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OONA MARGARET HARRINGTON
NPI 1700755642
Physician Assistant in Spokane, WA

Active since October 30, 2025PECOS EnrolledAccepts Medicare Assignment
2124 S MANITO BLVD, SPOKANE, WA 99203(509) 847-9989 Get Directions Write a Review

NPPES record last updated: October 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Oona Margaret Harrington NPPES

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

OONA MARGARET HARRINGTON (NPI 1700755642) is an individual physician assistant in Spokane, Washington and active in the NPI registry since October 2025. She is enrolled in Medicare PECOS, is affiliated with St Peters Health, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1700755642
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameOONA MARGARET HARRINGTON
Location Address2124 S MANITO BLVDSpokane, WA 99203-2358
Mailing Address2124 S Manito BlvdSpokane, WA 99203-2358 · (509) 847-9989
Phone(509) 847-9989
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateOctober 30, 2025
NPPES CertifiedOctober 30, 2025
✔ NPI 1700755642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
2124 S MANITO BLVD, Spokane, WA 99203
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Oona Margaret Harrington is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9638645989
PECOS Enrollment IDI20260415002159
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Peters Health

Acute Care Hospitals · Helena, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270003
Location2475 BroadwayHelena, MT 59601 · Lewis And Clark County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 99203 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
Established Patient
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Oona Harrington's NPI number?

The NPI number for Oona Harrington is 1700755642. It was assigned to this individual provider in the NPPES registry on October 30, 2025.

Where is Oona Harrington located?

Oona Harrington practices at 2124 S Manito Blvd, Spokane, WA 99203. The listed phone number is (509) 847-9989.

What is Oona Harrington's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Oona Harrington enrolled in Medicare?

Yes. Oona Harrington is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Oona Harrington affiliated with any hospitals?

According to CMS data, Oona Harrington is affiliated with St Peters Health.

When was this NPI record last updated?

The NPPES record for Oona Harrington was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.