Psychologist | Clinical Psychology

Diane Cynn, PSY.D.

1693 Beacon St Ste 1f, Brookline, Massachusetts, 02445-4467

About Diane Cynn

Diane Cynn is a psychologist based in Brookline, Massachusetts who is specialized in Clinical Psychology. Active license number of Diane Cynn is 8641 for Clinical Psychology in Massachusetts. Her current practice location is 1693 Beacon St Ste 1f, Brookline. Patients can contact her at 617-935-1655. Diane Cynn, PSY.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1467533216.

Diane Cynn 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Diane Cynn'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 Diane Cynn
Specialization Clinical Psychology
Credentials PSY.D.
Gender Female
Practice Address: 1693 Beacon St Ste 1f,
Brookline, MA - 02445-4467

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 Number1467533216
NPI Enumeration Date: 18 Oct, 2006
NPI Last Update On: 07 Jan, 2022

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 Diane Cynn are as mentioned below.

License NumberSpecializationStateStatus
8641Clinical 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.

Diane Cynn
20 Cheshire St,
Jamaica Plain, MA - 02130-2223
Phone: 617-935-1655

Book an Appointment with Diane Cynn

To schedule an appointment, contact Diane Cynn at 1693 Beacon St Ste 1f, Brookline, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Diane Cynn:

Diane Cynn is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Diane Cynn 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.

Diane Cynn practices at 1693 Beacon St Ste 1f, Brookline, Massachusetts, 02445-4467.

To schedule an appointment with Diane Cynn, please contact the office at 617-935-1655.

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