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EASTERN LONG ISLAND FAMILY MEDICINE PC
NPI 1003089640
Family Medicine in East Setauket, NY

Active since April 03, 2008CLIA 33D1016043 · Waiver
100 S JERSEY AVE, SUITE 14, EAST SETAUKET, NY 11733(631) 751-3883(631) 751-3909 Get Directions Write a Review

NPPES record last updated: October 23, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Eastern Long Island Family Medicine Pc NPPES

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

EASTERN LONG ISLAND FAMILY MEDICINE PC (NPI 1003089640) is a healthcare organization registered as a family medicine in East Setauket, New York and active in the NPI registry since April 2008. The organization holds a CLIA Waiver certificate valid through March 26, 2027 and lists Christopher Ng, President, as its authorized official.

NPPES Registry Identity

NPI1003089640
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameEASTERN LONG ISLAND FAMILY MEDICINE PC
Location Address100 S JERSEY AVE, SUITE 14East Setauket, NY 11733-2034
Mailing Address100 S Jersey Ave, Suite 14East Setauket, NY 11733-2034 · (631) 751-3883 · Fax (631) 751-3909
Phone(631) 751-3883
Fax(631) 751-3909
Organization SubpartNo
Authorized OfficialChristopher NgPresident · (631) 751-3883
Enumeration DateApril 3, 2008
Last NPPES UpdateOctober 23, 2013
✔ NPI 1003089640 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in NY · 211195
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
100 S JERSEY AVE, East Setauket, NY 11733
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Other Identifiers 1

Medicare PINW8CNP1NY

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Eastern Long Island Family Medicine Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Eastern Long Island Family Medicine PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Christopher Ng, M.D.
Family Practice
NPI 1134127616
100 S JERSEY AVE SUITE 14
Setauket, NY 11733
(631) 751-3883
✔ PECOS✔ Accepts Medicare0.1 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D1016043

Eastern Long Island Family Medicine · Setauket, NY
Active · expires Mar 26, 2027
CLIA Number33D1016043
Laboratory TypePhysician Office
Certificate Effective DateApril 7, 2021
Certificate Expiration DateMarch 26, 2027
Laboratory DirectorDr. Christopher Ng
Laboratory Phone(631) 751-3883
Laboratory LocationEastern Long Island Family Medicine100 South Jersey Avenue, Suite 14, Setauket, NY 11733
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Eastern Long Island Family Medicine PC's NPI number?

The NPI number for Eastern Long Island Family Medicine PC is 1003089640. It was assigned to this organization in the NPPES registry on April 3, 2008.

Where is Eastern Long Island Family Medicine PC located?

Eastern Long Island Family Medicine PC is located at 100 S Jersey Ave Suite 14, East Setauket, NY 11733. The listed phone number is (631) 751-3883.

What is Eastern Long Island Family Medicine PC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Eastern Long Island Family Medicine PC enrolled in Medicare?

Yes. Eastern Long Island Family Medicine PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Eastern Long Island Family Medicine PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Eastern Long Island Family Medicine PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Eastern Long Island Family Medicine PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D1016043) is associated with this NPI, valid through March 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Eastern Long Island Family Medicine PC was last updated on October 23, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.