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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 (1)

The overall average patient rating of Dr. Charles Rethy is Good. Dr. Rethy has been reviewed by 14 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 3.8
Courteous Staff 3.9
Accurate Diagnosis 3.7
Bedside Manner 3.5
Spends Time with Me 3.5
Follows Up After Visit 3.3

Specialties & Research

Dr. Charles Rethy, MD is board certified in Internal Medicine.

  • He has special expertise in 3 areas:
  • Cholesterol Management
  • Diabetes
  • High Blood Pressure (Hypertension)

Education & Awards

Dr. Rethy graduated from University of Michigan Medical School, Ann Arbor.


Dr. Rethy has 4 hospital affiliations:

  • Harborside Healthcare-Arden House Rehabilitation And Nursing Center, Hamden CT 
  • Arden House Care And Rehabilitation Center, Hamden CT 


  • Hungarian

> > > > Dr. Charles Rethy, MD

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Additional Information
Dr. Charles R Rethy MD is a male Internist, has 38 years of experience and practices in Internal Medicine.
Where does Dr. Charles R. Rethy practice?
Dr. Charles Rethy has 3 office locations.
Dr. Charles Rethy practices Internal Medicine near Hamden, CT.
Additional practice locations include: New Haven, CT and Bridgeport, CT.
See Hamden Internists.