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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 (3)

The overall average patient rating of Dr. Andrew Su, Gastroenterology is Excellent. Dr. Su has been reviewed by 10 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

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

Specialties & Research

Dr. Andrew Su, MD is board certified in Gastroenterology.

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Su graduated from Oregon Health & Science University, Portland. He has 1 awards.

Patients' Choice Award (2014)


Dr. Su has 5 hospital affiliations:

  • St Lukes Hospital 
  • Barnes-Jewish West County Hospital 


  • Chinese
  • Cantonese

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Additional Information
Dr. Andrew Y Su MD is a male Internist, has 23 years of experience and practices in Gastroenterology.
Where does Dr. Andrew Y. Su practice?
Dr. Andrew Su has 1 office location.
Dr. Andrew Su practices Gastroenterology near Chesterfield, MO.
See Chesterfield Gastroenterologists.