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MADISON ELAINE WINTERS ARNP
NPI 1538049457
Nurse Practitioner - Family in Seattle, WA

Active since September 03, 2025PECOS EnrolledAccepts Medicare Assignment
825 EASTLAKE AVE E, SEATTLE, WA 98109(206) 520-5000 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 4, 2025, Sep 3, 2025 (2 updates tracked since 2025).

About Madison Elaine Winters Arnp NPPES

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

MADISON ELAINE WINTERS ARNP (NPI 1538049457) is an individual family provider in Seattle, Washington, licensed in Washington (AP70036959) and active in the NPI registry since September 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1538049457
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMADISON ELAINE WINTERSCredential: ARNP
Location Address825 EASTLAKE AVE ESeattle, WA 98109-4405
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 520-5700
Phone(206) 520-5000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 3, 2025
Last NPPES UpdateDecember 4, 20252 updates tracked since enumeration
NPPES CertifiedDecember 4, 2025
✔ NPI 1538049457 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in WA · AP70036959
Also ListedNurse PractitionerTaxonomy 363L00000X · License AP70036959 (WA)
825 EASTLAKE AVE E, Seattle, WA 98109
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Madison Elaine Winters 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 ID3072002286
PECOS Enrollment IDI20251028004981
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 Madison Winters reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Association Of University Physicians
1.5 mi
Anesthesiology
701 5TH AVE, SUITE 700
Seattle, WA 98104
  • Reassigned Medicare billing, Washington enrollment
  • 4,364 clinicians in this Medicare group
NPI 1023041159 (206) 543-6420

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 98109 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.

SANDHYA RAMANATHAN PANCH M.D.
Internal Medicine (Hematology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 520-5000
AFSHIN SHAMELI MD, PHD
Pathology (Anatomic Pathology & Clinical Pathology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 520-5000
MELISSA YEN-CHING LO DNP, ARNP
Nurse Practitioner (Pediatrics)
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 861-3396
VYSHAK ALVA VENUR M.D
Internal Medicine (Medical Oncology)
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 520-5700
COURTNEY JO SANDERSON
Physician Assistant
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 288-1000
DR. EMILY NORPELL PALMQUIST M.D.
Surgery
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 520-5000
KAITLIN ELIZABETH VERNI
Physician Assistant
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 288-1000
MIKHAILA CICELY MARECKI ARNP
Nurse Practitioner (Women's Health)
825 EASTLAKE AVE E
SEATTLE, WA 98109
King County (206) 520-5000

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 Madison Winters's NPI number?

The NPI number for Madison Winters is 1538049457. It was assigned to this individual provider in the NPPES registry on September 3, 2025.

Where is Madison Winters located?

Madison Winters practices at 825 Eastlake Ave E, Seattle, WA 98109. The listed phone number is (206) 520-5000.

What is Madison Winters's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Madison Winters enrolled in Medicare?

Yes. Madison Winters 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.

Which organization bills Medicare for Madison Winters's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Madison Winters reassigns Medicare benefits to The Association Of University Physicians (Seattle, 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 Madison Winters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Madison Winters accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Madison Winters 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 Madison Winters was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.