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Dr. Ayub A. Merchant

Dr. Ayub A. Merchant


Areas of Care:

  • Gastroenterology
  • Internal Medicine


  • Colonoscopy
  • Upper Endoscopy
  • Gastroesophageal Reflux Disease (GERD)
  • Irritable Bowel Syndrome (IBS)
  • Celiac Disease
  • Ulcerative Colitis
  • Abdominal Pain

Dr. Ayub A. Merchant has more than 25 years of medical training and experience. He obtained his medical degree from Dow Medical College/University of Karachi. After moving to the United States in 1983, he completed a three-year residency in Internal Medicine at Wayne State University Affiliated Hospitals in Detroit, MI and then a three year fellowship in Gastroenterology and Hepatology at State University of NY at Stony Brook in Long Island.

He has been in practice in Greenville since 1991 and on medical staff at both Greenville Memorial and Saint Francis Hospitals. Dr. Merchant is Board certified in both Internal Medicine and Gastroenterology. He currently serves as a member of the American College of Gastroenterology, American Society for Gastrointestinal Endoscopy, Greenville County Medical Society, South Carolina Gastroenterology Association, and South Carolina Medical Association.

When he finds time away from patient care, teaching and continuing medical education, he enjoys vacations with his family and time spent with his two sons.

Patient Satisfaction

Dr. Merchant’s ratings are among the best for Greenville Gastroenterologists, receiving a combined average rating of more than 3.5 on Vitals. Among his highest ratings are his trustworthiness, ability to answer questions and time spent with patient. One five-star reviewer says:

“I have IBS and reflux disease. Dr. Merchant is my Physician of choice. He is thorough, knowledgeable, kind, gentle and answers all my questions. He takes the time to explain things to you in a manner you will understand.”


  • 1973, S.S.C. Pre-Med
    St. Patrick's High School, Karachi, Pakistan 
  • 1975, H.S.C. Pre-Med
    Adamjee Science College, Karachi, Pakistan

Medical School

  • 1983, M.B., B.S., MD Degree
    Dow Medical College, University of Karachi, Karachi, Pakistan


  • 1983-1984 (Internal Medicine/General Surgery)
    Civil Hospital, Karachi, Pakistan


  • 1985-1988 (Internal Medicine)
    Wayne State University Affiliated Hospital, Detroit, MI


  • 1988-1991 (Gastroenterology)
    SUNY, Stony Brook and VAMC, Northport, NY

Board Certification

  • American Board of Internal Medicine, Internal Medicine 
  • American Board of Internal Medicine, Gastroenterology

Affiliations and Associations

  • American College of Gastroenterology
  • American Society of Gastrointestinal Endoscopy
  • Association of Physicians of North America
  • Greenville County Medical Society
  • South Carolina Gastroenterology Association
  • South Carolina Medical Association


To Schedule Your GI Procedure with Dr. Merchant, Please Complete the Form Below or Call (864) 232-7338

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