Kailey O'connor, - Medicare Physician Assistant in Mahopac, NY

Kailey O'connor, is a medicare enrolled "Physician Assistant" in Mahopac, New York. She graduated from nursing school in 2025 and has 1 years of diverse experience with area of expertise as Physician Assistant. She is a member of the group practice Emergency Medicine Physicians Of New Haven County,llc, Emergency Medicine Physicians Of Fairfield County Llc and her current practice location is 8 Concord Dr, Mahopac, New York. You can reach out to her office (for appointments etc.) via phone at (845) 519-8666.

Kailey O'connor is licensed to practice in New York (license number ) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1134079130.

Contact Information

Kailey O'connor,
8 Concord Dr,
Mahopac, NY 10541-2026
(845) 519-8666
Not Available

Map and Direction




Provider's Profile

Full NameKailey O'connor
GenderFemale
SpecialityPhysician Assistant
Experience1 Years
Location8 Concord Dr, Mahopac, New York
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Kailey O'connor graduated from nursing school in 2025
  NPI Data:
  • NPI Number: 1134079130
  • Provider Enumeration Date: 01/29/2026
  • Last Update Date: 01/29/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 9739658030
  • Enrollment ID: I20260515002006

Medical Identifiers

Medical identifiers for Kailey O'connor such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134079130NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Emergency Medicine Physicians Of New Haven County,llc42848197644
Emergency Medicine Physicians Of Fairfield County Llc933505143236

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Kailey O'connor allows following entities to bill medicare on her behalf.
Entity NameEmergency Medicine Physicians of Fairfield County LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689614109
PECOS PAC ID: 9335051432
Enrollment ID: O20031105000451
Entity NameEmergency Medicine Physicians of New Haven County,llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083910962
PECOS PAC ID: 4284819764
Enrollment ID: O20110427000166

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Kailey O'connor is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Kailey O'connor,
8 Concord Dr,
Mahopac, NY 10541-2026

Ph: (845) 519-8666
Kailey O'connor,
8 Concord Dr,
Mahopac, NY 10541-2026

Ph: (845) 519-8666

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.