on file with NPPES is 604 Decatur Ave, Middlesex, NJ 08846-2323.
- What is Williams Serene Psychiatry's phone number?
- The practice phone number listed in the NPPES registry for Williams Serene Psychiatry is (732) 856-2277.
- Who is the authorized official for Williams Serene Psychiatry?
- The authorized official listed on Williams Serene Psychiatry's NPPES record is Sandy Williams, Pmhnp Private Practice. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Williams Serene Psychiatry's NPI active?
- Yes — Williams Serene Psychiatry's NPI (1285598367) is active in the NPPES registry as of the last update on 2025-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.