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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 (0)

The overall average patient rating of Dr. Joseph Yu, Fellow of the American Gastroenterological Association is Excellent. Dr. Yu has been reviewed by 7 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.7
Courteous Staff 4.7
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Joseph Yu, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 13 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Chronic Hepatitis C
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Irritable Bowel Syndrome (IBS)
  • Peptic Ulcer
  • Sigmoidoscopy
  • Ulcerative Colitis
  • Viral Human Hepatitis

Education & Awards

Patients' Choice Award (2011 - 2012, 2014)
Compassionate Doctor Recognition (2011 - 2012, 2014)
On-Time Doctor Award (2014)
Castle Connolly Top Doctors: Connecticut™ (2009)


Dr. Yu has 4 hospital affiliations:

  • Mercy Hospital 
  • Yale-New Haven Hospital 


  • Spanish

> > > > Dr. Joseph Yu, MD

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Additional Information
Dr. Joseph Yu MD is a male Internist and practices in Internal Medicine and Gastroenterology.
Where does Dr. Joseph Yu practice?
Dr. Joseph Yu has 7 office locations.
Dr. Joseph Yu practices Internal Medicine and Gastroenterology near Westbrook, CT.
Additional practice locations include: Branford, CT and New Haven, CT.
See Westbrook Internists and Westbrook Gastroenterologists.