Psychologist | Clinical Psychology

Jack Howard Nassau, PHD

1 Hoppin St, Suite 204, Providence, Rhode Island, 02903-4141

About Jack Howard Nassau

Jack Howard Nassau is a psychologist based in Providence, Rhode Island who is specialized in Clinical Psychology. Active license number of Jack Howard Nassau is PS00644 for Clinical Child & Adolescent Psychology in Rhode Island. His current practice location is 1 Hoppin St, Suite 204, Providence. Patients can contact him at 401-444-8945 or can fax him at 401-444-8742. Jack Howard Nassau, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1750367868.

Jack Howard Nassau 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.

Practice Information

Jack Howard Nassau'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 Jack Howard Nassau
Specialization Clinical Psychology
Credentials PHD
Gender Male
Practice Address: 1 Hoppin St, Suite 204
Providence, RI - 02903-4141
Fax 401-444-8742

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 Number1750367868
NPI Enumeration Date: 20 Dec, 2005
NPI Last Update On: 19 Jan, 2012

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 Jack Howard Nassau are as mentioned below.

License NumberSpecializationStateStatus
PS00644Clinical Child & Adolescent Psychology Rhode IslandPrimary
PS00644Clinical Psychology Rhode IslandSecondary

Mailing Address

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

Jack Howard Nassau
593 Eddy St, Apc 978
Providence, RI - 02903-4923
Phone: 401-444-4318
Fax: 401-444-7865

Book an Appointment with Jack Howard Nassau

To schedule an appointment, contact Jack Howard Nassau at 1 Hoppin St, Suite 204, Providence, Rhode Island or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Jack Howard Nassau:

Jack Howard Nassau is a psychologist specializing in Clinical Child & Adolescent Psychology. He analyse the cognitive, social and emotional development of children. Typically, he look at development from the prenatal period through adolescence. Some of the traditional areas of interest include genetics, language development, learning disabilities, personality, gender roles, cognitive development, sexual development and social growth.
Clinical Child Psychologist responsibilities includes task like assessing and treating learning or developmental disabilities or delays; Working with children and their caregivers to manage behavioral issues; Administering psychological tests; Conducting scientific research on childhood development; Working with a health care team to create a unique treatment plan for a client.

Yes, Jack Howard Nassau 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.

Jack Howard Nassau practices at 1 Hoppin St, Suite 204, Providence, Rhode Island, 02903-4141.

To schedule an appointment with Jack Howard Nassau, please contact the office at 401-444-8945.

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