Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Jeffrey Allen Thomas, MS,ATC/L

Athletic Trainer in Oak Brook, IL · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1508840042

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Registry record

Entity type Individual (Type 1)

Name Mr. Jeffrey Allen Thomas

Credential MS,ATC/L

Sex Male

Practice address 625 Enterprise Dr, Oak Brook, IL, 60523

Phone (630) 575-6200

Enumeration date Nov 29, 2005

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 96001787 (IL) Primary

Other identifiers

Identifier	Type	State	Issuer
96001787	Other	IL	IL STATE LIC. NUMBER

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Jeffrey Thomas?

The National Provider Identifier (NPI) for Jeffrey Thomas is 1508840042, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jeffrey Thomas practice?

The practice location on file with NPPES is in Oak Brook, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.