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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 (8)

The overall average patient rating of Dr. James Hellerman is Good. Dr. Hellerman has been reviewed by 18 patients who have provided 8 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 2.9
Promptness 2.8
Courteous Staff 3.1
Accurate Diagnosis 3.6
Bedside Manner 2.8
Spends Time with Me 3.0
Follows Up After Visit 2.7

Specialties & Research

  • He has special expertise in 5 areas:
  • Calcium Metabolism Disorders
  • Diabetes
  • Diabetes Mellitus
  • Diabetes
  • Thyroid Diseases

Education & Awards

Dr. Hellerman graduated from University of Rochester . He has 1 awards.

Castle Connolly Top Doctors: New York Metro Area™ (1998 - 2008, 2010 - 2014)


Dr. Hellerman has 10 hospital affiliations:

  • NY Westchester Square Medical Center 
  • St Barnabas Hospital 


  • Italian
  • Spanish
  • French

> > > > Dr. James Hellerman, MD

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Additional Information
Dr. James Guy Hellerman MD is a male Internist, has 35 years of experience and practices in Endocrinology, Diabetes & Metabolism.
Where does Dr. James G. Hellerman practice?
Dr. James Hellerman has 3 office locations.
Dr. James Hellerman practices Endocrinology, Diabetes & Metabolism near Tarrytown, NY.
Additional practice locations include: Bronx, NY and Yorktown Heights, NY.
See Tarrytown Endocrinologists.