Outpatient surgery centers in Multnomah County, OR
8 outpatient surgery centers certified by Medicare.
An outpatient surgery center (ambulatory surgical center, ASC) does surgery and procedures that do not need a hospital stay: patients usually go home the same day. Common examples are cataract surgery, colonoscopy and other endoscopy, joint and hand surgery, and pain injections. The centers listed here are certified by Medicare. They are not emergency rooms.
By kind of surgery
Number of centers here certified by Medicare for each kind of surgery (one center can do several).
- Eye surgery (ophthalmology)1
- Endoscopy (for example colonoscopy)3
- Orthopedic surgery (bones and joints)4
- Pain management procedures4
- Plastic surgery4
- Foot surgery (podiatry)4
- Ear, nose and throat surgery2
- Gynecologic surgery (OB/GYN)2
- Dental and oral surgery1
- Other surgery3
All outpatient surgery centers in Multnomah County
Gresham
- Burnside Surgery Center(503) 382‑8123Pain management procedures · 1 operating room
Portland
- Columbia River Surgery Center, LLC(503) 284‑4147Orthopedic surgery, Pain management procedures, Plastic surgery +2 more · 2 operating rooms
- Interstate Ambulatory Surgical Center(503) 331‑6135Eye surgery, Orthopedic surgery, Plastic surgery +4 more · 5 operating rooms
- NGC Endoscopy Services, LLC(503) 229‑7137Endoscopy · 3 operating rooms
- Northwest Ambulatory Surgery Center, LLC(503) 542‑4888Orthopedic surgery, Pain management procedures, Plastic surgery +2 more · 4 operating rooms
- Oath Central(503) 416‑4346Plastic surgery, Gynecologic surgery · 2 operating rooms
- Plaza Ambulatory Surgery Center, LLC(971) 229‑8100Endoscopy, Orthopedic surgery, Pain management procedures +3 more · 1 operating room
- The Oregon Clinic Endoscopy Center - East(503) 963‑2707Endoscopy · 6 operating rooms
More care in Multnomah County
Common questions
How many outpatient surgery centers are in Multnomah County?
Medicare (CMS) lists 8 outpatient surgery centers in Multnomah County, Oregon.
Which surgery centers in Multnomah County do eye surgery such as cataract surgery?
1 of the 8 outpatient surgery centers are certified by Medicare for it: Interstate Ambulatory Surgical Center. Ask the center whether it does your specific procedure.
Which surgery centers in Multnomah County do endoscopy such as colonoscopy?
3 of the 8 outpatient surgery centers are certified by Medicare for it: NGC Endoscopy Services, LLC, Plaza Ambulatory Surgery Center, LLC and The Oregon Clinic Endoscopy Center - East. Ask the center whether it does your specific procedure.
Which surgery centers in Multnomah County do orthopedic (bone and joint) surgery?
4 of the 8 outpatient surgery centers are certified by Medicare for it: Columbia River Surgery Center, LLC, Interstate Ambulatory Surgical Center, Northwest Ambulatory Surgery Center, LLC and Plaza Ambulatory Surgery Center, LLC. Ask the center whether it does your specific procedure.
Do surgery centers have Medicare star ratings?
No. Medicare does not rate outpatient surgery centers with stars. Each center’s page shows the official Medicare quality measures and patient survey results instead, next to the national values.
Source: Centers for Medicare & Medicaid Services (CMS), “Provider of Services File - Internet Quality Improvement and Evaluation System”, data updated 2026-10-16, retrieved 2026-11-11. In a medical emergency, call 911. About outpatient surgery centers and their quality measures