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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 (11)

The overall average patient rating of Dr. John Corwin is Poor. Dr. Corwin has been reviewed by 12 patients who have provided 11 comments. The rating is 1 out of 5 stars.

Patient Ratings
Ease of Appointment 1.1
Promptness 1.0
Courteous Staff 1.1
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. John Corwin, MD is board certified in Psychiatry.

  • He has special expertise in 16 areas:
  • Adolescent Psychiatry
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Cancer
  • Depression
  • Depressive Disorder
  • Developmental Disorders
  • Drug Abuse (Substance-Related Addiction Disorders)
  • Geriatric Psychiatry
  • Insomnia
  • Psychiatry
  • Psychopharmacology
  • Psychotherapy
  • Schizophrenia
  • Sleep Disorders
  • Stress

Education & Awards

Dr. Corwin graduated from University of Connecticut , Farmington.


Dr. Corwin has 4 hospital affiliations:

  • Hospital Of St Raphael 
  • Yale-New Haven Hospital 


  • French

> > > > Dr. John Corwin, MD

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Additional Information
Dr. John Paul Corwin MD is a male Psychiatrist, has 38 years of experience and practices in Psychiatry.
Where does Dr. John P. Corwin practice?
Dr. John Corwin has 1 office location.
Dr. John Corwin practices Psychiatry near Madison, CT.
See Madison Psychiatrists.