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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (9)

The overall average patient rating of Dr. Michael Posternak is Good. Dr. Posternak has been reviewed by 25 patients who have provided 9 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 4.7
Courteous Staff 4.1
Accurate Diagnosis 4.1
Bedside Manner 3.5
Spends Time with Me 3.4
Follows Up After Visit 4.4

Specialties & Research

Dr. Michael Posternak, MD is board certified in Psychiatry.

  • He has special expertise in 7 areas:
  • Anxiety Disorders
  • Bipolar Disorder / Manic Depressive Disorder
  • Clinical Depression (Major Depressive Disorder)
  • Depressive Disorder
  • Impulse Control Disorders
  • Mental Disorders
  • Personality Disorders

Education & Awards

Dr. Posternak graduated from Boston University . He has 3 awards.

One of America's Leading Experts on:
Clinical Depression (Major Depressive Disorder)
Depressive Disorder
On-Time Doctor Award (2009, 2014)


Dr. Posternak has 4 hospital affiliations:

  • Rhode Island Hospital 
  • Massachusetts General Hospital 


  • French

> > > > Dr. Michael Posternak, MD

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Additional Information
Dr. Michael Allen Posternak MD is a male Psychiatrist, has 16 years of experience and practices in Psychiatry.
Where does Dr. Michael A. Posternak practice?
Dr. Michael Posternak has 2 office locations.
Dr. Michael Posternak practices Psychiatry near Wellesley Hills, MA.
Additional practice locations include: Providence, RI.
See Wellesley Hills Psychiatrists.