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Pediatric Medicine

Michael Horowitz, MD

Sees patients in Mount Kisco, NY · New York

Summary

Michael Horowitz, MD (Pediatric Medicine) is enrolled with Medicare at 1 practice location in Mount Kisco, NY. NPI 1942253141. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael Horowitz, 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

Pediatric MedicinePrimary specialty
YesAccepts Medicare assignment
34Years since medical school (graduated 1992)
New York Medical CollegeMedical school
MaleGender (as listed)
Optum Medical Care PCGroup practice

Quick answers

Where does Michael Horowitz see patients?
Medicare's clinician data lists 1 practice location in Mount Kisco, NY. Call before your visit to confirm the address.
What is Michael Horowitz's specialty?
Medicare lists Pediatric Medicine as the primary specialty.
Does Michael Horowitz accept Medicare assignment?
Yes. Medicare's clinician data says Michael Horowitz 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 Michael Horowitz?
(914) 241-1050, as listed in official Medicare / NPI Registry data.
What is Michael Horowitz's NPI number?
1942253141. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Michael Horowitz is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Michael Horowitz as a member of this group (CMS data updated 2026-10-02).

  • Optum Medical Care PC1,010 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in New York →

Other pediatricians in Mount Kisco

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

All pediatricians in Mount Kisco →

Clinician information

CredentialMD
Medical schoolNew York Medical College
Graduation year1992
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1942253141
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians