Psychologist | General Psychology

Dr. William M Hay, PH.D.

344 Nassau St Ste 101, Princeton, New Jersey, 08540-4622

About Dr. William M Hay

Dr. William M Hay is a psychologist based in Princeton, New Jersey who is specialized in General Psychology. Active license number of Dr. William M Hay is 35SI00141100 for General Psychology in New Jersey. His current practice location is 344 Nassau St Ste 101, Princeton. Patients can contact him at 609-924-0880. Dr. William M Hay, PH.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1477066215.

Dr. William M Hay is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. William M Hay's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. William M Hay
Specialization General Psychology
Credentials PH.D.
Gender Male
Practice Address: 344 Nassau St Ste 101,
Princeton, NJ - 08540-4622

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1477066215
NPI Enumeration Date: 15 Nov, 2017
NPI Last Update On: 15 Nov, 2017

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. William M Hay are as mentioned below.

License NumberSpecializationStateStatus
35SI00141100General Psychology New JerseyPrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. William M Hay
344 Nassau St Ste 101,
Princeton, NJ - 08540-4622
Phone: 609-924-0880
Fax: 609-921-7341

Book an Appointment with Dr. William M Hay

To schedule an appointment, contact Dr. William M Hay at 344 Nassau St Ste 101, Princeton, New Jersey or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. William M Hay:

Dr. William M Hay is a psychologist specializing in General Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. William M Hay is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. William M Hay practices at 344 Nassau St Ste 101, Princeton, New Jersey, 08540-4622.

To schedule an appointment with Dr. William M Hay, please contact the office at 609-924-0880.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.