Dr. Samuel M Willis, MD

Gastroenterology, Internal Medicine
Columbia, SC 29204 (2 other locations)
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About Dr. Samuel M Willis MD

Dr. Samuel M Willis, MD is a doctor primarily located in Columbia, SC, with other offices in Columbia, SC and Columbia, SC. He has 41 years of experience. His specialties include Gastroenterology, Internal Medicine.

Dr. Willis has received the following awards:


Dr. Samuel M Willis has 3 locations

Columbia Gastroenterology Associates Pa 2739 Laurel St Ste 1A Columbia, SC 29204
Columbia Gastroenterology Associates 100 Palmetto Health Pkwy # 102 Columbia, SC 29212
Lake Murray Endoscopy Center 100 Palmetto Health Pkwy # 100 Columbia, SC 29212


Dr. Samuel M Willis has the following 2 SPECIALTIES

A gastroenterologist is a specialist in diagnosis and treatment of conditions involving the digestive/gastrointestinal (GI) tract. These doctors are experts on how food moves through the digestive system and is chemically broken down, with nutrients being absorbed and waste excreted. You might see this kind of doctor if you are experiencing any number of stomach issues, some of which might be severe diarrhea, irritable bowel syndrome, hemorrhoids, ulcers, acid reflux, Crohn's disease and more.

Specialty Expertise

Dr. Samuel M Willis has the following 10 expertise

  • Ulcerative Colitis
  • Hemorrhoids
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Colonoscopy
  • Irritable Bowel Syndrome (IBS)
  • Abdominal Pain
  • Constipation
  • Acid Reflux Disease (GERD)
  • Hepatitis C
  • Celiac Disease


2 Awards

  • Patients' Choice Award (2018)

    Patients' Choice Award Patients' Choice recognition reflects the difference a particular physician has made in the lives of his/her patients. The honor is bestowed to physicians who have received near perfect scores, as voted by patients.

  • On-Time Doctor Award (2018)

    On-Time Doctor Award Vitals On-Time + Promptness Award recognizes doctors with consistent high ratings for timeliness of appointments. The honor is granted based on a physician's overall and promptness scores.


41 Years Experience

Emory University School Of Medicine

Medical School

Emory University School Of Medicine

Graduated in 1980

Walter Reed National Military Medical Center


Dr. Samuel M Willis Accepts the Following Insurance

  • United Healthcare
    • UHC Choice Plus POS
    • UHC Navigate HMO
    • UHC Navigate POS
    • UHC Options PPO

More about Dr. Samuel M Willis

Dr. Willis is a native South Carolinian. He is a graduate of Clemson University and Emory University School of Medicine in Atlanta, Ga. His internship and residency in internal medicine were done in Denver, Colo., at Fitzsimons Army Medical Center, affiliate of the University Of Colorado School of Medicine. He was chosen to be the chief resident in medicine for the year following his training. His specialty fellowship was done at Walter Reed Army Medical Center in Washington, DC and he has been in private practice in Columbia since 1990. He is board certified in internal medicine and in the subspecialty of gastroenterology. He is the author of numerous published articles and papers, and has a special interest in small bowel diseases/capsule endoscopy. He is the medical director of Lake Murray Endoscopy Center.

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