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ISLANDWIDE GASTROENTEROLOGY PC
NPI 1427290907
Internal Medicine - Gastroenterology in Garden City, NY

Active since March 31, 2009CLIA 33D2151768 · Certificate of Compliance
901 STEWART AVE, SUITE 240, GARDEN CITY, NY 11530(516) 458-6258(631) 223-2271 Get Directions Write a Review

NPPES record last updated: March 24, 2011. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Islandwide Gastroenterology Pc NPPES

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

ISLANDWIDE GASTROENTEROLOGY PC (NPI 1427290907) is a healthcare organization registered as a gastroenterology in Garden City, New York and active in the NPI registry since March 2009. The organization holds a CLIA Certificate of Compliance certificate valid through December 6, 2026 and lists Philip Raymond Cassar, Ceo, as its authorized official.

NPPES Registry Identity

NPI1427290907
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameISLANDWIDE GASTROENTEROLOGY PC
Location Address901 STEWART AVE, SUITE 240Garden City, NY 11530-4893
Mailing Address14 Maurice LnHuntington, NY 11743-1843 · (516) 458-6258 · Fax (631) 223-2271
Phone(516) 458-6258
Fax(631) 223-2271
Organization SubpartNo
Authorized OfficialPhilip Raymond CassarCeo · (516) 458-6258
Enumeration DateMarch 31, 2009
Last NPPES UpdateMarch 24, 2011
✔ NPI 1427290907 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 · 233299
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.
901 STEWART AVE, Garden City, NY 11530
Open in Google Maps ↗

Other Identifiers 1

Medicare PINA100001566NY

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

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 Compliance 33D2151768

Islandwide Gastroenterology PC · Garden City, NY
Active · expires Dec 6, 2026
CLIA Number33D2151768
Laboratory TypePhysician Office
Certificate Effective DateDecember 7, 2024
Certificate Expiration DateDecember 6, 2026
Laboratory DirectorDr. Qinghu Ren
Laboratory Phone(516) 458-6258
Laboratory LocationIslandwide Gastroenterology PC1205 Franklin Avenue, Suite 105, Garden City, NY 11530
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Other Providers at the Same Location NPPES 20

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

ANGELA PAPAFRAGKOU-KAPETANOS DDS
Dentist (General Practice)
901 STEWART AVE, SUITE 214
GARDEN CITY, NY 11530
Nassau County (516) 742-6845
STANLEY J BERKE MD PC
Ophthalmology
901 STEWART AVE, SUITE 255
GARDEN CITY, NY 11530
Nassau County (516) 794-2020
DR. ANTONIO JOSE CASANOVA
Dentist (General Practice)
901 STEWART AVE, SUITE 200
GARDEN CITY, NY 11530
Nassau County (516) 294-0202
ADVANCED CHIROPRACTIC HEALTHCARE
Chiropractor
901 STEWART AVE, SUITE 285
GARDEN CITY, NY 11530
Nassau County (516) 742-5715
DEVI MEDICAL PC
Internal Medicine (Gastroenterology)
901 STEWART AVE, SUITE 262
GARDEN CITY, NY 11530
Nassau County (516) 222-2727
LEVISAGE COSMETIC AND IMPLANT DENTISTRY
Dentist (General Practice)
901 STEWART AVE, SUITE 206
GARDEN CITY, NY 11530
Nassau County (516) 683-1870
DR. SUDHA MANJARI PRASAD
Pediatrics
901 STEWART AVE, SUITE 206
GARDEN CITY, NY 11530
Nassau County (516) 742-4636
PHILIP R. CASSAR M.D., P.C.
Internal Medicine (Gastroenterology)
901 STEWART AVE, SUITE 240
GARDEN CITY, NY 11530
Nassau County (516) 458-6258

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 Islandwide Gastroenterology PC's NPI number?

The NPI number for Islandwide Gastroenterology PC is 1427290907. It was assigned to this organization in the NPPES registry on March 31, 2009.

Where is Islandwide Gastroenterology PC located?

Islandwide Gastroenterology PC is located at 901 Stewart Ave Suite 240, Garden City, NY 11530. The listed phone number is (516) 458-6258.

What is Islandwide Gastroenterology PC's specialty?

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

Does Islandwide Gastroenterology PC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 33D2151768) is associated with this NPI, valid through December 6, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Islandwide Gastroenterology PC was last updated on March 24, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.