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

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: July 19, 2026.

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

  • Organization
  • Clinic/Center
  • Ambulatory Surgical
  • Accepts Insurance
  • CLIA Number: 38D2074402
  • CLIA Cert. Type: Ambulatory Surgery Center
  • CLIA Exp. Date: 03-06-2028

About PLAZA AMBULATORY SURGERY CENTER LLC

This page provides the complete NPI Profile along with additional information for Plaza Ambulatory Surgery Center Llc, a provider established in Portland, Oregon operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1891127981 assigned on July 2013. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated May 2026. The authorized official of this NPI record is Riley Orr (Coo)

NPI
1891127981
Provider Name
PLAZA AMBULATORY SURGERY CENTER LLC
Entity Type
Organization
Location Address
5050 NE HOYT ST SUITE 156 PORTLAND, OR 97213
Location Phone
(971) 229-8100
Location Fax
(971) 229-8101
Mailing Address
5050 NE HOYT ST STE 156 PORTLAND, OR 97213
Mailing Phone
(971) 229-8100
Mailing Fax
(971) 229-8101
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-31-2013
Last Update Date
05-06-2026
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinic/Center Ambulatory Surgical

Taxonomy Code
261QA1903X
Type
Ambulatory Health Care Facilities

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • BridgeSpan Standard Bronze Plan - EPO
  • BridgeSpan Standard Gold Plan - EPO
  • BridgeSpan Standard Silver Plan - EPO
  • Connect 1500 Gold - EPO
  • Connect 6000 Silver - EPO
  • Connect 9800 Bronze - EPO
  • HSA Qualified 7500 Bronze - Choice Network - EPO
  • HSA-E Qualified 7500 Bronze - Signature Network - EPO
  • Providence Oregon Standard Bronze Plan - Choice Network - EPO
  • Providence Oregon Standard Bronze Plan - Signature Network - EPO
  • Providence Oregon Standard Gold Plan - Choice Network - EPO
  • Providence Oregon Standard Gold Plan - Signature Network - EPO
  • Providence Oregon Standard Silver Plan - Choice Network - EPO
  • Providence Oregon Standard Silver Plan - Signature Network - EPO
  • Bronze 8000 Individual Connect - EPO
  • Bronze Essential 9000 With 4 Copay No Deductible Office Visits Individual Connect - EPO
  • Bronze HSA 7000 Individual Connect - EPO
  • Gold 2300 Individual Connect - EPO
  • Regence Standard Bronze Plan Individual Connect - EPO
  • Regence Standard Gold Plan Individual Connect - EPO
  • Regence Standard Silver Plan Individual Connect - EPO
  • Silver 6500 Individual Connect - EPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

RILEY ORR

Authorized Official Title
COO
Authorized Official Phone
(615) 314-1406

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

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

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.

This service was performed 64 times for 63 patients

Biopsy of large bowel using a flexible endoscope

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.

This service was performed 12 times for 12 patients

Colorectal cancer screening; colonoscopy on individual at high risk

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.

This service was performed 12 times for 12 patients

Complex removal of cataract with insertion of prosthetic lens

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.

This service was performed 15 times for 13 patients

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

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.

This service was performed 22 times for 21 patients

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

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.

This service was performed 12 times for 12 patients

Incision of tendon covering of finger

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.

This service was performed 16 times for 11 patients

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

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.

This service was performed 18 times for 14 patients

Injection, bupivacaine liposome, 1 mg

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.

This service was performed 5,586 times for 28 patients

Release and/or relocation of hand nerve

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.

This service was performed 24 times for 23 patients

Removal of cataract with insertion of prosthetic lens

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.

This service was performed 322 times for 224 patients

Repair of groin hernia using an endoscope

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.

This service was performed 28 times for 25 patients

Repair of tendon of upper eyelid

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.

This service was performed 36 times for 18 patients

Replacement of knee joint, both sides of knee

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.

This service was performed 43 times for 41 patients

Replacement of thigh bone and hip joint with prosthesis

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.

This service was performed 28 times for 25 patients

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
38D2074402
Facility Type
Ambulatory Surgery Center
Certificate Effective Date
March 07, 2026
Certificate Expiration Date
March 06, 2028
Laboratory Director
MICHAEL HODGKINSON
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Plaza Ambulatory Surgery Center Llc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1891127981, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
2
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
1
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 1 → 2 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 1 + 8 + 1 + 2 + 2 + 1 + 4 + 9 + 1 + 6 + 24 = 69

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1891127981.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Medical Oncology)
5050 NE HOYT ST, STE 256
PORTLAND, OR 97213
Internal Medicine (Hematology)
5050 NE HOYT ST, STE 256
PORTLAND, OR 97213
Internal Medicine (Hematology & Oncology)
5050 NE HOYT ST, STE 256
PORTLAND, OR 97213
Internal Medicine (Medical Oncology)
5050 NE HOYT ST, STE 256
PORTLAND, OR 97213
Internal Medicine (Hematology & Oncology)
5050 NE HOYT ST, STE 362
PORTLAND, OR 97213
Internal Medicine (Hematology & Oncology)
5050 NE HOYT ST, STE 362
PORTLAND, OR 97213
Internal Medicine (Medical Oncology)
5050 NE HOYT ST, STE 256
PORTLAND, OR 97213
Surgery
5050 NE HOYT ST, STE 317
PORTLAND, OR 97213
Specialist
5050 NE HOYT ST, SUITE 340
PORTLAND, OR 97213
Physician Assistant (Medical)
5050 NE HOYT ST
PORTLAND, OR 97213
Psychiatry & Neurology (Psychiatry)
5050 NE HOYT ST, STE 522
PORTLAND, OR 97213
Psychiatry & Neurology (Neurology)
5050 NE HOYT ST, SUITE 315
PORTLAND, OR 97213
Internal Medicine (Endocrinology, Diabetes & Metabolism)
5050 NE HOYT ST, SUITE 234
PORTLAND, OR 97213
Podiatrist
5050 NE HOYT ST, STE 235
PORTLAND, OR 97213
Internal Medicine (Endocrinology, Diabetes & Metabolism)
5050 NE HOYT ST, #414
PORTLAND, OR 97213
Eyewear Supplier
5050 NE HOYT ST, SUITE 200
PORTLAND, OR 97213
Physical Medicine & Rehabilitation
5050 NE HOYT ST, NUMBER 353
PORTLAND, OR 97213
Ophthalmology
5050 NE HOYT ST, STE 445
PORTLAND, OR 97213
Clinical Neuropsychologist
5050 NE HOYT ST, STE 422
PORTLAND, OR 97213
Psychiatry & Neurology (Psychiatry)
5050 NE HOYT ST, STE 422
PORTLAND, OR 97213

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891127981, enumerated as an "organization" on July 31, 2013.

The provider is located at 5050 NE HOYT ST SUITE 156 PORTLAND, OR 97213 and the phone number is (971) 229-8100.

Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.

The provider might be accepting Accepts: BridgeSpan Health Company, Providence Health Plan. Please consult your insurance carrier or call the provider to verify.