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Internist, Gastroenterologist (digestive)
31 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 (1)

The overall average patient rating of Dr. Samuel Willis is Excellent. Dr. Willis has been reviewed by 3 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
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. Samuel Willis, MD is board certified in Internal Medicine and 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. Willis graduated from Emory University , Atlanta. He has 1 awards.

Castle Connolly's Top Doctors™ (2013)


Dr. Willis has 4 hospital affiliations:

  • Palmetto Health Richland 
  • Providence Hospital 


  • Spanish

> > > > Dr. Samuel Willis, MD

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Additional Information
Dr. Samuel M Willis MD is a male Internist, has 31 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Samuel M. Willis practice?
Dr. Samuel Willis has 2 office locations.
Dr. Samuel Willis practices Internal Medicine and Gastroenterology near Columbia, SC.
See Columbia Internists and Columbia Gastroenterologists.