Square Psychiatry is a psychiatry clinic located in Watertown, Massachusetts. The clinic is located at 124 Watertown St, Watertown, MA and can be reached at 617-926-8200. The authorized official for Square Psychiatry is Dr. Brian Johnson,
who serves as the clinic’s Owner. He/She can be contacted at 617-926-8300. The clinic’s primary license number in Massachusetts is 1023920 (Clinical) . Square Psychiatry Clinic 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.
Clinic Information
Square Psychiatry Clinic's specialty, address, contact phone number and fax are as below. Patients can contact the clinic at the given phone number for appointments.
Clinic Name Square Psychiatry
Specialization Psychiatry
Practice Address 124 Watertown St, Watertown, MA - 02472-2576
Officially authorized person to contact for any management issues or complaints for this clinic are as below. Person's position and contact details are also mentioned below.
Name Dr. Brian Johnson
Position Owner
Contact Number 617-926-8300
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 Number1609997667
NPI Enumeration Date: 03 Apr, 2007
NPI Last Update On: 11 Sep, 2025
Medical Licenses
Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Square Psychiatry are as mentioned below.
License NumberSpecializationStateStatus
1023920Clinical
MassachusettsPrimary
43500Addiction Medicine
MassachusettsSecondary
Mailing Address
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.
Below are some commonly asked questions about Square Psychiatry clinic:
Square Psychiatry is a psychiatry clinic specializing in Psychiatry.
Square Psychiatry is located at 124 Watertown St, Watertown, Massachusetts 02472-2576.
Patients can contact Square Psychiatry at 617-926-8200
for inquiries about its services and appointments.
Please contact Square Psychiatry directly to inquire about
new-patient availability and appointment options.
* Availability may change.
Square Psychiatry 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.
Patients can contact Square Psychiatry at 617-926-8200
to inquire about appointments, consultation requirements
and available services.
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