Psychiatrist

Justin William Halloran, MD

1493 Cambridge St, Cambridge, Massachusetts, 02139-1047

About Justin William Halloran

Justin William Halloran is a psychiatrist based in Cambridge, Massachusetts who is specialized in Psychiatry. Active license number of Justin William Halloran is 1023355 for Psychiatry in Massachusetts. His current practice location is 1493 Cambridge St, Cambridge. Patients can contact him at 617-665-1000. Justin William Halloran, MD, specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1386384535.

Justin William Halloran specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Justin William Halloran'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 Justin William Halloran
Specialization Psychiatry
Credentials MD
Gender Male
Practice Address: 1493 Cambridge St,
Cambridge, MA - 02139-1047

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 Number1386384535
NPI Enumeration Date: 29 Mar, 2022
NPI Last Update On: 03 Sep, 2026

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 Justin William Halloran are as mentioned below.

License NumberSpecializationStateStatus
1023355Psychiatry MassachusettsPrimary

Mailing Address

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

Justin William Halloran
1493 Cambridge St,
Cambridge, MA - 02139-1047
Phone: 617-665-1000

Book an Appointment with Justin William Halloran

To schedule an appointment, contact Justin William Halloran at 1493 Cambridge St, Cambridge, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Justin William Halloran:

Justin William Halloran is a psychiatrist specializing in Psychiatry. He specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Yes, Justin William Halloran 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.

Justin William Halloran practices at 1493 Cambridge St, Cambridge, Massachusetts, 02139-1047.

To schedule an appointment with Justin William Halloran, please contact the office at 617-665-1000.

Reviews & Feedback

Have you visited Justin William Halloran? Share your experience to help others looking for a psychiatrist in Cambridge, MA.

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