Kailey O'Connor

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

8 Concord Dr
Mahopac, NY 10541-2026

Phone

(845) 519-8666

NPI assigned

Jan 29, 2026

Sex

Female

Sole proprietor

No

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 CT

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Emergency Medicine Physicians of New Haven County,LLCGroup PAC ID 4284819764, 4 clinicians

Emergency Medicine Physicians of Fairfield County LLCGroup PAC ID 9335051432, 36 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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.

• Emergency Medicine Physicians of Fairfield County, LLC

  • Emergency Medicine Physician
  • Stamford, CT
  • NPI 1689614109
  Medicare reassignment Care Compare group
• Emergency Medicine Physicians of New Haven County,LLC

  • Emergency Medicine Physician
  • Meriden, CT
  • NPI 1083910962
  Medicare reassignment Care Compare group

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

{
    "created_epoch": "1769644800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769644800000",
    "number": "1134079130",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8 CONCORD DR",
            "city": "MAHOPAC",
            "state": "NY",
            "postal_code": "105412026",
            "telephone_number": "845-519-8666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8 CONCORD DR",
            "city": "MAHOPAC",
            "state": "NY",
            "postal_code": "105412026",
            "telephone_number": "845-519-8666"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'CONNOR",
        "first_name": "KAILEY",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-01-29",
        "last_updated": "2026-01-29",
        "certification_date": "2026-01-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NY",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lynn C Nicolais, RN
• Elizabeth Marion Nocella
• Northern Respiratory Specialist, PC
• Stephanie Cecelia Norwick
• Kristin Nicole O'Connell
• David X. O'Mara, DPM
• Janice Marie O'Reilly
• Sonia Ocasio, BSRN
• Dana Marie Oddo
• Chinyere Oghide, N.P.

• Physician Assistant in Mahopac, NY
• Providers in Mahopac, NY by specialty
• Physician Assistant in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 29, 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.