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

STEPHEN MARK PLESICH D.O.
NPI 1396746137
Otolaryngology - Otolaryngic Allergy in Warren, OH

Active since August 02, 2005
3921 E MARKET ST, BLDG. III, WARREN, OH 44484(330) 856-2045(330) 856-2077 Get Directions Write a Review

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

About Stephen Mark Plesich D.o. NPPES

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

STEPHEN MARK PLESICH D.O. (NPI 1396746137) is an individual otolaryngic allergy provider in Warren, Ohio, licensed in Ohio (E41909) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1396746137
Entity TypeIndividualMale
Primary Taxonomy207YX0602X
Provider Legal NameSTEPHEN MARK PLESICHCredential: D.O.
Location Address3921 E MARKET ST, BLDG. IIIWarren, OH 44484-4711
Mailing Address3921 E Market StWarren, OH 44484-4711 · (330) 856-2045 · Fax (330) 856-2077
Fax(330) 856-2077
Sole ProprietorNo
Enumeration DateAugust 2, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1396746137 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOtolaryngology · Otolaryngic AllergyAllopathic & Osteopathic Physicians
Taxonomy Code207YX0602X
License Licensed in OH · E41909
Definition

An otolaryngologist who specializes in the diagnosis and treatment of otolaryngic allergies and other allergic diseases.

3921 E MARKET ST, Warren, OH 44484

Other Providers at the Same Location NPPES 6

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

Ophthalmology
3921 E MARKET ST
WARREN, OH 44484
Eyewear Supplier
3921 E MARKET ST
WARREN, OH 44484
Optometrist
3921 E MARKET ST, BUILDING III SECOND FLOOR
WARREN, OH 44484
Specialist
3921 E MARKET ST, BUILDING III SECOND FLOOR
WARREN, OH 44484
Specialist
3921 E MARKET ST, BUILDING III SECOND FLOOR
WARREN, OH 44484
Optometrist
3921 E MARKET ST, BUILDING III SECOND FLOOR
WARREN, OH 44484

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 Stephen Plesich's NPI number?

The NPI number for Stephen Plesich is 1396746137. It was assigned to this individual provider in the NPPES registry on August 2, 2005.

Where is Stephen Plesich located?

Stephen Plesich practices at 3921 E Market St Bldg. III, Warren, OH 44484. The listed phone number is (330) 856-2045.

What is Stephen Plesich's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otolaryngic Allergy, with taxonomy code 207YX0602X.

When was this NPI record last updated?

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