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

P William Psychiatric Nurse Practitioner Services PLLC

Organization Nurse Practitioner · NPI 1932721859

P William Psychiatric Nurse Practitioner Services PLLC is a Nurse Practitioner in Pearl River, New York. Works from 4 locations. Registered with an NPI since 2020.

In the registry since
2020
Specialties on file
2
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

1 Blue Hill Plz Lbby Level
Pearl River, NY 10965-3111
Phone: (888) 516-0397
Show map & directions

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

Additional practice locations (3)

  • 473 East Carnegie Drive, San Bernardino, CA 92408 — (888) 516-0397
  • 10260 Sw Greenburg Rd Ste 400, Portland, OR 97223 — (888) 516-0397
  • 1455 Nw Leary Way, Seattle, WA 98107-5124 — (888) 516-0397

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X
Nurse Practitioner Taxonomy 363L00000X

Record details

NPI number1932721859
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Phebee William — Administrator · (661) 974-2456
NPI enumeratedMay 13, 2020
Last updated in NPPESMay 22, 2025
Certification dateMay 13, 2025
Mailing address1853 Pearland Pkwy Ste 123, Pearland, TX 77581-8864