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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

PETER Y CHANG MD FACG LLC
NPI 1881787703
Internal Medicine - Gastroenterology in Nanuet, NY

Active since October 02, 2006
55 OLD TURNPIKE ROAD, SUITE 605, NANUET, NY 10954(845) 623-8400(845) 623-2451 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 9, 2026, Aug 22, 2020 (2 updates tracked since 2020).

About Peter Y Chang Md Facg Llc NPPES

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

PETER Y CHANG MD FACG LLC (NPI 1881787703) is a healthcare organization registered as a gastroenterology in Nanuet, New York and active in the NPI registry since October 2006. The organization lists Claudia L Chang, Administrator, as its authorized official.

NPPES Registry Identity

NPI1881787703
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NamePETER Y CHANG MD FACG LLC
Location Address55 OLD TURNPIKE ROAD, SUITE 605Nanuet, NY 10954
Mailing Address55 Old Turnpike Rd Ste 605Nanuet, NY 10954-2454 · (845) 623-8400 · Fax (845) 623-2451
Phone(845) 623-8400
Fax(845) 623-2451
Organization SubpartNo
Authorized OfficialClaudia L ChangAdministrator · (845) 623-8400
Enumeration DateOctober 2, 2006
Last NPPES UpdateJuly 9, 20262 updates tracked since enumeration
NPPES CertifiedJuly 9, 2026
✔ NPI 1881787703 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in NY · 171437
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
55 OLD TURNPIKE ROAD, Nanuet, NY 10954
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Other Identifiers 1

Medicaid01632535NY

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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.

JOSEPHINE MCINTOSH
Licensed Practical Nurse
55 OLD TURNPIKE ROAD, SUITE 303
NANUET, NY 10954
Rockland County (845) 613-7838
MR. DAVID LEE SCHEPT DMD
Dentist
55 OLD TURNPIKE ROAD, SUITE 501
NANUET, NY 10954
Rockland County (845) 623-8282

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 Peter Y Chang MD Facg LLC's NPI number?

The NPI number for Peter Y Chang MD Facg LLC is 1881787703. It was assigned to this organization in the NPPES registry on October 2, 2006.

Where is Peter Y Chang MD Facg LLC located?

Peter Y Chang MD Facg LLC is located at 55 Old Turnpike Road Suite 605, Nanuet, NY 10954. The listed phone number is (845) 623-8400.

What is Peter Y Chang MD Facg LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Peter Y Chang MD Facg LLC was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.