1. Home
  2. Directory
  3. New Jersey
  4. Princeton
  5. Psychiatry Neurology
  6. NPI Profile

WILLIAM P HAYES MD
NPI 1881716801
Psychiatry & Neurology - Psychiatry in Princeton, NJ

Active since April 03, 2007
707 ALEXANDER ROAD, BUILDING 2 SUITE 202, PRINCETON, NJ 08540(609) 419-0400(609) 419-9200 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William P Hayes Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM P HAYES MD (NPI 1881716801) is an individual psychiatry provider in Princeton, New Jersey, licensed in New Jersey (25MA04782500) and active in the NPI registry since April 2007.

NPPES Registry Identity

NPI1881716801
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameWILLIAM P HAYESCredential: MD
Location Address707 ALEXANDER ROAD, BUILDING 2 SUITE 202Princeton, NJ 08540
Mailing Address707 Alexander Road, Building 2 Suite 202Princeton, NJ 08540 · (609) 419-0400 · Fax (609) 419-9200
Phone(609) 419-0400
Fax(609) 419-9200
Sole ProprietorNo
Enumeration DateApril 3, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1881716801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NJ · 25MA04782500
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
707 ALEXANDER ROAD, Princeton, NJ 08540
Open in Google Maps ↗

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALEXANDER ROAD ASSOCIATES IN PSYCHIATRY PSYCHOLOGY & COUNSELING
Psychiatry & Neurology (Psychiatry)
707 ALEXANDER ROAD, BUILDING 2 SUITE 202
PRINCETON, NJ 08540
Mercer County (609) 419-0400
PASQUALE SARGIOTTO MED LCADC LPC
Counselor
707 ALEXANDER ROAD, BUILDING 2 SUITE 202
PRINCETON, NJ 08540
Mercer County (609) 419-0400
CHARLES F MARTINSON MD
Psychiatry & Neurology (Psychiatry)
707 ALEXANDER ROAD, BUILDING 2 SUITE 202
PRINCETON, NJ 08540
Mercer County (609) 419-0400
BETH G HAMMER LCSW
Social Worker
707 ALEXANDER ROAD, SUITE 102
PRINCETON, NJ 08540
Mercer County (609) 987-8100

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Hayes's NPI number?

The NPI number for William Hayes is 1881716801. It was assigned to this individual provider in the NPPES registry on April 3, 2007.

Where is William Hayes located?

William Hayes practices at 707 Alexander Road Building 2 Suite 202, Princeton, NJ 08540. The listed phone number is (609) 419-0400.

What is William Hayes's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for William Hayes was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.