Provider Directory

Mitchell L. Cohen

Mitchell L. Cohen

Gastroenterology, Hepatology, Gastrointestinal Endoscopy

Location: Prosser Digestive Health Center

Address: 820 Memorial Street, Suite 3, Prosser, Washington 99350

Phone: (509) 786-5599


  • M.D., University of Southern California (USC), Los Angeles, CA

  • B.S. (Biochemistry), University of California, Los Angeles (UCLA), Los Angeles, CA (graduated Phi Beta Kappa)

  • Foreign Exchange Student (from University of California), University of Stirling, Stirling, Scotland, United Kingdom


  • Internal Medicine, Santa Clara Valley Medical Center (Stanford University-Affiliated County Hospital), San Jose, CA


  • Gastroenterology (Research - NIH Funded), Stanford University, Stanford, CA

  • Gastroenterology (Clinical), University of New Mexico, Albuquerque, NM

Professional Experience

  • Prior Chief of Gastroenterology, Swedish Medical Center, Seattle, WA

  • Private Practice Gastroenterology: Minor & James Medical Group, Seattle, WA & Confluence Health/Wenatchee Valley Medical Group, Wenatchee, WA

Clinical Teaching Faculty

  • University of Washington School of Medicine, Seattle, WA

Professional Organizations

  • Fellow, American Gastroenterological Association

  • Fellow, American College of Gastroenterology 

  • American Society for Gastrointestinal Endoscopy

  • Pacific Northwest Gastroenterology Society

  • Washington State Medical Association


  • Gastroenterology (American Board of Internal Medicine)

  • Internal Medicine (American Board of Internal Medicine)

Honors and Awards

  • Voted by peers as one of Seattle’s Top Physicians, Seattle Magazine 

  • Named by peers and independent research as a Seattle Super Doctor (

Conditions Treated / Services Provided

  • Gastroesophageal reflux disease (GERD)

  • Swallowing problems & esophageal motility disorders

  • Barrett’s Esophagus

  • Celiac disease 

  • Biliary tract disorders (including gallstones & bile duct problems)

  • Colon cancer screening

  • Constipation & diarrhea

  • Diverticular disease

  • Colorectal polyps (including removal of large > 2 cm colon polyps)

  • Inflammatory Bowel Disease (Crohn’s disease, ulcerative colitis)

  • Irritable bowel syndrome

  • Gastrointestinal bleeding

  • Rectal pain

  • Liver disorders

  • Pancreatic disorders

  • Diagnostic & Therapeutic GI procedures

Please visit for more information on our gastroenterologist, Mitchell L. Cohen, MD, AGAF, FACG.