Pietro G. Andres, MD



Conditions & Treatments

Acid Reflux, Acid/Peptic Disorders, Autoimmune Disease, Barrett's Esophagus, Biliary Disease, Biliary Endoscopy, Capsule Endoscopy, Celiac Sprue, Chronic Hepatitis C, Cirrhosis, Colon Cancer, Colon Cancer Prevention/Screening, Colonoscopy, Constipation, Crohn's Disease, Diagnostic Endoscopy, Endoscopic Laser Therapy, Endoscopic Ultrasound (EUS), Endoscopy, ERCP, Flexible Sigmoidoscopy, Gall Bladder Disease, Gastroesophogeal Reflux / GERD, Helicobacter Pylori, Hemorrhoids, Hepatitis, Hepatitis C, Hepatobiliary Intervention, Hepatology, Inflammatory Bowel Diseases (IBD), Irritable Bowel Syndrome (IBS), Jaundice, Liver Disease, Pancreatic Cancer, Pancreatic Diseases, Peptic Ulcer Disease, Radiofrequency Ablation, Sigmoidoscopy, Swallowing Disorders, Ulcer Disease, Ulcerative Colitis, Virtual Colonoscopy

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(203) 375-1200
Accepting New Patients
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Dr. Pietro Andres graduated from Bowdoin College, received a medical degree from Harvard Medical School, and completed his medical training at the Beth Israel Hospital in Boston. After completing his fellowship in gastroenterology at Massachusetts General Hospital in Boston, he spent five years as a faculty member in the Gastroenterology Department at the University of California, San Francisco. While there, he was a member of the UCSF Inflammatory Bowel Disease Center, focusing on patients with complex cases of Crohn's disease and ulcerative colitis. He also conducted research on the dysregulation of the immune system that can lead to these disorders.

Dr. Andres joined Northeast Medical Group Gastroenterology Associates in 2004. His interests include immunologic disorders of the gastrointestinal tract such Crohn's disease, ulcerative colitis, microscopic colitis, celiac disease and eosinophilic esophagitis. He also has significant experience in managing GERD, pancreatic disease and colon cancer.

Dr. Andres is on the Board of Directors of The Kennedy Center of Trumbull, a non-profit organization serving people of all ages with disabilities, and he volunteers his time in support of The Kennedy Center’s Autism Project, which provides programs and services for children with autism. Dr. Andres is married, with two children. He enjoys traveling to his native Italy, and jogging with his Labrador retriever, Mia.





Years In Practice


Affiliated With

Northeast Medical Group, Yale New Haven Children's Hospital, Bridgeport Campus


Northeast Medical Group Gastroenterology Associates

2890 Main St
Stratford, CT 06614

Get Directions

Monday7:00 AM - 5:00 PM
Tuesday7:00 AM - 5:00 PM
Wednesday7:00 AM - 5:00 PM
Thursday7:00 AM - 5:00 PM
Friday7:00 AM - 5:00 PM
(203) 378-2412

Northeast Medical Group Gastroenterology Associates

2600 Post Road
Southport, CT 06890

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Thursday7:00 AM - 12:00 PM
(203) 378-2412

Northeast Medical Group Gastroenterology Associates

5520 Park Ave
Trumbull, CT 06611

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(203) 378-2412

Northeast Medical Group Gastroenterology Associates

327 Riverside Avenue
2nd Floor
Westport, CT 06880

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Tuesday1:00 PM - 5:00 PM
Wednesday7:00 AM - 12:00 PM

Northeast Medical Group Gastroenterology Associates

1152 Kings Highway Cutoff
Fairfield, CT 06824

Get Directions

Monday9:00 AM - 5:00 PM
Tuesday9:00 AM - 5:00 PM
Wednesday9:00 AM - 5:00 PM
Thursday9:00 AM - 5:00 PM
Friday9:00 AM - 5:00 PM
(203) 378-2412

Education & Training


Harvard Medical School


Beth Israel Hospital, Boston, MA


Beth Israel Hospital, Boston, MA


Massachusetts General Hospital

Accepted Insurance

Insurance coverage regularly changes, please contact the doctor’s office directly to verify that your specific insurance plan is accepted.

  • aetna
  • anthem bc/bs
  • cigna gatekeeper pro
  • cigna healthcare
  • connecticare
  • coventry
  • harvard pilgrim healthcare
  • healthyct
  • husky
  • medicaid
  • medicare
  • mental health network
  • multiplan
  • oxford health plans
  • tricare/champus
  • united behavioral health
  • united healthcare
  • valueoptions
  • wellcare