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

PAUL R SIERZENSKI MD
NPI 1487632303
Emergency Medicine in Newark, DE

Active since January 03, 2006
4755 OGLETOWN STANTON RD, NEWARK, DE 19718(302) 733-1000(302) 733-1633 Get Directions Write a Review

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

About Paul R Sierzenski Md NPPES

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

PAUL R SIERZENSKI MD (NPI 1487632303) is an individual emergency medicine provider in Newark, Delaware, licensed in Delaware (C10005971) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1487632303
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NamePAUL R SIERZENSKICredential: MD
Location Address4755 OGLETOWN STANTON RDNewark, DE 19718
Mailing AddressPo Box 3048Wilmington, DE 19804 · (302) 224-5678 · Fax (302) 224-2848
Fax(302) 733-1633
Sole ProprietorNo
Enumeration DateJanuary 3, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1487632303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in DE · C10005971
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.

4755 OGLETOWN STANTON RD, Newark, DE 19718

Other Identifiers 1

Medicaid0001016001DE

Other Providers at the Same Location NPPES 20

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

Pathology (Anatomic Pathology & Clinical Pathology)
4755 OGLETOWN STANTON RD
NEWARK, DE 19718
Pathology (Anatomic Pathology & Clinical Pathology)
4755 OGLETOWN STANTON RD
NEWARK, DE 19718
Pathology (Anatomic Pathology & Clinical Pathology)
4755 OGLETOWN STANTON RD
NEWARK, DE 19718
Pathology (Anatomic Pathology & Clinical Pathology)
4755 OGLETOWN STANTON RD
NEWARK, DE 19718
Pathology (Anatomic Pathology & Clinical Pathology)
4755 OGLETOWN STANTON RD
NEWARK, DE 19718
Pathology (Anatomic Pathology & Clinical Pathology)
4755 OGLETOWN STANTON RD
NEWARK, DE 19718
Obstetrics & Gynecology
4755 OGLETOWN STANTON RD, DEPT. OF OB/GYN
NEWARK, DE 19718
Internal Medicine
4755 OGLETOWN STANTON RD, NEWARK
NEWARK, DE 19718

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 Paul Sierzenski's NPI number?

The NPI number for Paul Sierzenski is 1487632303. It was assigned to this individual provider in the NPPES registry on January 3, 2006.

Where is Paul Sierzenski located?

Paul Sierzenski practices at 4755 Ogletown Stanton Rd, Newark, DE 19718. The listed phone number is (302) 733-1000.

What is Paul Sierzenski'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 Paul Sierzenski was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.