Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1821698432 Individual Practitioner Female Practitioner

Allison Renee Washenko

Pharmacist • O Fallon, IL

Professional Overview & Biography Verified Profile Summary

Allison Washenko is a registered healthcare professional specializing in Pharmacist in O Fallon, IL. Practice services are available at 1530 W HIGHWAY 50 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

1530 W Highway 50

O Fallon, IL 622691619

Telephone 6186329381
Associated Practice Facility / Clinic
🏢 Walmart Inc. Facility NPI 1518985027

Specialty Benchmarks & Practice Insights

Comparative analytics for Pharmacist in O Fallon, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 10.0 Yrs
Regional Practice Density
31 Specialists

Practicing in O Fallon, IL (9983 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2025-06-09
Pharmacist Primary Specialty

NUCC Taxonomy Code: 183500000X

State License IL 051.303197

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.

Pharmacist

NUCC Taxonomy Code: 183500000X

State License MO 2020024553

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.

Secondary Practice Locations

1040 Collinsville Crossing Blvd

Collinsville, IL 622341882

Phone: 6183447112

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

3 Associated Practitioners
NPI 1124628946

Registered Pharmacist

NPI 1649870874

Doctor of Pharmacy (Pharm.D.)

NPI 1790144343

Doctor of Pharmacy (Pharm.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
👤
Provider Name / Credentials Updated June 09, 2025

Recorded as ALLISON WASHENKO

NPI Profile Active November 01, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location November 01, 2020

Registered at 1530 W HIGHWAY 50, O FALLON, IL 622691619 (Tel: 6186329381)

📍
Updated Business Mailing Address November 01, 2020

Registered at 1530 W HIGHWAY 50, O FALLON, IL 622691619 (Tel: 6186329381)

👤
Provider Name / Credentials Updated November 01, 2020

Recorded as ALLISON SCHLEEPER

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 01, 2020

Pharmacist (License #2020024553 in MO)

🟢
Initial NPI Registration & Enumeration November 01, 2020

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1821698432
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 01, 2020
Last Update: June 09, 2025
Sole Proprietor: Yes

Mailing Address

1530 W Highway 50

O Fallon, IL 622691619

Phone: 6186329381

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.