John Kelemen, M.D.

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

License

129480 Issued in NY

Practice address

824 Old Country Rd
Plainview, NY 11803-4950

Phone

(516) 822-2230

Fax

(516) 822-0163

NPI assigned

Dec 15, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 7

Medicare fee-for-service enrollment

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Neurology

Education

Georgetown University School of Medicine, 1974

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

True North Medical at North Suffolk, PLLCGroup PAC ID 0345618088, 19 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

0 of 100Reported as individual

Quality

0

Improvement activities

0

Cost

0

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H5989

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• True North Medical at North Suffolk PLLC

  • Neurology Physician
  • Port Jefferson Station, NY
  • NPI 1639804628
  Medicare reassignment Care Compare group NPD
• Long Island Radiology Associates, PC

  • Diagnostic Radiology Physician
  • Hewlett, NY
  • NPI 1689785644
  NPD (past)

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

{
    "created_epoch": "1134604800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1811973449",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "824 OLD COUNTRY RD",
            "city": "PLAINVIEW",
            "state": "NY",
            "postal_code": "118034950",
            "telephone_number": "516-822-2230",
            "fax_number": "516-822-0163"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "824 OLD COUNTRY RD",
            "city": "PLAINVIEW",
            "state": "NY",
            "postal_code": "118034950",
            "telephone_number": "516-822-2230",
            "fax_number": "516-822-0163"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KELEMEN",
        "first_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-15",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "NY",
            "license": "129480",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00942549",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "OXFORD",
            "identifier": "AS410",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CIGNA",
            "identifier": "0702646-011",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "UNITED HEALTHCARE",
            "identifier": "948742",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA",
            "identifier": "4203368",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA USHC",
            "identifier": "0064091",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "EMPIRE BLUE CROSS",
            "identifier": "39A261",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Kushkaran Kaur, DPM
• Sandhya Kaurwar
• Jenna L Kawiecki, MS ED
• Brett Michael Keck, MD
• Efraim Junior Keisari, M.D.
• Angela Kelly
• Gary Kelly, R,PH,
• Laura Katelyn Kelly
• Valerie Kelly
• Shannon Murphy Kennedy

• Neurology Physician in Plainview, NY
• Providers in Plainview, NY by specialty
• Neurology Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.