Providers

All of our doctors are Board Certified in Gastroenterology.  Our physicians are highly trained to diagnosis and treat diseases involving the esophagus, stomach, small intestine, large intestine (colon), liver, gallbladder, and pancreas.

Gastroenterologists are certified by the American Board of Internal Medicine and then receive additional training in Gastroenterology.

Physicians and Nurse Practitioners see patients concurrently; therefore, a patient may be seen by either one of the them for any scheduled office appointment or at the hospital.

Click a name to the left to see a photo and biography.

Physicians

Clark W. Antonson, M.D., FACG
Erik A. Bowman, M.D.
Andrew D. Coen , M.D.
Mark G. Griffin, M.D.
Matthew J. Hrnicek, M.D.
Bill Lawton, M.D.
David P. Newton, M.D.
Paul F. Petersen, M.D.
Christopher C. Rife, M.D
Michael P. Roth, M.D.
R. James Sorrell, M.D.
J. Reggie Thomas, D.O.
Gary W. Varilek, M.D., FACG
Mark A. Wells, M.D.

Nurse Practitioners

Lisa Donner, MSN, APRN
Cynthia Hammond, MSN, APRN
Kim Hiser, MSN, APRN
Rebecca Jurgens, MSN, APRN
Amy McCracken, MSN, APRN
Alexandra Kohler, PA-C
Ann Walker, APRN
Jelayna Stauffer, APRN
Jill Beisel, PA-C