ALLISON RENEE WASHENKO
NPI 1821698432
Pharmacist in O Fallon, IL

Active since November 01, 2020
1530 W HIGHWAY 50, O FALLON, IL 62269(618) 632-9381 Get Directions Write a Review

NPPES record last updated: June 9, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Allison Renee Washenko NPPES

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

ALLISON RENEE WASHENKO (NPI 1821698432) is an individual pharmacist in O Fallon, Illinois, licensed in Illinois (051.303197) and active in the NPI registry since November 2020. She maintains a secondary practice location in Collinsville.

NPPES Registry Identity

NPI1821698432
Entity TypeIndividualFemale
Primary Taxonomy183500000X
Provider Legal NameALLISON RENEE WASHENKO
Location Address1530 W HIGHWAY 50O Fallon, IL 62269-1619
Mailing Address1530 W Highway 50O Fallon, IL 62269-1619 · (618) 632-9381
Sole ProprietorYes
Enumeration DateNovember 1, 2020
Last NPPES UpdateJune 9, 2025
NPPES CertifiedJune 9, 2025
NPI 1821698432 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
Licenses Licensed in IL · 051.303197 Licensed in MO · 2020024553
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.
1530 W HIGHWAY 50, O Fallon, IL 62269

Secondary Practice Location 1

Location 11040 Collinsville Crossing BlvdCollinsville, IL 62234-1882 · Phone (618) 344-7112

Other Providers at the Same Location NPPES 4

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

Pharmacist
1530 W HIGHWAY 50
O FALLON, IL 62269
Pharmacy (Community/Retail Pharmacy)
1530 W HIGHWAY 50
O FALLON, IL 62269
Pharmacist
1530 W HIGHWAY 50
O FALLON, IL 62269
Pharmacist
1530 W HIGHWAY 50, PHARMACY
O FALLON, IL 62269

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 Allison Washenko's NPI number?

The NPI number for Allison Washenko is 1821698432. It was assigned to this individual provider in the NPPES registry on November 1, 2020.

Where is Allison Washenko located?

Allison Washenko practices at 1530 W Highway 50, O Fallon, IL 62269. The listed phone number is (618) 632-9381.

What is Allison Washenko'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 Allison Washenko was last updated on June 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.