Summary

Dr. Dean Chang is a gastroenterologist with 36 years of experience treating digestive system disorders. He earned his medical degree from the University of Michigan Medical School and completed his residency training at Yale University School of Medicine. His dual expertise in gastroenterology and internal medicine allows him to provide comprehensive care for complex digestive conditions. Dr. Chang is fluent in both English and Spanish, helping him serve a diverse patient community.

Dr. Chang practices at multiple locations throughout Connecticut, including Hamden, Guilford, Meriden, and New Haven. He maintains affiliations with Yale New Haven Hospital Saint Raphael Campus, Bridgeport Hospital Milford Main Campus, and Midstate Medical Center. His clinical focus includes treating colon polyps, diverticular disease, and diverticulosis. Dr. Chang performs colonoscopies and lower GI endoscopies to diagnose and monitor digestive health conditions. Patients have given him an average rating of 3.6 out of 5 on Vitals.
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AI-generated from data on this provider profile.

Quick Facts

  • 3.6
  • 36 years of experience
  • speaks English, Spanish
  • Yale University School Of Medicine
  • 5 written reviews
  • 2 specialties
  • 15 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 5 office locations
  • Male

Patients’ Perspective

  • Had a good bedside manner
  • Spent time with me
  • Flexible scheduling

Office Locations

Dr. Dean Chang has 5 locations

Physician Alliance Of Connecticut Gastroenterology Center

2200 Whitney Ave Ste 360Hamden, CT 06518
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Endoscopy Center Of Connecticut Llc

1591 Boston Post Rd Ste 206Guilford, CT 06437

Midstate Medical Center

435 Lewis AveMeriden, CT 06451

Endoscopy Center Of Connecticut Llc

2200 WHITNEY AVE STE 380HAMDEN, CT 06518
Mon7:30 am - 4:30 pm
Tue7:30 am - 4:30 pm
Wed7:30 am - 4:30 pm
Thu7:30 am - 4:30 pm
Fri7:30 am - 4:30 pm
SatClosed
SunClosed

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Dr. Dean Chang, MDJi Soo Choi, APRNDr. Duc Bui Nguyen, MDDr. Maryam Tanweer, MD
GastroenterologyGastroenterologyInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
3.6 
36 Years of Experience 26 Years of Experience 14 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English
Hamden , CTSACRAMENTO , CAWest Haven , CTWaterbury , CT
Med School: University Of Michigan Medical School Med School: New York University Med School: Hanoi Medical University Med School: Nishtar Medical College
Current Profile
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Insurance Plans Accepted by Dr. Dean Chang

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Dean Chang has the following 2 specialties

Specialty Expertise

Dr. Dean Chang has the following 15 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Pancreatic Diseases
  • Peptic Ulcer
  • Sigmoidoscopy
  • Ulcerative Colitis

Certifications, License, & Education

36 Years Experience

MEDICAL LICENSE

Medical Doctor, Connecticut, 2026, Expired

EDUCATION & TRAINING

Residency

Yale University School Of Medicine

Medical School

University Of Michigan Medical SchoolGraduated in 1990

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Frequently Asked Questions

Does Dr. Dean Chang accept virtual/telehealth appointments?
Dr. Dean Chang has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Dean Chang speak?
Dr. Dean Chang speaks English and Spanish.
How can I make an appointment with Dr. Dean Chang?
You can find contact information for Dr. Dean Chang here on Vitals.
Where is Dr. Dean Chang's office located?
Dr. Dean Chang's office is located at 2200 Whitney Ave Ste 360, Hamden, CT, 06518.
Which hospitals is Dr. Dean Chang affiliated with?
Dr. Dean Chang is affiliated with Yale New Haven Hospital Saint Raphael Campus, Bridgeport Hospital Milford Main Campus, and Midstate Medical Center.

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