Psychologist | Clinical Psychology

John Rosario, PSY.D.

81 Grozier Rd, Cambridge, Massachusetts, 02138-3314

About John Rosario

John Rosario is a psychologist based in Cambridge, Massachusetts who is specialized in Clinical Psychology. Active license number of John Rosario is 7894 for Clinical Psychology in Massachusetts. His current practice location is 81 Grozier Rd, Cambridge. Patients can contact him at 781-648-2256 or can fax him at 617-876-1230. John Rosario, PSY.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1023191749.

John Rosario 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

John Rosario'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 John Rosario
Specialization Clinical Psychology
Credentials PSY.D.
Gender Male
Practice Address: 81 Grozier Rd,
Cambridge, MA - 02138-3314
Fax 617-876-1230

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 Number1023191749
NPI Enumeration Date: 24 Oct, 2006
NPI Last Update On: 10 Dec, 2016

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 John Rosario are as mentioned below.

License NumberSpecializationStateStatus
7894Clinical Psychology MassachusettsPrimary

Other Medical Identifiers

Other professional identifiers associated with John Rosario such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
W06075OtherMassachusettsBLUECROSS BLUESHIELD
0500950MedicaidMassachusetts

Mailing Address

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

John Rosario
81 Grozier Rd,
Cambridge, MA - 02138-3314
Phone: 781-648-2256
Fax: 617-876-1230

Book an Appointment with John Rosario

To schedule an appointment, contact John Rosario at 81 Grozier Rd, Cambridge, Massachusetts or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John Rosario:

John Rosario 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, John Rosario 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.

John Rosario practices at 81 Grozier Rd, Cambridge, Massachusetts, 02138-3314.

To schedule an appointment with John Rosario, please contact the office at 781-648-2256.

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