About Robert D. Marks, MD, MPH, FACP

Dr. Marks joined Gastro Health in June 1996 and practices at our Grandview and Alabaster care centers. Prior to this date, Dr. Marks was an assistant professor of medicine in the division of Gastroenterology and Hepatology at the University of Alabama at Birmingham. Dr. Marks obtained his undergraduate degree from Mississippi State University and his medical degree from Meharry Medical College (Alpha Omega Alpha Honor Medical Society). He performed his internship at St. Mary’s Hospital (Yale School of Medicine Affiliate) and his Internal Medicine residency and GI Fellowship at the University of Alabama at Birmingham. He is board certified in both Internal Medicine and Gastroenterology.
In 1996, Dr. Marks completed his MPH at Yale University School of Public Health with an emphasis on the epidemiology of chronic diseases (colon cancer screening and clinical outcomes). He also completed a post-graduate fellowship at Yale as a Robert Wood Johnson Clinical Scholar. While on faculty at UAB, Dr. Marks’ clinical research initiatives involving gastroesophageal reflux disease were published in the scientific journal “Gastroenterology” and featured on CNN. Dr. Marks also serves as medical director of the Alabama Digestive Research Center.
Dr. Marks is a Fellow in the American College of Physicians and a member of the State Medical Association, American College of Gastroenterology, American Gastroenterological Association, American Society of Gastrointestinal Endoscopy and the Alabama Gastroenterological Society.
He and his wife Frances have two adult children. They worship at the Sixth Avenue Baptist Church where they are actively involved as Sunday School teachers and in mission work.

Robert D. Marks, MD, MPH, FACP is in collaborative practice with:

Alt Text

Jaclyn N. Fuller, CRNP, DNP

View Profile

Conditions & Procedures

  • Abdominal Pain
  • Acid Reflux & GERD
  • Anal Fistulas
  • Anemia
  • Barrett's Esophagus
  • Colitis
  • Colon Diseases & Polyps
  • Colorectal (Colon) Cancer
  • Constipation
  • Crohn’s & Ulcerative Colitis
  • Diarrhea
  • Diverticulitis
  • Dyspepsia
  • Dysphagia
  • Gastritis
  • Hemorrhoids
  • Hepatitis
  • Indigestion
  • Inflammatory Bowel Disease
  • Irritable Bowel Syndrome
  • Peptic Ulcer Disease
  • Capsule Endoscopy (Pill Cam)
  • Colonoscopy (Screening & Diagnostic)
  • EGD (Upper Endoscopy)
  • Flexible Sigmoidoscopy
  • PEG Placement

Office Locations

Primary Location

Picture of the Alabaster Office


1022 1st St. N
Suite 220
Alabaster, AL 35007

Phone: 205-663-1023
Fax: 866-813-9501

Additional Locations


3570 Grandview Pkwy.
Suite 200
Birmingham, AL 35243

Phone: 205-663-1023
Fax: 866-813-9501


Procedure Locations

Having a procedure? It may not always be in the same location where you consulted with your doctor. Check with your doctor to make sure you’re headed to the right place.



Meharry Medical College School of Medicine


University of Alabama School of Medicine


University of Alabama School of Medicine


St. Mary's Hospital-Waterbury, CT

Professional Highlights


Board Certified, Gastroenterology

Board Certified, Internal Medicine