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GREYSON LEE MITCHELL ARNP
NPI 1578284329
Nurse Practitioner - Family in Seattle, WA

Active since September 09, 2022PECOS Enrolled
750 REPUBLICAN ST FL 2, SEATTLE, WA 98109(206) 485-9000 Get Directions Write a Review

NPPES record last updated: June 1, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 1, 2026, Nov 4, 2025, Sep 9, 2022 (3 updates tracked since 2022).

About Greyson Lee Mitchell Arnp NPPES

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

GREYSON LEE MITCHELL ARNP (NPI 1578284329) is an individual family provider in Seattle, Washington, licensed in Washington (ARNP.AP.61676239-NP) and active in the NPI registry since September 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1578284329
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameGREYSON LEE MITCHELLCredential: ARNP
Location Address750 REPUBLICAN ST FL 2Seattle, WA 98109-4766
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 520-5700
Phone(206) 485-9000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 9, 2022
Last NPPES UpdateJune 1, 20263 updates tracked since enumeration
NPPES CertifiedJune 1, 2026
✔ NPI 1578284329 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in WA · ARNP.AP.61676239-NP
750 REPUBLICAN ST FL 2, Seattle, WA 98109
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Greyson Lee Mitchell Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9638645005
PECOS Enrollment IDI20260414003621
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.

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

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

MARGAUX CHAN D.O.
Family Medicine
750 REPUBLICAN ST FL 2
SEATTLE, WA 98109
King County (206) 485-9000

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 Greyson Mitchell's NPI number?

The NPI number for Greyson Mitchell is 1578284329. It was assigned to this individual provider in the NPPES registry on September 9, 2022.

Where is Greyson Mitchell located?

Greyson Mitchell practices at 750 Republican St Fl 2, Seattle, WA 98109. The listed phone number is (206) 485-9000.

What is Greyson Mitchell's specialty?

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

Is Greyson Mitchell enrolled in Medicare?

Yes. Greyson Mitchell is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Greyson Mitchell was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.