Sean Jeffrey Keller, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

340109-01 Issued in NY

Practice address

2840 Jerusalem Ave
Wantagh, NY 11793-2017

Phone

(516) 781-1141

Fax

(516) 781-1184

NPI assigned

Apr 18, 2022

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

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

Family Practice

Education

Other, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

CHS Physician Partners PCGroup PAC ID 7618955667, 739 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Catholic Home Care Home health agency, Farmingdale, NY, CCN 337147
• Good Samaritan Hospital Medical Center Hospital, West Islip, NY, CCN 330286
• Chsli St Joseph Hospital Hospital, Bethpage, NY, CCN 330332

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

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

Interoperability endpoints

• Direct secure messaging: skeller141676@direct-chsli.net

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.

• CHS Physician Partners, PC

  • Interventional Cardiology Physician
  • Fresh Meadows, NY
  • NPI 1407089345
  Medicare reassignment Care Compare group
• CHS Physician Partners, P.C

  • Cardiovascular Disease Physician
  • Roslyn, NY
  • NPI 1164585725

  Single Specialty

  NPD
• CHS Physician Partners, PC

  • Family Medicine Physician
  • Bellmore, NY
  • NPI 1720334527

  Single Specialty

  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Good Samaritan Hospital Medical Center

  • General Acute Care Hospital
  • West Islip, NY
  • NPI 1902865355
  Care Compare affiliation
• Nursing Sisters Home Care, Inc.

  • Home Health Agency
  • Farmingdale, NY
  • NPI 1780670711
  Care Compare affiliation
• Wsnchs North, Inc.

  • General Acute Care Hospital
  • Bethpage, NY
  • NPI 1013998426
  Care Compare affiliation

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

{
    "created_epoch": "1650240000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759276800000",
    "number": "1013650936",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 MONTAUK HWY",
            "city": "WEST ISLIP",
            "state": "NY",
            "postal_code": "117954927",
            "fax_number": "631-376-3420"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2840 JERUSALEM AVE",
            "city": "WANTAGH",
            "state": "NY",
            "postal_code": "117932017",
            "telephone_number": "516-781-1141",
            "fax_number": "516-781-1184"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KELLER",
        "first_name": "SEAN",
        "middle_name": "JEFFREY",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-04-18",
        "last_updated": "2025-10-01",
        "certification_date": "2025-10-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Family Medicine",
            "state": "NY",
            "license": "340109-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• William Steven Kappel, D.D.S.
• Alexei Kartachov, M.D.
• Rita Kavanagh
• Nicole Marlene Keating, MSED
• Nancy Keelan, LMSW
• Sinead Mary Kennedy, LCSW, CASAC
• Julianne Keym, CCC-SLP
• Bhshta Khail, PHARMD
• Joo Kim, D.D.S.
• John King

• Family Medicine Physician in Wantagh, NY
• Providers in Wantagh, NY by specialty
• Family Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 1, 2025; 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.