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About

Northwest Ambulatory Surgery Center (NW ASC) is a small US-based health care provider focused on ambulatory surgery. The center operates multiple offices, including locations in Portland, Oregon, and Springdale, Arkansas. Key details: - Industry: Hospitals and Health Care; Ambulatory Surgery Center - Headquarters: Springdale, Arkansas; additional offices in Portland, Oregon - Addresses: - 601 W Maple Ave, Springdale, AR 72764 - 1515 NW 18th Ave Ste 200, Portland, OR 97209 - (Portland location listed as an office; further Oregon address not specified) - Phone: 1-503-542-4888 - Status: Active - Workforce: 5 employees (growth noted) - Categories: Health care, hospital, medical - Online presence: northwest-asc.com; LinkedIn page If you’re specifically seeking NW ASC in Portland, the Portland offices are part of their locations, with one listed at 1515 NW 18th Ave Ste 200, Portland, OR 97209. For more precise services or scheduling, contact the main listed number or visit their website.

Clinic Type

Ambulatory Surgical Center

Address

1515 NW 18th Avenue Suite 200 Portland, Oregon 97209

Phone

(503) 542-4888

Email

PrivacySecurityOffice@tenethealth.com

Opening Hours

Monday-Friday 6:00am-5:00pm

Services Offered

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Insurance & Payment

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Pay Bill Online, Online bill payment, Make a Payment

Languages Spoken

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FAQs

What forms of payment are accepted for paying bills online?

The site indicates a safe, secure and convenient way to pay medical bills online (Pay Bill Online).

Awards & Accreditations

  • 96% Patient Satisfaction

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Yelp: 3.0 out of 5 stars (based on Yelp data) (4 reviews on Yelp)

Patients praise

  • High quality of nursing and medical care
  • Efficient and friendly clinical staff
  • Comfortable and well-maintained facilities
  • Effective anesthesia management

Common complaints

  • Long wait times and scheduling requirements
  • Reports of rude or unpleasant staff interactions in administrative roles

"Outstanding service and staff from front desk area to discharge-epic team! Efficient and explained every stage of care. Friendly competent staff."

— LocalityBiz / Julie Riordan

"I have two complaints about the NW Ambulatory Surgery Center: the first is that the way they schedule surgery is to force patients to come early, sit for hours waiting for their number to be..."

— Yelp / L M.

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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Plaza Ambulatory Surgery Center LLC is a small, multi-specialty outpatient surgery center based in Portland, Oregon. It partners with over 50 physicians and physician groups to provide ambulatory surgical services. Core details: - Industry: Hospitals and Health Care; outpatient, multi-specialty surgery - Locations: Portland, Oregon (2 offices; 5050 NE Hoyt St Ste 156, Portland, OR 97213) - Contact: care@plazaasc.com; phone 971-229-8100 / 971-229-8101 - Status: Active - Workforce: 3 employees (healthy growth year over year) - Services: surgery preparation, pre-registration, insurance and financial information, patient documents, and related patient care processes - Notable metrics: monthly site visits around 3,800 with modest engagement (bounce ~0.4%, pages/visit ~1.4) - Online presence: Headquarters in Portland; LinkedIn profile; global reach relatively limited If you’re specifically looking for Plaza Ambulatory Surgery Center LLC in Portland, this center operates as a small, physician-partnered ambulatory surgery facility focused on efficient, outpatient surgical care with a patient-centric process.

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Portland, OR·Ambulatory Surgical Center

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