PLAZA AMBULATORY SURGERY CENTER LLC
NPI 1891127981
Clinic/Center - Ambulatory Surgical in Portland, OR

Q: What is Plaza Ambulatory Surgery Center LLC's NPI number?

The NPI number for Plaza Ambulatory Surgery Center LLC is 1891127981. It was assigned to this organization in the NPPES registry on July 31, 2013.

Q: What is Plaza Ambulatory Surgery Center LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

Active since July 31, 2013CLIA 38D2074402 · Waiver

5050 NE HOYT ST, SUITE 156, PORTLAND, OR 97213(971) 229-8100(971) 229-8101 Get Directions Write a Review

NPPES record last updated: May 6, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 6, 2026, Mar 5, 2026 (2 updates tracked since 2026).

On this page

About Plaza Ambulatory Surgery Center Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

PLAZA AMBULATORY SURGERY CENTER LLC (NPI 1891127981) is a healthcare organization registered as an ambulatory surgical in Portland, Oregon and active in the NPI registry since July 2013. The organization holds a CLIA Waiver certificate valid through March 6, 2028 and lists Riley Orr, Coo, as its authorized official.

NPPES Registry Identity

NPI1891127981

Entity TypeOrganization

Primary Taxonomy261QA1903X

Legal Business NamePLAZA AMBULATORY SURGERY CENTER LLC

Location Address5050 NE HOYT ST, SUITE 156Portland, OR 97213-2991

Mailing Address5050 Ne Hoyt St Ste 156Portland, OR 97213-2956 · (971) 229-8100 · Fax (971) 229-8101

Phone(971) 229-8100

Fax(971) 229-8101

Organization SubpartNo

Authorized OfficialRiley OrrCoo · (615) 314-1406

Enumeration DateJuly 31, 2013

Last NPPES UpdateMay 6, 20262 updates tracked since enumeration

NPPES CertifiedMay 6, 2026

✔ NPI 1891127981 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Ambulatory SurgicalAmbulatory Health Care Facilities

Taxonomy Code261QA1903X

5050 NE HOYT ST, Portland, OR 97213

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Providence Health Plan, Regence BlueCross BlueShield of Oregon.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 38D2074402

Plaza Ambulatory Surgery Center · Portland, OR

Active · expires Mar 6, 2028

CLIA Number38D2074402

Laboratory TypeAmbulatory Surgery Center

Certificate Effective DateMarch 7, 2026

Certificate Expiration DateMarch 6, 2028

Laboratory DirectorMichael Hodgkinson

Laboratory Phone(971) 229-8100

Laboratory LocationPlaza Ambulatory Surgery Center5050 NE Hoyt St, Ste 156, Portland, OR 97213

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, bupivacaine liposome, 1 mg C9290

Bupivacaine liposome is a local anesthetic used to numb a specific area of the body and reduce pain or discomfort associated with surgical procedures. The 1 mg dosage is injected by a healthcare professional at the required site.

5,586 services28 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

322 services224 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

64 services63 patients

Replacement of knee joint, both sides of knee 27447

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

43 services41 patients

Repair of tendon of upper eyelid 67904

Repair of the tendon of the upper eyelid is a surgical procedure aimed at fixing a droopy eyelid. This condition can affect your vision and appearance. The procedure involves tightening the tendon to lift the eyelid to its normal position, improving both function and aesthetics.

36 services18 patients

Replacement of thigh bone and hip joint with prosthesis 27130

This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.

28 services25 patients

Repair of groin hernia using an endoscope 49650

This procedure involves the use of an endoscope, a thin tube with a camera, to repair a hernia in the groin area. The surgeon makes small incisions, inserts the endoscope, and uses special tools to fix the hernia. This minimally invasive technique often results in quicker recovery times.

28 services25 patients

Release and/or relocation of hand nerve 64721

This procedure involves adjusting or moving a nerve in your hand to alleviate discomfort or improve function. The nerve may be compressed, causing pain or numbness. By releasing or relocating the nerve, these symptoms can be reduced, enhancing hand usage.

24 services23 patients

Crushing of stone of ureter with insertion of stent using an endoscope 52356

This procedure involves using a thin, flexible tube (endoscope) to locate and break down kidney stones in the ureter. After this, a small tube (stent) is inserted to help maintain an open pathway for urine to flow.

22 services21 patients

Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 64483

This procedure involves injecting a mix of numbing and anti-inflammatory medication into a specific nerve root in the lower back. It helps manage pain and reduce inflammation. The process is guided by imaging technology for precision.

18 services14 patients

Incision of tendon covering of finger 26055

This procedure involves making a small cut into the protective sheath around a finger tendon. It's typically done to relieve pressure or inflammation, improve finger movement, or treat conditions like trigger finger. It's a safe, often outpatient procedure.

16 services11 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

15 services13 patients

Diagnostic exam of lower portion of large bowel using a flexible endoscope 45330

This procedure, known as a sigmoidoscopy, involves using a flexible tube with a camera to examine the lower part of your large bowel. It helps in identifying issues like inflammation, ulcers, or abnormal growths. It's a safe, minimally invasive procedure.

12 services12 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

12 services12 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

12 services12 patients

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. MOLLY ANNE BREDENBERG PT

Physical Therapist

5050 NE HOYT ST
PORTLAND, OR 97213

Multnomah County (503) 215-0424

ALISON MITCHELL MD

Family Medicine

5050 NE HOYT ST, SUITE 240
PORTLAND, OR 97213

Multnomah County (503) 215-6480

JOHN EDWARD HEFFNER MD

Internal Medicine (Pulmonary Disease)

5050 NE HOYT ST, SUITE 540
PORTLAND, OR 97213

Multnomah County (503) 215-6600

DR. THERESA MARIE MORIKAWA PHARMD, BCACP

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

5050 NE HOYT ST
PORTLAND, OR 97213

Multnomah County (503) 215-6296

JAMES H IMATANI, JR. M.D., PC

Surgery (Surgical Oncology)

5050 NE HOYT ST, SUITE 610
PORTLAND, OR 97213

Multnomah County (503) 467-4761

DONALD ANDREW YOUNG III MD

Urology

5050 NE HOYT ST, SUITE 514
PORTLAND, OR 97213

Multnomah County (503) 488-2323

SPECIALTY SURGERY PC

Surgery

5050 NE HOYT ST, STE 511
PORTLAND, OR 97213

Multnomah County (503) 232-0942

GRETCHEN E VANDERBEEK MD

Internal Medicine

5050 NE HOYT ST, SUITE 540
PORTLAND, OR 97213

Multnomah County (503) 215-6600

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Plaza Ambulatory Surgery Center LLC's NPI number?

The NPI number for Plaza Ambulatory Surgery Center LLC is 1891127981. It was assigned to this organization in the NPPES registry on July 31, 2013.

Where is Plaza Ambulatory Surgery Center LLC located?

Plaza Ambulatory Surgery Center LLC is located at 5050 NE Hoyt St Suite 156, Portland, OR 97213. The listed phone number is (971) 229-8100.

What is Plaza Ambulatory Surgery Center LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.

Does Plaza Ambulatory Surgery Center LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 38D2074402) is associated with this NPI, valid through March 6, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Plaza Ambulatory Surgery Center LLC accept?

Health plans from BridgeSpan Health Company, Providence Health Plan and Regence BlueCross BlueShield of Oregon list Plaza Ambulatory Surgery Center LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Plaza Ambulatory Surgery Center LLC was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

About Plaza Ambulatory Surgery Center Llc NPPES

NPPES Registry Identity

Specialties & Licenses

Accepted Insurance

CLIA Laboratory Certificates CMS CLIA

Certificate of Waiver · 38D2074402

Areas of Expertise CMS Part B claims 15

Other Providers at the Same Location NPPES 20

Frequently Asked Questions NPPES & CMS

What is Plaza Ambulatory Surgery Center LLC's NPI number?

Where is Plaza Ambulatory Surgery Center LLC located?

What is Plaza Ambulatory Surgery Center LLC's specialty?

Does Plaza Ambulatory Surgery Center LLC hold a CLIA laboratory certificate?

What insurance does Plaza Ambulatory Surgery Center LLC accept?

When was this NPI record last updated?

Certificate of Waiver 38D2074402