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MRS. JOANNE LYNN OSETSKY ARNP
NPI 1003004573
Nurse Practitioner in Seattle, WA

Active since October 10, 2007PECOS Enrolled
550 17TH AVE, STE 110, SEATTLE, WA 98122(206) 320-3470(206) 320-3471 Get Directions Write a Review

NPPES record last updated: July 7, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mrs. Joanne Lynn Osetsky Arnp NPPES

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

MRS. JOANNE LYNN OSETSKY ARNP (NPI 1003004573) is an individual nurse practitioner in Seattle, Washington, licensed in Washington (AP60525658) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003004573
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. JOANNE LYNN OSETSKYCredential: ARNP
Location Address550 17TH AVE, STE 110Seattle, WA 98122-5788
Mailing AddressPo Box 25608Salt Lake City, UT 84125-0608 · (206) 320-4476 · Fax (206) 568-7043
Phone(206) 320-3470
Fax(206) 320-3471
Sole ProprietorNo
Enumeration DateOctober 10, 2007
Last NPPES UpdateJuly 7, 2015
✔ NPI 1003004573 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
Licenses✔ Licensed in WA · AP60525658✔ Licensed in FL · ARNP2791032
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.
550 17TH AVE, Seattle, WA 98122
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Joanne Lynn Osetsky Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Joanne Osetsky reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

John H. Addison MD Ps
5.2 mi
Geriatric Medicine
9725 SE 36TH ST., SUITE 214
Mercer Island, WA 98040
  • Reassigned Medicare billing, Washington enrollment
  • 21 clinicians in this Medicare group
NPI 1497706774 (206) 275-3588

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98122 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.

MR. ANAND ASHOK GERSAPPE MD, PHD
Psychiatry & Neurology (Sleep Medicine)
550 17TH AVE
SEATTLE, WA 98122
King County (206) 386-4744
LIEN B NGUYEN DO
Psychiatry & Neurology (Neurology)
550 17TH AVE
SEATTLE, WA 98122
King County (206) 320-2800
MICHAEL J DOHERTY MD
Psychiatry & Neurology (Neurology)
550 17TH AVE, FIFTH FLOOR
SEATTLE, WA 98122
King County (206) 386-3880
SARAH E STOLZ MD
Psychiatry & Neurology (Sleep Medicine)
550 17TH AVE, STE A20
SEATTLE, WA 98122
King County (206) 386-4744
GARY E OPPENHEIM M.D.
Internal Medicine (Cardiovascular Disease)
550 17TH AVE, SUITE 450
SEATTLE, WA 98122
King County (206) 861-8550
LISA M. CAYLOR MD
Psychiatry & Neurology (Neurology)
550 17TH AVE, FIFTH FLOOR
SEATTLE, WA 98122
King County (206) 386-3880
SWEDISH HEALTH SERVICES
Clinic/Center (Sleep Disorder Diagnostic)
550 17TH AVE, STE A20
SEATTLE, WA 98122
King County (206) 386-4744
DR. JOHN K HSIANG MD
Neurological Surgery
550 17TH AVE, STE 500
SEATTLE, WA 98122
King County (206) 320-2800

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 Joanne Osetsky's NPI number?

The NPI number for Joanne Osetsky is 1003004573. It was assigned to this individual provider in the NPPES registry on October 10, 2007.

Where is Joanne Osetsky located?

Joanne Osetsky practices at 550 17th Ave Ste 110, Seattle, WA 98122. The listed phone number is (206) 320-3470.

What is Joanne Osetsky's specialty?

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

Is Joanne Osetsky enrolled in Medicare?

Yes. Joanne Osetsky is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joanne Osetsky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joanne Osetsky reassigns Medicare benefits to John H. Addison MD Ps (Mercer Island, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joanne Osetsky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joanne Osetsky was last updated on July 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.