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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Overview based on verified provider data

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. Marilyn H MossDr. Uma Nandkumar Padhye
GastroenterologyGastroenterologyPreventative MedicinePediatrics
Accepts New Patients
3.6 
36 Years of Experience 44 Years of Experience 25 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 , CAWoodbridge , CTEaston , CT
Med School: University Of Michigan Medical School Med School: New York University Med School: Medical College Of Pennsylvania Med School: Topiwala National Medical College
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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

Dr. Dean Chang holds an expired medical license in the state of Connecticut.

Medical License

Medical Doctor with an expired medical license in the state of Connecticut that expired in 2026.

Education & Training

Residency

Completed their residency at Yale University School Of Medicine.

Medical School

Graduated from University Of Michigan Medical School in 1990.

NPI Number

Dr. Chang's NPI number is 1770564247.

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Frequently Asked Questions

Where is Dr. Dean Chang's office located?
Dr. Dean Chang's office is located at 2200 Whitney Ave Ste 360, Hamden, CT, 06518.
What languages does Dr. Dean Chang speak?
Dr. Dean Chang speaks English and Spanish.
Is Dr. Dean Chang accepting new patients?
Dr. Dean Chang has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Dean Chang?
You can find contact information for Dr. Dean Chang here on Vitals.
Does Dr. Dean Chang accept my insurance?
You can see the insurance plans that Dr. Dean Chang accepts on their Vitals profile.

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