MOUNT SINAI HOSPITAL
NPI 1265809255
General Acute Care Hospital in Massapequa Park, NY

Q: What is Mount Sinai Hospital's NPI number?

The NPI number for Mount Sinai Hospital is 1265809255. It was assigned to this organization in the NPPES registry on August 26, 2015.

Q: What is Mount Sinai Hospital's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Active since August 26, 2015

355 BROADWAY, MASSAPEQUA PARK, NY 11762(516) 592-2912 Get Directions Write a Review

NPPES record last updated: August 26, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mount Sinai Hospital NPPES

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

MOUNT SINAI HOSPITAL (NPI 1265809255) is a healthcare organization registered as a general acute care hospital in Massapequa Park, New York and active in the NPI registry since August 2015. The organization lists Michael J Tamborino, Physician Assistant, as its authorized official.

NPPES Registry Identity

NPI1265809255

Entity TypeOrganization

Primary Taxonomy282N00000X

Legal Business NameMOUNT SINAI HOSPITAL

Location Address355 BROADWAYMassapequa Park, NY 11762-1642

Mailing Address355 BroadwayMassapequa Park, NY 11762-1642 · (516) 592-2912

Phone(516) 592-2912

Organization SubpartNo

Authorized OfficialMichael J TamborinoPhysician Assistant · (516) 592-2912

Enumeration DateAugust 26, 2015

✔ NPI 1265809255 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral Acute Care HospitalHospitals

Taxonomy Code282N00000X

License✔ Licensed in NY · 018951

Definition

An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.

355 BROADWAY, Massapequa Park, NY 11762

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Other Providers at the Same Location NPPES

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

MR. MICHAEL JONATHAN TAMBORINO PA-C

Physician Assistant (Surgical)

355 BROADWAY
MASSAPEQUA PARK, NY 11762

Nassau County (516) 592-2912

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 Mount Sinai Hospital's NPI number?

The NPI number for Mount Sinai Hospital is 1265809255. It was assigned to this organization in the NPPES registry on August 26, 2015.

Where is Mount Sinai Hospital located?

Mount Sinai Hospital is located at 355 Broadway, Massapequa Park, NY 11762. The listed phone number is (516) 592-2912.

What is Mount Sinai Hospital's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

When was this NPI record last updated?

The NPPES record for Mount Sinai Hospital was last updated on August 26, 2015. 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.