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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ISAAC SAPOZNIKOW MD
NPI 1851335772
Emergency Medicine in Sleepy Hollow, NY

Active since June 15, 2006
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL, SLEEPY HOLLOW, NY 10591(914) 366-1554(610) 660-9384 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Isaac Sapoznikow Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ISAAC SAPOZNIKOW MD (NPI 1851335772) is an individual emergency medicine provider in Sleepy Hollow, New York, licensed in New York (152180) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1851335772
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameISAAC SAPOZNIKOWCredential: MD
Location Address701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITALSleepy Hollow, NY 10591
Mailing AddressPo Box 13700 1365, Co Phelps Memorial Hospital Emergency PhysiciansPhiladelphia, PA 19191-1365 · (800) 666-2455 · Fax (610) 660-9384
Phone(914) 366-1554
Fax(610) 660-9384
Sole ProprietorNo
Enumeration DateJune 15, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1851335772 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in NY · 152180
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
701 NORTH BROADWAY, Sleepy Hollow, NY 10591
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Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AVRAHAM D MERAV MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
701 NORTH BROADWAY, PHELPS THORACIC CENTER
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-2333
CRISTINA FI CHI HO MD
Emergency Medicine
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-1554
PHELPS MEMORIAL HOSPITAL ASSOCIATION
Emergency Medicine
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-1554
PAUL C NOWAK MD
Emergency Medicine
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-1554
FRANK MADORI MD
Emergency Medicine
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 215-4748
DR. JENNIE A SCALISI DO
Emergency Medicine
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-1554
MISS PUJA AGARWAL PT
Physical Therapist
701 NORTH BROADWAY, PHELPS MEMORIAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-3700
EMIL J NIGRO MD
Emergency Medicine
701 NORTH BROADWAY, PHELPS MEMORIAL HOSPITAL
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-1554

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Isaac Sapoznikow's NPI number?

The NPI number for Isaac Sapoznikow is 1851335772. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is Isaac Sapoznikow located?

Isaac Sapoznikow practices at 701 North Broadway Phelps Memorial Hospital, Sleepy Hollow, NY 10591. The listed phone number is (914) 366-1554.

What is Isaac Sapoznikow's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for Isaac Sapoznikow was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.