Gastroenterology, Hepatology & Gastrointestinal Endoscopy

The specialty of Gastroenterology and Hepatology diagnoses and treats disorders of the digestive system which is made up of the esophagus, stomach, small intestine, colon, liver, pancreas and biliary system. With advanced technology, an experienced staff, and a complete continuum of services, Summit Pacific offers sensitive, patient-friendly, and understanding care. We are able to treat minors who are age 15 and older who weigh at least 110 pounds or 50 kilograms.

Currently appointments are by referral only, to patients of Summit Pacific’s primary care clinics. If you are a current patient, please make an appointment with your primary care provider to discuss your gastrointestinal concerns by calling 360-346-2222. If needed, your provider can refer you to our Gastroenterology and Hepatology Department who will call you directly to schedule an appointment.

Please call 360-495-5780 for more information, or 360-495-5781 to send a fax.

Learn more about the services provided by Summit Pacific’s Gastroenterology and Hepatology Department.

Gastrointestinal Disorders Treated:

  • 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
  • Colorectal polyps (including removal of large > 2 cm colon polyps)
  • Inflammatory Bowel Disease (Crohn’s disease, ulcerative colitis)
  • Constipation & diarrhea
  • Irritable bowel syndrome
  • Diverticular disease
  • Gastrointestinal bleeding
  • Rectal pain & bleeding
  • Liver disorders
  • Pancreatic disorders

Procedures Available at Summit Pacific

  • Colonoscopy
  • Upper endoscopy
  • Endoscopic mucosal resection (EMR) of large colon polyps
  • Gastrointestinal stricture dilatation
  • Push enteroscopy
  • PEG/PEG placement
  • Capsule endoscopy
  • Liver biopsy
  • Tissue sampling (biopsies throughout the GI tract)

Other Procedures Available through our Outside GI Consultants

(Olympia Gastroenterology Associates, Swedish Medical Center in Seattle, and Virginia-Mason Medical Center in Seattle)
  • ERCP (Endoscopic retrograde cholangiopancreatography)
  • Endoscopic Ultrasound
  • Treatment of dysplastic Barrett’s esophagus
  • Specialized esophageal studies (manometry, pH testing)
  • Deep enteroscopy
  • POEM
  • Anorectal manometry

Preparing for your Colonoscopy

It is very important to follow the colonoscopy prep instructions carefully and not skip any steps. Otherwise, you may not be cleaned out adequately, may require additional preparation, and your colonoscopy may need to be rescheduled.

24 Hour Colonoscopy Prep Instructions (click to expand)

48 Hour Colonoscopy Prep Instructions (click to expand)


Patient Educational Materials


GI Resources