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

LEONARD A NITOWSKI MD
NPI 1386622108
Emergency Medicine in Newark, DE

Active since January 03, 2006
4755 OGLETOWN STANTON ROAD, 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: August 02, 2026.

About Leonard A Nitowski Md NPPES

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

LEONARD A NITOWSKI MD (NPI 1386622108) is an individual emergency medicine provider in Newark, Delaware, licensed in Delaware (C10002321) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1386622108
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameLEONARD A NITOWSKICredential: MD
Location Address4755 OGLETOWN STANTON ROADNewark, 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 1386622108 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 · C10002321
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 ROAD, Newark, DE 19718

Other Identifiers 1

Medicaid0000032701DE

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.

Internal Medicine
4755 OGLETOWN STANTON ROAD, SUITE 5A43
NEWARK, DE 19718
Hospitalist
4755 OGLETOWN STANTON ROAD, SUITE 5A43
NEWARK, DE 19718
Emergency Medicine
4755 OGLETOWN STANTON ROAD
NEWARK, DE 19718
Clinical Nurse Specialist (Neonatal)
4755 OGLETOWN STANTON ROAD, NEONATAL INTENSIVE CARE UNIT
NEWARK, DE 19718
Hospitalist
4755 OGLETOWN STANTON ROAD, SUITE 5A43
NEWARK, DE 19718
Internal Medicine (Cardiovascular Disease)
4755 OGLETOWN STANTON ROAD, CHRISTIANA CARE HOSPITAL
NEWARK, DE 19718
Internal Medicine
4755 OGLETOWN STANTON ROAD, SUITE 5A43
NEWARK, DE 19718
Physician Assistant
4755 OGLETOWN STANTON ROAD, 3RD FLOOR
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 Leonard Nitowski's NPI number?

The NPI number for Leonard Nitowski is 1386622108. It was assigned to this individual provider in the NPPES registry on January 3, 2006.

Where is Leonard Nitowski located?

Leonard Nitowski practices at 4755 Ogletown Stanton Road, Newark, DE 19718. The listed phone number is (302) 733-1000.

What is Leonard Nitowski'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 Leonard Nitowski was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.