DR. MARK EDWARD GREG PHARMD, RPH
NPI 1285976472
Pharmacist in Darien, IL

Active since March 26, 2013
18W140 WILLOW LN, DARIEN, IL 60561(630) 204-6894(630) 990-5499 Get Directions Write a Review

NPPES record last updated: March 26, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Mark Edward Greg Pharmd, Rph NPPES

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

DR. MARK EDWARD GREG PHARMD, RPH (NPI 1285976472) is an individual pharmacist in Darien, Illinois, licensed in Illinois (051037071) and active in the NPI registry since March 2013.

NPPES Registry Identity

NPI1285976472
Entity TypeIndividualMale
Primary Taxonomy183500000X
Provider Legal NameDR. MARK EDWARD GREGCredential: PHARMD, RPH
Location Address18W140 WILLOW LNDarien, IL 60561-3658
Mailing Address18w140 Willow LnDarien, IL 60561-3658 · (630) 204-6894 · Fax (630) 990-5499
Fax(630) 990-5499
Sole ProprietorYes
Enumeration DateMarch 26, 2013
NPI 1285976472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License Licensed in IL · 051037071
Definition

An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.

18W140 WILLOW LN, Darien, IL 60561

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 Mark Greg's NPI number?

The NPI number for Mark Greg is 1285976472. It was assigned to this individual provider in the NPPES registry on March 26, 2013.

Where is Mark Greg located?

Mark Greg practices at 18w140 Willow Ln, Darien, IL 60561. The listed phone number is (630) 204-6894.

What is Mark Greg's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

When was this NPI record last updated?

The NPPES record for Mark Greg was last updated on March 26, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.