MediFind found 3 doctor with experience in Collagenous Colitis near Ames, IA. Of these, 3 are Experienced.
Thomas Johnson is a Gastroenterologist in Ames, Iowa. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Choledocholithiasis, Familial Adenomatous Polyposis, Benign Esophageal Stricture, Endoscopy, and Colonoscopy.
Mcfarland Clinic PC
Larry Johnston is a Gastroenterologist in Ames, Iowa. Dr. Johnston is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Berdon Syndrome, Obesity, Anal Fissure, Familial Adenomatous Polyposis, and Endoscopy.
Robert Graveline is a Gastroenterologist in Ames, Iowa. Dr. Graveline is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His top areas of expertise are Familial Adenomatous Polyposis, Ulcerative Colitis, Choledocholithiasis, Endoscopy, and Gastrectomy.
Last Updated: 01/09/2026