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KATELYN POWELL NP
NPI 1245766856
Nurse Practitioner - Pediatrics in Burien, WA

Active since May 03, 2017PECOS Enrolled
16233 SYLVESTER RD SW, BURIEN, WA 98166(203) 242-7822(206) 244-2133 Get Directions Write a Review

NPPES record last updated: November 17, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 17, 2025, Jan 29, 2021, Dec 9, 2020 and 2 more (5 updates tracked since 2019).

About Katelyn Powell Np NPPES

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

KATELYN POWELL NP (NPI 1245766856) is an individual pediatrics provider in Burien, Washington, licensed in Washington (AP60978888) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245766856
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameKATELYN POWELLCredential: NP
Location Address16233 SYLVESTER RD SWBurien, WA 98166-3045
Mailing Address1350 Sw 175th StNormandy Park, WA 98166-3676 · (503) 516-4341
Phone(203) 242-7822
Fax(206) 244-2133
Sole ProprietorNo
Enumeration DateMay 3, 2017
Last NPPES UpdateNovember 17, 20255 updates tracked since enumeration
NPPES CertifiedNovember 17, 2025
✔ NPI 1245766856 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in WA · AP60978888
16233 SYLVESTER RD SW, Burien, WA 98166
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 (PECOS)

Katelyn Powell Np 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 Katelyn Powell reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Seattle Children's Hospital
6.2 mi
Primary Care
3939 S OTHELLO ST STE 101
Seattle, WA 98118
  • Reassigned Medicare billing, Washington enrollment
  • Medicare enrollment name: Seattle Childrens Hospital
  • 912 clinicians in this Medicare group
NPI 1134251747 (206) 987-7200

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 98166 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.

MARGARET L LARSON ARNP PLLC
Family Medicine
16233 SYLVESTER RD SW, SUITE G30
BURIEN, WA 98166
King County (206) 244-5477
MATTHEW ALAN CHRISTIANSON
Pharmacist (Oncology)
16233 SYLVESTER RD SW, SUITE 110
BURIEN, WA 98166
King County (206) 988-5785
BONNIE J TAKASUGI MD
Internal Medicine (Hematology & Oncology)
16233 SYLVESTER RD SW, SUITE 110
BURIEN, WA 98166
King County (206) 241-2622
DR. CHRISTOPHER W. DUNCAN M.D.
Internal Medicine (Gastroenterology)
16233 SYLVESTER RD SW, G-20
BURIEN, WA 98166
King County (206) 431-9771
TUYET NGUYEN
Interpreter
16233 SYLVESTER RD SW
BURIEN, WA 98166
King County (206) 901-8980
BRIDGET SUNG PHARM.D
Pharmacist
16233 SYLVESTER RD SW
BURIEN, WA 98166
King County (206) 988-5714
GABOR KOVES MD
Internal Medicine
16233 SYLVESTER RD SW, SUITE G40
BURIEN, WA 98166
King County (206) 244-6625
NANCY C LOCKETT ARNP
Nurse Practitioner
16233 SYLVESTER RD SW, SUITE 230
BURIEN, WA 98166
King County (206) 242-7822

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 Katelyn Powell's NPI number?

The NPI number for Katelyn Powell is 1245766856. It was assigned to this individual provider in the NPPES registry on May 3, 2017.

Where is Katelyn Powell located?

Katelyn Powell practices at 16233 Sylvester Rd SW, Burien, WA 98166. The listed phone number is (203) 242-7822.

What is Katelyn Powell's specialty?

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

Is Katelyn Powell enrolled in Medicare?

Yes. Katelyn Powell is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katelyn Powell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katelyn Powell reassigns Medicare benefits to Seattle Children's Hospital (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 Katelyn Powell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katelyn Powell accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Katelyn Powell 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 Katelyn Powell was last updated on November 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.