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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 (3)

The overall average patient rating of Dr. Stephen Kastoff, Cardiologist, Nuclear Cardiology is Good. Dr. Kastoff has been reviewed by 7 patients who have provided 3 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 2.7
Courteous Staff 2.7
Accurate Diagnosis 2.7
Bedside Manner 2.3
Spends Time with Me 2.0
Follows Up After Visit 2.0

Specialties & Research

Dr. Stephen Kastoff, FACC, MD is board certified in Cardiovascular Disease.

  • He has special expertise in 11 areas:
  • Acute Coronary Syndrome (ACS)
  • Atrial Fibrillation
  • Aviation Medicine
  • Cardiovascular Disease
  • Coronary Artery Disease (CAD)
  • Echocardiography
  • Fainting (Syncope)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Kastoff graduated from New York Medical College, Valhalla.


Dr. Kastoff has 3 hospital affiliations:

  • Hartford Hospital 
  • Hartford Hospital, Hartford CT 
  • Institute of Living Hartford Hospital's Mental Health Network 


  • English

> > > > Dr. Stephen Kastoff, FACC, MD

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Additional Information
Dr. Stephen J Kastoff FACC and MD is a male Internist, has 37 years of experience and practices in Cardiovascular Disease.
Where does Dr. Stephen J. Kastoff practice?
Dr. Stephen Kastoff has 6 office locations.
Dr. Stephen Kastoff practices Cardiovascular Disease near Avon, CT.
Additional practice locations include: Hartford, CT and Glastonbury, CT.
See Avon Cardiologists.