Northwest Gastroenterology Clinic
Gastroenterology • Tigard, OR
About
Northwest Gastroenterology Clinic is a private gastroenterology practice and endoscopy center based in Portland, OR, serving the Northwest Portland area with five offices in Oregon. Key details: - Services: Gastroenterology care and endoscopy procedures (including colonoscopy), with a dedicated endoscopy center. - Experience: Over 30 years in practice; 14 board-certified gastroenterologists and 3 advanced practice clinicians. - Location: Headquarters and multiple Portland-area offices (Portland, OR), offering centralized care across five locations. - Size & structure: About 9 employees (with growth noted); Executive Director: Rachel Sieveke. - Contact: Main phone numbers: (503) 229-1883 and (503) 229-7137; website: nwgastro.net. - Reputation: Employer rating 4.1/5 based on 6 reviews; positive signals for work-life balance and culture. - Focus areas: Gastroenterology, digestive disorders, endoscopy, colonoscopy. If you’re specifically looking for a gastroenterology clinic and endoscopy center in Portland or Tigard, Northwest Gastroenterology Clinic offers multiple Portland locations with long-standing experience and shared services in GI care.
Clinic Type
Gastroenterology
Address
Northwest Gastroenterology Clinic, Portland, OR
Phone
(503) 229-1883
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Opening Hours
Not published — contact the clinic to confirm hours.
Website
Services Offered
Technology & Equipment
Insurance & Payment
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Phone-in scheduling, Online appointment request
Languages Spoken
FAQs
What procedures does Northwest Gastroenterology Clinic perform?
Upper endoscopy, colonoscopy, and manometry. A full list is on their Procedures We Perform page.
What Patients Say
Overall sentiment across review platforms: mixed
- The Oregon Clinic Gastroenterology West (Birdeye/Google): 4.0 out of 5 stars (343 reviews)
- Roger E. Alberty, M.D. Surgical Center (US News): Average (Overall) (Not explicitly stated)
- Northwest Gastroenterology Clinic & Endoscopy Center (US News): High Performing (Overall) (Not explicitly stated)
- OHSU Gastroenterology Clinic (OHSU): 4.9 out of 5 stars (162 ratings, 64 reviews)
- Adventist Health Providers: 4.7 out of 5 stars (44 ratings each)
Patients praise
- Highly skilled, knowledgeable, and professional medical staff
- Clear communication regarding procedures and health conditions
- Efficient and well-organized surgical and clinic processes
- Compassionate and thorough patient care
Common complaints
- Administrative and scheduling issues, such as appointment records errors or long wait times
- Concerns regarding facility cleanliness and sterile environments during procedures
- Patient-provider communication issues, including feeling unheard or dismissed by physicians
"This is the best place to get your Colonoscopy. From the time I entered the facility to the time I left, everyone I interacted with was professional and friendly."
— Patient review for Roger E. Alberty Surgical Center"This was not a good experience at all... I was told the room was sterile for my procedure colonoscopy and it was not. At all. I will never come back just specifically for that."
— Patient review for The Oregon Clinic Gastroenterology West"Dr. Naughler is one of the finest physicians I've ever worked with in terms of knowledge, experience, wisdom, compassion, sense of humor and ability to communicate clearly."
— Patient review for OHSU Gastroenterology ClinicSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Hiring On-Call Endoscopy Technician - Position Description — Feb 27, 2026
- LPN for GI Endoscopy Center in NW Portland - Indeed — Jun 30, 2026
- Megan West, DNP, FNP-C | The Oregon Clinic — Dec 9, 2025
Information sourced from the clinic's website as of July 11, 2026.
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