Psychologist | Clinical Psychology

Matthew Duffy, PH.D.

94 Pleasant St Ste 16, Arlington, Massachusetts, 02476

About Matthew Duffy

Matthew Duffy is a psychologist based in Arlington, Massachusetts who is specialized in Clinical Psychology. Active license number of Matthew Duffy is 9132 for Clinical Psychology in Massachusetts. His current practice location is 94 Pleasant St Ste 16, Arlington. Patients can contact him at 781-646-0649. Matthew Duffy, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1174849483.

Matthew Duffy 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

Matthew Duffy'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 Matthew Duffy
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 94 Pleasant St Ste 16,
Arlington, MA - 02476

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 Number1174849483
NPI Enumeration Date: 12 Apr, 2010
NPI Last Update On: 23 Jun, 2018

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 Matthew Duffy are as mentioned below.

License NumberSpecializationStateStatus
9132Clinical Psychology MassachusettsPrimary

Mailing Address

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

Matthew Duffy
Po Box 400762,
Cambridge, MA - 02140-0008
Phone: 781-646-0649

Book an Appointment with Matthew Duffy

To schedule an appointment, contact Matthew Duffy at 94 Pleasant St Ste 16, Arlington, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Matthew Duffy:

Matthew Duffy 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, Matthew Duffy 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.

Matthew Duffy practices at 94 Pleasant St Ste 16, Arlington, Massachusetts, 02476.

To schedule an appointment with Matthew Duffy, please contact the office at 781-646-0649.

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