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STONEY FLEXTER
NPI 1467071704
Nurse Practitioner - Pediatrics in Seattle, WA

Active since April 15, 2020PECOS Enrolled
825 EASTLAKE AVE E, SEATTLE, WA 98109(206) 520-5000 Get Directions Write a Review

NPPES record last updated: April 15, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Stoney Flexter NPPES

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

STONEY FLEXTER (NPI 1467071704) is an individual pediatrics provider in Seattle, Washington, licensed in Washington (AP61064014) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1467071704
Entity TypeIndividualMale
Primary Taxonomy363LP0200X
Provider Legal NameSTONEY FLEXTER
Location Address825 EASTLAKE AVE ESeattle, WA 98109-4405
Mailing AddressPo Box 50095Seattle, WA 98145-5095
Phone(206) 520-5000
Sole ProprietorNo
Enumeration DateApril 15, 2020
NPPES CertifiedApril 15, 2020
✔ NPI 1467071704 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in WA · AP61064014
Also ListedNurse PractitionerTaxonomy 363L00000X · License AP61064014 (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 Ambetter Health, 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 (PECOS)

Stoney Flexter 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 Reassignments

2

Medicare enrollment records show Stoney Flexter reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

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
Association Of Chmc And University Physicians
1.6 mi
Orthopaedic Trauma
325 9TH AVE
Seattle, WA 98104
  • Reassigned Medicare billing, Washington enrollment
  • Medicare enrollment name: The Association Of Chrmc And University Physicians
  • 1,443 clinicians in this Medicare group
NPI 1215153671 (206) 731-3000

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 Stoney Flexter's NPI number?

The NPI number for Stoney Flexter is 1467071704. It was assigned to this individual provider in the NPPES registry on April 15, 2020.

Where is Stoney Flexter located?

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

What is Stoney Flexter's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Stoney Flexter enrolled in Medicare?

Yes. Stoney Flexter is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Stoney Flexter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stoney Flexter reassigns Medicare benefits to 2 organizations: The Association Of University Physicians (Seattle, WA) and Association Of Chmc And University Physicians (Seattle, WA). Each 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 Stoney Flexter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Stoney Flexter accept?

Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Stoney Flexter 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 Stoney Flexter was last updated on April 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.