Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mrs. Maria M. Williams, APN

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1649117755

Mrs. Maria M. Williams, APN is a Psychiatric/Mental Health Nurse Practitioner in Belle Mead, New Jersey. Licensed in New Jersey. Registered with an NPI since 2026.

Licensed in
NJ
In the registry since
2026
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

See every abbreviation used in this directory →

Practice location Address checks out

252 County Road 601
Belle Mead, NJ 08502-3923
Phone: (908) 281-1000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 26NJ15565800 (NJ)

Record details

NPI number1649117755
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedApril 29, 2026
Last updated in NPPESApril 29, 2026
Certification dateApril 29, 2026

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