Specialties: Esophagogastroduodenoscopy, colonoscopy, ERCP with sphincterotomy and stent placement, laser therapy, liver biopsy, sclerotherapy, pill endoscopy and therapeutic endoscopy.

CURRICULUM VITAE

EDUCATION
University of Wyoming
Laramie, WY
B.S. with Honor
1980

University of Utah School of Medicine
Salt Lake City, UT
M.D.
1984

POSTGRADUATE EDUCATION

Residency: Internal Medicine
University of Wisconsin Hospitals and Clinics
Madison, WI
1984-1987

Chief Medical Resident
University of Wisconsin Hospitals and Clinics
Madison, WI
1987-1988

Geriatrics Fellow
Wm. S. Middleton V.A. Hospital
Madison, WI
July 1988- November 1988

Fellow: Gastroenterology
University of Utah Hospitals
Salt Lake City, UT
1989-1991

PROFESSIONAL EXPERIENCE

Bozeman Gastroenterology Clinic, P.C.
931 Highland Blvd. #3350
Bozeman, MT 59715
1996- Present Date

Physicians Plus Medical Group, S.C.
Madison, WI
Gastroenterologist
1991-1996

HONORS
Phi Beta Kappa
Phi Kappa Phi

CERTIFICATION

American Board of International Medicine, 1987
American Board of Internal Medicine- Gastroenterology, 1991, 2001
ACLS, Member, ACP, AGA, ASGE

PUBLICATIONS

Johnson, T.D.,Berenson, M.M., Buchi, K.M.: Restoration of Normal Esophageal mucosa After Argon Laser Photoablation & Omeprazole Treatment of Esophageal
Columnar Epithelium.  Western Assoc. for Clinical Research, Caramel, CA Clin Research 39, 43A.

Johnson, T.D., Berenson, M.M..: Ischemic Hemorrhagic Colitis Associated with Methamphetamine Abuse.  J. Clin Gastroenterol 191: 13(6) 687-9.

Berenson, M.M., Johnson, T.D., Markowitz, N.R., Buchi, K.N., Samowitz, W.S.  Restoration of Squamous Mucosa After Abduction of Barrett’s Esophageal Epithelium. Gastro 1993; 104: 1686-1691.

INTERESTS

General GI procedures including:
Esophagogastroduodenoscopy, colonoscopy, ERCP with sphincterotomy and stent placement, laser therapy, liver biopsy, sclerotherapy, pill endoscopy, and therapeutic endoscopy.

Better Health, Better Living, Expert care in Bozeman, Montana
•
Steven L. Shaneyfelt, M.D. • Timothy D. Johnson, M.D. • Brian Landsverk, M.D.
Fellowship Trained Gastroenterologists • Diplomates of American Board of Gastroenterology
•
Call for an Appointment 586-3309 (no referral necessary)