MR. WILLIAM S CHANG
NPI 1053772475
Student in an Organized Health Care Education/Training Program in Oyster Bay, NY

Q: What is William Chang's NPI number?

The NPI number for William Chang is 1053772475. It was assigned to this individual provider in the NPPES registry on March 11, 2016.

Q: What is William Chang's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Q: When was this NPI record last updated?

The NPPES record for William Chang was last updated on March 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since March 11, 2016

75 MILL RIVER RD, OYSTER BAY, NY 11771(516) 780-1850 Get Directions Write a Review

NPPES record last updated: March 11, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Mr. William S Chang NPPES

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

MR. WILLIAM S CHANG (NPI 1053772475) is an individual student in an organized health care education/training program in Oyster Bay, New York and active in the NPI registry since March 2016.

NPPES Registry Identity

NPI1053772475

Entity TypeIndividualMale

Primary Taxonomy390200000X

Provider Legal NameMR. WILLIAM S CHANG

Location Address75 MILL RIVER RDOyster Bay, NY 11771-2737

Mailing Address75 Mill River RdOyster Bay, NY 11771-2737

Phone(516) 780-1850

Sole ProprietorYes

Enumeration DateMarch 11, 2016

✔ NPI 1053772475 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care

Taxonomy Code390200000X

Definition

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

75 MILL RIVER RD, Oyster Bay, NY 11771

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

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 Chang's NPI number?

The NPI number for William Chang is 1053772475. It was assigned to this individual provider in the NPPES registry on March 11, 2016.

Where is William Chang located?

William Chang practices at 75 Mill River Rd, Oyster Bay, NY 11771. The listed phone number is (516) 780-1850.

What is William Chang's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

What insurance does William Chang accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, HRI Dental & Vision and Humana and 3 other insurers list William Chang 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 William Chang was last updated on March 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.