P William Psychiatric Nurse Practitioner Services PLLC
NPI 1932721859 · Psychiatric/Mental Health Nurse Practitioner · Pearl River, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
P William Psychiatric Nurse Practitioner Services PLLC is a Psychiatric/Mental Health Nurse Practitioner organization in Pearl River, NY (NPI 1932721859).
Provider details
- NPI number
- 1932721859
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Phebee William, Administrator(661) 974-2456
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Nurse Practitioner363L00000X
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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
Additional practice locations (3)
- 473 East Carnegie DriveSuite 200San Bernardino, CA 92408Phone: (888) 516-0397
- 10260 Sw Greenburg Rd Ste 400Portland, OR 97223Phone: (888) 516-0397
- 1455 Nw Leary WaySeattle, WA 98107-5124Phone: (888) 516-0397
Registry dates
- Enumerated
- 2020-05-13
- Last updated
- 2025-05-22
- Certified
- 2025-05-13
Frequently asked questions
- What is P William Psychiatric Nurse Practitioner Services PLLC's NPI number?
- P William Psychiatric Nurse Practitioner Services PLLC's National Provider Identifier (NPI) is 1932721859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is P William Psychiatric Nurse Practitioner Services PLLC?
- P William Psychiatric Nurse Practitioner Services PLLC is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is P William Psychiatric Nurse Practitioner Services PLLC located?
- P William Psychiatric Nurse Practitioner Services PLLC's practice location on file with NPPES is 1 Blue Hill Plz Lbby Level, Pearl River, NY 10965-3111.
- What is P William Psychiatric Nurse Practitioner Services PLLC's phone number?
- The practice phone number listed in the NPPES registry for P William Psychiatric Nurse Practitioner Services PLLC is (888) 516-0397.
- Does P William Psychiatric Nurse Practitioner Services PLLC accept Medicare?
- P William Psychiatric Nurse Practitioner Services PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for P William Psychiatric Nurse Practitioner Services PLLC?
- The authorized official listed on P William Psychiatric Nurse Practitioner Services PLLC's NPPES record is Phebee William, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is P William Psychiatric Nurse Practitioner Services PLLC's NPI active?
- Yes — P William Psychiatric Nurse Practitioner Services PLLC's NPI (1932721859) is active in the NPPES registry as of the last update on 2025-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.