Browse Health
26 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 (45)

The overall average patient rating of Dr. Gang Quan, Gastroenterologist is Excellent. Dr. Quan has been reviewed by 77 patients who have provided 45 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.4
Courteous Staff 4.6
Accurate Diagnosis 4.6
Bedside Manner 4.6
Spends Time with Me 4.5
Follows Up After Visit 4.5

Specialties & Research

Dr. Gang Quan, MD is board certified in Gastroenterology.

  • He has special expertise in 7 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Crohn's Disease
  • Endoscopy (Endoscopic Surgery)
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Quan graduated from Shandong Medical University, Jinan.


Dr. Quan has 13 hospital affiliations:

  • Methodist Dallas Medical Center 
  • Harris Methodist H E B 


  • Spanish
  • English

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Additional Information
Dr. Gang Quan MD is a male Internist, has 26 years of experience and practices in Gastroenterology.
Where does Dr. Gang Quan practice?
Dr. Gang Quan has 2 office locations.
Dr. Gang Quan practices Gastroenterology near Denton, TX.
Additional practice locations include: Plano, TX.
See Denton Gastroenterologists.