KATERINA VOLOSEVYCH ARNP
NPI 1770128548
Nurse Practitioner in Federal Way, WA

Active since November 15, 2019PECOS EnrolledAccepts Medicare Assignment
33501 1ST WAY S, FEDERAL WAY, WA 98003(253) 838-2400(253) 874-1637 Get Directions Write a Review

NPPES record last updated: February 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 19, 2025, Feb 23, 2023, Feb 1, 2023 and 2 more (5 updates tracked since 2019).

About Katerina Volosevych Arnp NPPES

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

KATERINA VOLOSEVYCH ARNP (NPI 1770128548) is an individual nurse practitioner in Federal Way, Washington, licensed in Washington (AP61381543) and active in the NPI registry since November 2019. She is enrolled in Medicare PECOS, is affiliated with Virginia Mason Medical Center, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1770128548
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKATERINA VOLOSEVYCHCredential: ARNP
Location Address33501 1ST WAY SFederal Way, WA 98003-6208
Mailing AddressPo Box 741515Los Angeles, CA 90074-1515 · (253) 838-2400 · Fax (253) 874-1637
Fax(253) 874-1637
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateNovember 15, 2019
Last NPPES UpdateFebruary 19, 20255 updates tracked since enumeration
NPPES CertifiedFebruary 19, 2025
NPI 1770128548 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License Licensed in WA · AP61381543
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedRegistered Nurse · Critical Care MedicineTaxonomy 163WC0200X · License RN60745996 (WA)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License AP61381543 (WA)
33501 1ST WAY S, Federal Way, WA 98003

Accepted Insurance

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

Katerina Volosevych Arnp 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 ID7719352772
PECOS Enrollment IDI20230405002797
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.

Areas of Expertise CMS Part B claims 2

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
66 services62 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
25 services25 patients

Hospital Affiliations CMS Care Compare

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

Virginia Mason Medical Center

Acute Care Hospitals · Seattle, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500005
Location925 Seneca StSeattle, WA 98101 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98003 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
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Podiatrist
33501 1ST WAY S
FEDERAL WAY, WA 98003
Physician Assistant (Surgical)
33501 1ST WAY S
FEDERAL WAY, WA 98003
Internal Medicine
33501 1ST WAY S
FEDERAL WAY, WA 98003
Orthopaedic Surgery
33501 1ST WAY S
FEDERAL WAY, WA 98003
Nurse Practitioner
33501 1ST WAY S
FEDERAL WAY, WA 98003
Internal Medicine
33501 1ST WAY S
FEDERAL WAY, WA 98003
Physician Assistant (Medical)
33501 1ST WAY S
FEDERAL WAY, WA 98003
Pediatrics
33501 1ST WAY S
FEDERAL WAY, WA 98003

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 Katerina Volosevych's NPI number?

The NPI number for Katerina Volosevych is 1770128548. It was assigned to this individual provider in the NPPES registry on November 15, 2019.

Where is Katerina Volosevych located?

Katerina Volosevych practices at 33501 1st Way S, Federal Way, WA 98003. The listed phone number is (253) 838-2400.

What is Katerina Volosevych's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Katerina Volosevych enrolled in Medicare?

Yes. Katerina Volosevych 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.

What insurance does Katerina Volosevych accept?

Health plans from Providence Health Plan list Katerina Volosevych 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.

Is Katerina Volosevych affiliated with any hospitals?

According to CMS data, Katerina Volosevych is affiliated with Virginia Mason Medical Center.

When was this NPI record last updated?

The NPPES record for Katerina Volosevych was last updated on February 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.