Location & Directions

OIMA Gastroenterology (BELLEVUE) at Overlake Medical Tower (on Overlake Hospital campus)
Phone: (425) 467 - 0150
Fax: (425) 467 - 0599
Second Fax: (425) 777 - 9864
If you receive a busy signal, please try our new fax number at (425) 777 - 9864. We apologize for the inconvenience.

1135 116th Ave NE, Suite 560
Bellevue, WA 98004

Monday - Friday: 8:00am - 4:30pm


Procedures are performed at Eastside Endoscopy Center (EEC) or Overlake Hospital Medical Center. Our office and the EEC are both located on the campus of Overlake Hospital.

OIMA Gastroenterology (ISSAQUAH)
Phone: (425) 467 - 0150
Fax: (425) 467 - 0599
Second Fax: (425) 777 - 9864
If you receive a busy signal, please try our new fax number at (425) 777 - 9864. We apologize for the inconvenience.

1301 4th Avenue NW, Suite 303
Issaquah, WA 98027

NOTE: Many GPS directions will NOT take you to our address correctly. Instead, follow the directions below.

Directions (heading east):
1. I-90 East.
2. Take Exit 17 (Front Street) and keep right at the fork onto Front Street.
3. Take the 1st right onto NW Gilman Blvd.
4. Turn right onto 4th Ave NW. (This is the light at the Post Office that will take you back under I-90). Our building is on your left.

Directions (heading west):
1. I-90 West.
2. Take Exit 17 (Front Street) and keep right at the fork and follow signs for E Lake Sammamish Parkway SE. Merge onto E Lake Sammamish Parkway SE.
3. Turn left onto SE 62nd Street.
4. Turn left onto 4th Ave NW. Our building is on your right.

Monday - Friday: 8:00am - 4:30pm
Driving Directions

OIMA Gastroenterology (EDMONDS)
Phone: (425) 467 - 0150
Fax: (425) 467 - 0599
Second Fax: (425) 777 - 9864
If you receive a busy signal, please try our new fax number at (425) 777 - 9864. We apologize for the inconvenience.

21616 – 76th Ave W, Suite 211
Edmonds, WA 98026

Clinic Hours:
Call for details
Telephone Hours:
Monday - Friday: 8:00am - 4:30pm