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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).

Learn more about Dr. Ramaswamy Viswanathan:

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Specialties & Research

Dr. Ramaswamy Viswanathan, MD is board certified in Psychiatry.

  • He has special expertise in 8 areas:
  • Anxiety Disorders
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Viswanathan graduated from Madras Medical College, Chennai. He has 3 awards.

Castle Connolly Top Doctors: New York Metro Area™ (1998 - 2008, 2010 - 2015)
Bridges to Excellence Recognition
Physician Office Systems Recognition (2016 - 2018)
Level III
NCQA Physician Practice Connections - Patient Centered Medical Home (2016 - 2019)


Dr. Viswanathan has 5 hospital affiliations:

  • Brooklyn University Hospital 
  • Kings County Hospital Center 

> > > > Dr. Ramaswamy Viswanathan, MD

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Additional Information
Dr. Ramaswamy Viswanathan MD is a male Psychiatrist, has 40 years of experience and practices in Psychiatry.
Where does Dr. Ramaswamy Viswanathan practice?
Dr. Ramaswamy Viswanathan has 1 office location.
Dr. Ramaswamy Viswanathan practices Psychiatry near Brooklyn, NY.
See Brooklyn Psychiatrists.