Sinead Montgomery Sinnott

PHD | Clinical Psychologist


  55 Fruit St, Boston
     Massachusetts, 02114-2696
  617-855-3467    Maps & Directions
Sinead Montgomery Sinnott is a Boston, Massachusetts based psychologist who is specialized in Clinical Psychology. Active license number of Sinead Montgomery Sinnott is PSY10002074 for Clinical Psychology in Massachusetts. Her current practice location is 55 Fruit St, Boston. Patients can reach her at 617-855-3467. Sinead Montgomery Sinnott is PHD in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1336848969.
Sinead Montgomery Sinnott 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.
Complete Profile:
Sinead Montgomery Sinnott speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Sinead Montgomery Sinnott
Specialization: Clinical Psychology
Gender:Female
Credentials: PHD
Practice Address:55 Fruit St, Boston,
Massachusetts, 02114-2696
Phone:617-855-3467
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1336848969
NPI Enumeration Date: 02 Mar, 2023
NPI Last Update On: 28 May, 2026

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Sinead Montgomery Sinnott are as mentioned below.
License NumberSpecializationStateStatus
PSY10002074Clinical Psychology MassachusettsPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Sinead Montgomery Sinnott
55 Fruit St,
Boston, Massachusetts
Zip: 02114-2621
Phone Number: 617-833-8362
Patients can reach Sinead Montgomery Sinnott at 55 Fruit St, Boston, Massachusetts or can call to book an appointment on 617-855-3467.
Comments/ Reviews:
Read all the reviews posted for Sinead Montgomery Sinnott below. You may also share your own experience with Sinead Montgomery Sinnott. Your feedback can help others make better decisions.

**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.