SOUTH ISLAND ORTHOPAEDIC GROUP, P.C.
NPI 1821028564
Physician Assistant in Cedarhurst, NY

Q: What is South Island Orthopaedic Group, P.C.'s NPI number?

The NPI number for South Island Orthopaedic Group, P.C. is 1821028564. It was assigned to this organization in the NPPES registry on July 4, 2006.

Q: What is South Island Orthopaedic Group, P.C.'s specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Active since July 04, 2006

657 CENTRAL AVE, CEDARHURST, NY 11516(516) 295-0111(516) 295-9438 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 11, 2025, Jul 21, 2022, Aug 22, 2020 (3 updates tracked since 2020).

On this page

About South Island Orthopaedic Group, P.c. NPPES

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

SOUTH ISLAND ORTHOPAEDIC GROUP, P.C. (NPI 1821028564) is a healthcare organization registered as a physician assistant in Cedarhurst, New York and active in the NPI registry since July 2006. The organization lists James M Kipnis, Managing Partner, as its authorized official.

NPPES Registry Identity

NPI1821028564

Entity TypeOrganization

Primary Taxonomy363A00000X

Legal Business NameSOUTH ISLAND ORTHOPAEDIC GROUP, P.C.

Location Address657 CENTRAL AVECedarhurst, NY 11516-2320

Mailing AddressPo Box 377Cedarhurst, NY 11516-0377 · (516) 295-0111 · Fax (516) 295-9438

Phone(516) 295-0111

Fax(516) 295-9438

Organization SubpartNo

Authorized OfficialJames M KipnisManaging Partner · (516) 295-0111

Enumeration DateJuly 4, 2006

Last NPPES UpdateSeptember 11, 20253 updates tracked since enumeration

✔ NPI 1821028564 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X

Also ListedOrthopaedic Surgery · Orthopaedic Surgery of the SpineTaxonomy 207XS0117X

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 20

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

DR. JONATHAN ZINBERG MD

Internal Medicine (Gastroenterology)

657 CENTRAL AVE
CEDARHURST, NY 11516

Nassau County (516) 374-0670

MARC FENSTER MD

Internal Medicine (Gastroenterology)

657 CENTRAL AVE
CEDARHURST, NY 11516

Nassau County (516) 374-5570

KERRI-ANN GIAMBRUNO PA-C

Physician Assistant

657 CENTRAL AVE
CEDARHURST, NY 11516

Nassau County (516) 789-2396

MARIO E TORRENTS MD

Physical Medicine & Rehabilitation

657 CENTRAL AVE, LOWER LEVEL
CEDARHURST, NY 11516

Nassau County (516) 295-5760

SOUTH ISLAND ORTHOPEDICS, P.C.

Orthopaedic Surgery

657 CENTRAL AVE
CEDARHURST, NY 11516

Nassau County (516) 295-0111

DIEGO EMANUEL CONTRERAS

Physical Therapy Assistant

657 CENTRAL AVE
CEDARHURST, NY 11516

Nassau County (516) 812-9575

ERIC L FREEMAN MD

Orthopaedic Surgery

657 CENTRAL AVE, 1ST FLOOR
CEDARHURST, NY 11516

Nassau County (516) 295-0111

HAAS CHIROPRACTIC P.C

Chiropractor

657 CENTRAL AVE, LOWER LEVEL
CEDARHURST, NY 11516

Nassau County (516) 569-6305

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 South Island Orthopaedic Group, P.C.'s NPI number?

The NPI number for South Island Orthopaedic Group, P.C. is 1821028564. It was assigned to this organization in the NPPES registry on July 4, 2006.

Where is South Island Orthopaedic Group, P.C. located?

South Island Orthopaedic Group, P.C. is located at 657 Central Ave, Cedarhurst, NY 11516. The listed phone number is (516) 295-0111.

What is South Island Orthopaedic Group, P.C.'s specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for South Island Orthopaedic Group, P.C. was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.