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DR. NICHOLAS ANDREW ALLEN DNP, ARNP, FNP-BC
NPI 1619345295
Nurse Practitioner in Seattle, WA

Active since September 13, 2015PECOS Enrolled
9213B ASHWORTH AVE N, SEATTLE, WA 98103(206) 427-7321 Get Directions Write a Review

NPPES record last updated: April 5, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 5, 2021, Sep 16, 2016 (2 updates tracked since 2016).

About Dr. Nicholas Andrew Allen Dnp, Arnp, Fnp-bc NPPES

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

DR. NICHOLAS ANDREW ALLEN DNP, ARNP, FNP-BC (NPI 1619345295) is an individual nurse practitioner in Seattle, Washington, licensed in Washington (AP60663487) and active in the NPI registry since September 2015. He is enrolled in Medicare PECOS and maintains a secondary practice location in Olympia.

NPPES Registry Identity

NPI1619345295
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameDR. NICHOLAS ANDREW ALLENCredential: DNP, ARNP, FNP-BC
Location Address9213B ASHWORTH AVE NSeattle, WA 98103-3501
Mailing Address3425 Ensign Rd Ne, Ste 220Olympia, WA 98506-5063 · (360) 493-4001
Phone(206) 427-7321
Sole ProprietorYes
Enumeration DateSeptember 13, 2015
Last NPPES UpdateApril 5, 20212 updates tracked since enumeration
NPPES CertifiedApril 5, 2021
✔ NPI 1619345295 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WA · AP60663487
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.
9213B ASHWORTH AVE N, Seattle, WA 98103
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Secondary Practice Location 1

Location 13525 Ensign Rd NE Ste FOlympia, WA 98506-5065 · Phone (360) 493-4001 · Fax (360) 438-2026

Other Identifiers 1

OtherRN60300150WA · Washing State Board Of Nursing

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nicholas Andrew Allen Dnp, Arnp, Fnp-bc 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 Nicholas Allen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Multicare Health System
22 mi
Family Medicine
222 STATE AVE N
Kent, WA 98030
  • Reassigned Medicare billing, Washington enrollment
  • 4,383 clinicians in this Medicare group
NPI 1811949928 (253) 372-7788

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 98103 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.

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 Nicholas Allen's NPI number?

The NPI number for Nicholas Allen is 1619345295. It was assigned to this individual provider in the NPPES registry on September 13, 2015.

Where is Nicholas Allen located?

Nicholas Allen practices at 9213B Ashworth Ave N, Seattle, WA 98103. The listed phone number is (206) 427-7321.

What is Nicholas Allen's specialty?

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

Is Nicholas Allen enrolled in Medicare?

Yes. Nicholas Allen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nicholas Allen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Allen reassigns Medicare benefits to Multicare Health System (Kent, 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 Nicholas Allen'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 Nicholas Allen was last updated on April 5, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.