NATHANIEL J. HARRISON MSN, MPH, FNP-C
NPI 1831594639
Nurse Practitioner - Family in Seattle, WA

Q: What is Nathaniel Harrison's NPI number?

The NPI number for Nathaniel Harrison is 1831594639. It was assigned to this individual provider in the NPPES registry on October 23, 2014.

Q: What is Nathaniel Harrison's specialty?

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

Active since October 23, 2014PECOS EnrolledAccepts Medicare Assignment

6020 35TH AVE SW, SEATTLE, WA 98126(206) 461-6950(206) 461-8542 Get Directions Write a Review

NPPES record last updated: January 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 8, 2025, Aug 24, 2016 (2 updates tracked since 2016).

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About Nathaniel J. Harrison Msn, Mph, Fnp-c NPPES

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

NATHANIEL J. HARRISON MSN, MPH, FNP-C (NPI 1831594639) is an individual family provider in Seattle, Washington, licensed in California (NP95003298) and active in the NPI registry since October 2014. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1831594639

Entity TypeIndividualMale

Primary Taxonomy363LF0000X

Provider Legal NameNATHANIEL J. HARRISONCredential: MSN, MPH, FNP-C

Location Address6020 35TH AVE SWSeattle, WA 98126-3002

Mailing Address1200 12th Ave S, Suite 901Seattle, WA 98144-2712 · (206) 548-3114 · Fax (206) 762-6355

Phone(206) 461-6950

Fax(206) 461-8542

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateOctober 23, 2014

Last NPPES UpdateJanuary 8, 20252 updates tracked since enumeration

NPPES CertifiedJanuary 8, 2025

✔ NPI 1831594639 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

Licenses✔ Licensed in CA · NP95003298✔ Licensed in WA · AP60673439✔ Licensed in TX · AP126455

6020 35TH AVE SW, Seattle, WA 98126

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Secondary Practice Location 1

Location 11701 Divisadero St Ste 500San Francisco, CA 94115-3011 · Phone (415) 353-7900 · Fax (415) 353-7901

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nathaniel J. Harrison Msn, Mph, Fnp-c 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 ID3072837053

PECOS Enrollment IDI20241230001155

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 98126 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

5 suppliers11 claims35 services$1.72 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

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