Psychologist | General Psychology

Dr. Peter Charles Williams, PH.D.

5 67th St, Newburyport, Massachusetts, 01950-4444

About Dr. Peter Charles Williams

Dr. Peter Charles Williams is a psychologist based in Newburyport, Massachusetts who is specialized in General Psychology. Active license number of Dr. Peter Charles Williams is 3525 for Clinical Psychology in Massachusetts. His current practice location is 5 67th St, Newburyport. Patients can contact him at 978-465-3366 or can fax him at 978-499-9922. Dr. Peter Charles Williams, PH.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1609926609.

Dr. Peter Charles Williams 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. Peter Charles Williams'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. Peter Charles Williams
Specialization General Psychology
Credentials PH.D.
Gender Male
Practice Address: 5 67th St,
Newburyport, MA - 01950-4444
Fax 978-499-9922

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 Number1609926609
NPI Enumeration Date: 11 Jan, 2007
NPI Last Update On: 11 Sep, 2025

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. Peter Charles Williams are as mentioned below.

License NumberSpecializationStateStatus
3525Clinical Psychology MassachusettsPrimary
3525General Psychology MassachusettsSecondary
3525Clinical Neuropsychologist MassachusettsSecondary
3525Clinical Child & Adolescent Psychology MassachusettsSecondary

Mailing Address

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

Dr. Peter Charles Williams
Po Box 1197,
Newburyport, MA - 01950-6197
Phone: 978-465-3366
Fax: 978-499-9922

Book an Appointment with Dr. Peter Charles Williams

To schedule an appointment, contact Dr. Peter Charles Williams at 5 67th St, Newburyport, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Peter Charles Williams:

Dr. Peter Charles Williams is a psychologist specializing in Clinical Psychology. He is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Peter Charles Williams 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. Peter Charles Williams practices at 5 67th St, Newburyport, Massachusetts, 01950-4444.

To schedule an appointment with Dr. Peter Charles Williams, please contact the office at 978-465-3366.

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