Why should you choose
Western Washington Medical Group
Gastroenterology?
The Western Washington Medical Group Gastroenterology Department was established by Dr. Marsidi in 1980 and has continually expanded to meet the needs of Everett and the surrounding communities. We are proud to offer our patients the services of doctors with excellence in training and experience. Cutting edge techniques in diagnostic and therapeutic endoscopy, colonoscopy, ERCP, endoscopic ultrasound, and manometry are available.
Our three cornerstones of quality include:
Conditions We Treat (coming soon)
Explanation of Accreditation vs Certification
Written Directions to our Hoyt Location
To Make an Appointment Call: (425) 259-3122
Fax: (425) 252-9860
4225 Hoyt Avenue, Suite A • Everett, WA 98203
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To Make an Appointment Call: (425) 259-3122
Fax: (425) 252-9860
12800 Bothell-Evt. Hwy, Suite 200 • Everett, WA 98208
Office Location & Hours »
Find us with Google Maps »



WWMG Gastroenterology Department encourages the public to be screened for colon cancer. If diagnosed early, colorectal cancer is preventable and can be easily treated.