North Shore Lij Physicians Group PC

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

NORTH SHORE LIJ PHYSICIANS GROUP PC

Practice address

145 Community Dr
Great Neck, NY 11021-5502

Phone

(516) 465-8182

NPI assigned

Jan 18, 2011

Organization subpart

No

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name

Mrs. Michele L Cusack

Title

Evp & Cfo

Phone

(516) 321-6058

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Enrollment records 1

Locations

Practitioners 8

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Carla Gabris

  • Psychologist
  • Forest Hills, NY
  • NPI 1073902375
  Medicare reassignment NPD
• Mark H Gardenswartz, M.D.

  • Nephrology Physician
  • New York, NY
  • NPI 1326063215
  Medicare reassignment NPD
• Karen M Kostroff, MD

  • Surgery Physician
  • Lake Success, NY
  • NPI 1083762751
  Medicare reassignment NPD
• Paul J Mattis, PHD

  • Clinical Neuropsychologist
  • Manhasset, NY
  • NPI 1114066792
  Medicare reassignment NPD
• Kristian Olvet, M.D.

  • Psychiatry Physician
  • Glen Oaks, NY
  • NPI 1265677769
  Medicare reassignment NPD
• Leonid Poretsky, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • New York, NY
  • NPI 1962491811

  Internal Medicine

  Medicare reassignment NPD
• Jason B. Karp, MD

  • Pulmonary Disease Physician
  • Lake Success, NY
  • NPI 1376514265
  NPD (past)
• Lyle S Leipziger, MD

  • Plastic and Reconstructive Surgery Physician
  • Great Neck, NY
  • NPI 1356475883
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1295308800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1742428800000",
    "number": "1073818308",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "145 COMMUNITY DR",
            "city": "GREAT NECK",
            "state": "NY",
            "postal_code": "110215502"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "145 COMMUNITY DR",
            "city": "GREAT NECK",
            "state": "NY",
            "postal_code": "110215502",
            "telephone_number": "516-465-8182"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "NORTH SHORE LIJ PHYSICIANS GROUP PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2011-01-18",
        "last_updated": "2025-03-20",
        "certification_date": "2025-03-20",
        "status": "A",
        "authorized_official_last_name": "CUSACK",
        "authorized_official_first_name": "MICHELE",
        "authorized_official_middle_name": "L",
        "authorized_official_title_or_position": "EVP & CFO",
        "authorized_official_telephone_number": "516-321-6058",
        "authorized_official_name_prefix": "Mrs."
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• North Shore Chemists LLC (North Shore Chemists)
• North Shore Creative Rehabilitation Center, Inc. (Sara's Center)
• North Shore Hematology Oncology Associates PC (Ny Cancer & Blood Specialists)
• North Shore Internal Medicine Associates, P.C.
• North Shore Lij Medical Group Urgent Medical Care, P.C
• North Shore Long Island Jewish
• North Shore Long Island Jewish Health Care Inc
• North Shore Medical Arts, LLP
• North Shore Medical Asscoaites,PC
• North Shore Physical Therapy and Occupational Therapy, PLLC

• Internal Medicine Physician in Great Neck, NY
• Providers in Great Neck, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 20, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.