WILLIAM CHUNG FNP
NPI 1043809031
Nurse Practitioner - Family in Brooklyn, NY

Q: What is William Chung's NPI number?

The NPI number for William Chung is 1043809031. It was assigned to this individual provider in the NPPES registry on January 13, 2021.

Q: What is William Chung's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Chung was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since January 13, 2021PECOS Enrolled

6516A BAY PKWY, BROOKLYN, NY 11204(347) 783-0078(347) 783-0718 Get Directions Write a Review

NPPES record last updated: October 17, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 11, 2022, Oct 5, 2022, Feb 22, 2021 and 2 more (5 updates tracked since 2021).

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About William Chung Fnp NPPES

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

WILLIAM CHUNG FNP (NPI 1043809031) is an individual family provider in Brooklyn, New York, licensed in New York (347720) and active in the NPI registry since January 2021. He is enrolled in Medicare PECOS and is a graduate of Emory University School Of Medicine (2020).

NPPES Registry Identity

NPI1043809031

Entity TypeIndividualMale

Primary Taxonomy363LF0000X

Provider Legal NameWILLIAM CHUNGCredential: FNP

Location Address6516A BAY PKWYBrooklyn, NY 11204-3931

Mailing Address6516a Bay PkwyBrooklyn, NY 11204-3931

Phone(347) 783-0078

Fax(347) 783-0718

Sole ProprietorYes

Medical School CMSEmory University School Of MedicineGraduated 2020

Enumeration DateJanuary 13, 2021

Last NPPES UpdateOctober 17, 20255 updates tracked since enumeration

NPPES CertifiedOctober 17, 2025

✔ NPI 1043809031 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 NY · 347720✔ Licensed in GA · RN289883

6516A BAY PKWY, Brooklyn, NY 11204

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Chung Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7810304706

PECOS Enrollment IDI20210825002835

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

Medicare enrollment records show William Chung reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Chung Np In Family Health PC

Same address

Clinic/Center

6516A BAY PKWY
Brooklyn, NY 11204

Reassigned Medicare billing, New York enrollment

NPI 1588467377 (347) 783-0078

Peachtree Immediate Care Fp, LLC

753 mi

Family Medicine

3827 JIMMY LEE SMITH PKWY
Hiram, GA 30141

Reassigned Medicare billing, Georgia enrollment
551 clinicians in this Medicare group

NPI 1437194156 (770) 222-8900

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 11204 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

$105.06 typical visit price

range $67.40 – $203.53

Typical copayment $26.26 (range $16.85 – $50.88)

Most-billed visit code 99203

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

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.

Hospital bed, fixed height, with any type side rails, with mattress E0250

DME-Hospital Beds · category DB000N

1 supplier11 claims11 services$38.45 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

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

CHUNG NP IN FAMILY HEALTH PC

Clinic/Center

6516A BAY PKWY
BROOKLYN, NY 11204

Kings County (347) 783-0078

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 William Chung's NPI number?

The NPI number for William Chung is 1043809031. It was assigned to this individual provider in the NPPES registry on January 13, 2021.

Where is William Chung located?

William Chung practices at 6516A Bay Pkwy, Brooklyn, NY 11204. The listed phone number is (347) 783-0078.

What is William Chung's specialty?

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

Is William Chung enrolled in Medicare?

Yes. William Chung is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for William Chung's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Chung reassigns Medicare benefits to 2 organizations: Chung Np In Family Health PC (Brooklyn, NY) and Peachtree Immediate Care Fp, LLC (Hiram, GA). 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 William Chung'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 William Chung was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.