NANCY LEEFONG-CHANG SULLIVAN FNP
NPI 1578967394
Nurse Practitioner - Family in Federal Way, WA

Active since October 22, 2014
1105 S 348TH ST STE B103, FEDERAL WAY, WA 98003(800) 769-0045 Get Directions Write a Review

NPPES record last updated: September 16, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Nancy Leefong-chang Sullivan Fnp NPPES

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

NANCY LEEFONG-CHANG SULLIVAN FNP (NPI 1578967394) is an individual family provider in Federal Way, Washington, licensed in California (NP95001168) and active in the NPI registry since October 2014. She maintains a secondary practice location in Oakland.

NPPES Registry Identity

NPI1578967394
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameNANCY LEEFONG-CHANG SULLIVANCredential: FNP
Location Address1105 S 348TH ST STE B103Federal Way, WA 98003-7027
Mailing AddressPo Box 24547Seattle, WA 98124-0547
Sole ProprietorNo
Enumeration DateOctober 22, 2014
Last NPPES UpdateSeptember 16, 2019
NPI 1578967394 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 CA · NP95001168
1105 S 348TH ST STE B103, Federal Way, WA 98003

Other Names 1

Former Name (1)Nancy Leefong Chang Fnp

Secondary Practice Location 1

Location 18480 Enterprise WayOakland, CA 94621-1318 · Phone (510) 300-3800 · Fax (510) 433-8739

Accepted Insurance

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.

Physician Assistant (Medical)
1105 S 348TH ST STE B103
FEDERAL WAY, WA 98003
Nurse Practitioner
1105 S 348TH ST STE B103
FEDERAL WAY, WA 98003

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 Nancy Sullivan's NPI number?

The NPI number for Nancy Sullivan is 1578967394. It was assigned to this individual provider in the NPPES registry on October 22, 2014. The provider is also known as Nancy Leefong Chang Fnp.

Where is Nancy Sullivan located?

Nancy Sullivan practices at 1105 S 348th St Ste B103, Federal Way, WA 98003. The listed phone number is (800) 769-0045.

What is Nancy Sullivan's specialty?

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

What insurance does Nancy Sullivan accept?

Health plans from Providence Health Plan list Nancy Sullivan 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 Nancy Sullivan was last updated on September 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.