Browse Health
Gastroenterologist (digestive)
21 years of experience
Accepting new patients
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 (2)

The overall average patient rating of Dr. Dean Chang is Excellent. Dr. Chang has been reviewed by 8 patients who have provided 2 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.2
Promptness 4.3
Courteous Staff 4.5
Accurate Diagnosis 4.2
Bedside Manner 4.2
Spends Time with Me 4.5
Follows Up After Visit 4.2

Specialties & Research

Dr. Dean Chang, MD is board certified in Gastroenterology.

  • He has special expertise in 5 areas:
  • Colonoscopy
  • Inflammatory Bowel Diseases (IBD)
  • Pancreatic Diseases
  • Peptic Ulcer
  • Sigmoidoscopy

Education & Awards

Dr. Chang graduated from University of Michigan Medical School, Ann Arbor. He has 2 awards.

Patients' Choice Award (2012, 2014)
Castle Connolly Top Doctors: Connecticut™ (2009)


Dr. Chang has 11 hospital affiliations:

  • Masonic Home and Hospital 
  • Midstate Medical Center 


  • Spanish
  • Yoruba
  • Zulu

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Additional Information
Dr. Dean Chang MD is a male Internist, has 21 years of experience and practices in Gastroenterology.
Where does Dr. Dean Chang practice?
Dr. Dean Chang has 5 office locations.
Dr. Dean Chang practices Gastroenterology near Hamden, CT.
Additional practice locations include: Milford, CT and Guilford, CT.
See Hamden Gastroenterologists.