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Emergency Medicine

Carol Ann Killian, MD

Works at hospitals in Mount Kisco, NY · New York

Summary

Carol Ann Killian, MD (Emergency Medicine) is listed by Medicare at 1 hospital in Mount Kisco, NY. NPI 1841285335. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Carol Ann Killian, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
State University Of New York At Buffalo School Of MedicineMedical school
FemaleGender (as listed)
North Shore-Lij Medical PCGroup practice

Quick answers

Which hospitals does Carol Ann Killian work at?
Medicare's official clinician data lists Carol Ann Killian at 1 hospital: Northern Westchester Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Carol Ann Killian see patients?
Medicare's clinician data lists 1 practice location in Manhasset, NY. Call before your visit to confirm the address.
What is Carol Ann Killian's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Carol Ann Killian accept Medicare assignment?
Yes. Medicare's clinician data says Carol Ann Killian accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Carol Ann Killian?
(516) 876-5555, as listed in official Medicare / NPI Registry data.
What is Carol Ann Killian's NPI number?
1841285335. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Carol Ann Killian works

Medicare's Facility Affiliation Data lists Carol Ann Killian at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Carol Ann Killian is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Carol Ann Killian as a member of this group (CMS data updated 2026-10-02).

  • North Shore-Lij Medical PC6,440 clinicians in the group

Specialties

Find other Emergency Medicine doctors in New York →

Other emergency medicine doctors in Manhasset

Clinicians with the same Medicare primary specialty in Manhasset, NY — not a recommendation.

All emergency medicine doctors in Manhasset →

Clinician information

CredentialMD
Medical schoolState University Of New York At Buffalo School Of Medicine
Graduation year1994
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841285335
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians