NPI Portal NPI Lookup & Verification

Mr. Ronald R Tomaszewski, RPH.

Mr. Ronald R Tomaszewski is a Pharmacist provider (Pharmacist) practicing in Rolling Meadows, IL, registered in the NPPES registry with NPI 1447453741 since 2007. The credential RPH stands for Registered Pharmacist. Practices at American Drug Stores LLC (listed at the same practice address in NPPES).

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NPI 1447453741
Entity type Individual (Type 1)
Name Mr. Ronald R Tomaszewski
Credential RPH.
Sex Male
Practice address 3004 KIRCHOFF RD, Rolling Meadows, IL, 60008
Phone 8488180699
Enumeration date 2007-06-06
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
183500000X Pharmacist Primary IL

RPH — Registered Pharmacist: A licensed pharmacist registered with a state board of pharmacy. About the RPH credential

Copy-ready billing details
Provider: Ronald Tomaszewski, RPH.
NPI: 1447453741
Taxonomy: 183500000X (Pharmacist)
Address: 3004 KIRCHOFF RD, Rolling Meadows, IL, 60008

Other providers at this practice address

NPI Name Type Specialty Location
1386690055 American Drug Stores LLC Organization Community/Retail Pharmacy Rolling Meadows, IL
1609080530 Heather Schmitt Individual Pharmacist Rolling Meadows, IL
1699124701 Jennifer Fishman Individual Pharmacist Rolling Meadows, IL
1003680984 Maximilian Bonder Individual Pharmacist Rolling Meadows, IL

Verify this record

Cross-check NPI 1447453741 against the authoritative CMS record: view Mr. Ronald R Tomaszewski on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Ronald Tomaszewski practice?
The practice location on file with NPPES is in Rolling Meadows, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ronald Tomaszewski?
The National Provider Identifier (NPI) for Ronald Tomaszewski is 1447453741, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.