1. Home
  2. Directory
  3. Washington
  4. Kent
  5. Nurse Practitioner
  6. NPI Profile

GREGORY IMAFIDON ARNP
NPI 1811486228
Nurse Practitioner in Kent, WA

Active since May 02, 2018PECOS EnrolledAccepts Medicare Assignment
521 2ND PL N STE 11-103, KENT, WA 98032(425) 690-3491(425) 690-9091 Get Directions Write a Review

NPPES record last updated: November 18, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 18, 2024, Oct 4, 2018, Jun 16, 2018 and 1 more (4 updates tracked since 2018).

About Gregory Imafidon Arnp NPPES

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

GREGORY IMAFIDON ARNP (NPI 1811486228) is an individual nurse practitioner in Kent, Washington, licensed in Washington (AP61288019) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with Kittitas Valley Community Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1811486228
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameGREGORY IMAFIDONCredential: ARNP
Location Address521 2ND PL N STE 11-103Kent, WA 98032-4537
Mailing Address521 2nd Pl N Ste 11-103Kent, WA 98032-4537 · (425) 690-3491 · Fax (425) 690-9091
Phone(425) 690-3491
Fax(425) 690-9091
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateMay 2, 2018
Last NPPES UpdateNovember 18, 20244 updates tracked since enumeration
NPPES CertifiedNovember 18, 2024
✔ NPI 1811486228 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WA · AP61288019
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.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License AP137759 (TX), F04180510 (TX), AP61288019 (WA)
521 2ND PL N STE 11-103, Kent, WA 98032
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1308 S Cesar Chavez AveCrystal City, TX 78839-4200 · Phone (830) 374-2301 · Fax (830) 374-9368
Location 24945 Las Lomas DrMesquite, TX 75150-3180 · Phone (469) 434-9784

Other Identifiers 2

OtherF04180510TX · Np Certification
OtherAP137759TX · License

Accepted Insurance

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

Gregory Imafidon 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 ID8022361674
PECOS Enrollment IDI20241010002056
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

3

Medicare enrollment records show Gregory Imafidon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Valley Medical Group-Renton
4.1 mi
General Acute Care Hospital
400 S 43RD ST
Renton, WA 98055
  • Reassigned Medicare billing, Washington enrollment
  • 689 clinicians in this Medicare group
NPI 1619209574 (425) 228-3440
Kittitas County Public Hospital Dist 1
62 mi
Rural Health
201 ALPHA WAY
Cle Elum, WA 98922
  • Reassigned Medicare billing, Washington enrollment
  • 163 clinicians in this Medicare group
NPI 1194747774 (509) 674-5331
Vida Y Salud-Health Systems Inc
1,765 mi
Federally Qualified Health Center (FQHC)
308 S CESAR CHAVEZ AVE
Crystal City, TX 78839
  • Reassigned Medicare billing, Texas enrollment
  • 10 clinicians in this Medicare group
NPI 1770511032 (830) 374-2301

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Kittitas Valley Community Hospital

Critical Access Hospitals · Ellensburg, WA
OwnershipGovernment - Hospital District or Authority
CMS Certification Number501333
Location603 South ChestnutEllensburg, WA 98926 · Kittitas County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98032 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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KATHLEEN ELIZABETH LUCIER
Family Medicine
521 2ND PL N STE 11-103
KENT, WA 98032
King County (425) 690-3491
THUY PHAM DO
Family Medicine
521 2ND PL N STE 11-103
KENT, WA 98032
King County (425) 690-3491

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 Gregory Imafidon's NPI number?

The NPI number for Gregory Imafidon is 1811486228. It was assigned to this individual provider in the NPPES registry on May 2, 2018.

Where is Gregory Imafidon located?

Gregory Imafidon practices at 521 2nd Pl N Ste 11-103, Kent, WA 98032. The listed phone number is (425) 690-3491.

What is Gregory Imafidon's specialty?

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

Is Gregory Imafidon enrolled in Medicare?

Yes. Gregory Imafidon 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 organizations bill Medicare for Gregory Imafidon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Imafidon reassigns Medicare benefits to 3 organizations: Valley Medical Group-Renton (Renton, WA), Kittitas County Public Hospital Dist 1 (Cle Elum, WA) and Vida Y Salud-Health Systems Inc (Crystal City, TX). 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 Gregory Imafidon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Imafidon accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Gregory Imafidon 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.

Is Gregory Imafidon affiliated with any hospitals?

According to CMS data, Gregory Imafidon is affiliated with Kittitas Valley Community Hospital.

When was this NPI record last updated?

The NPPES record for Gregory Imafidon was last updated on November 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.