Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Stephen W Slone, ATC

Athletic Trainer in Belleville, IL · enumerated 2014.

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

National Provider Identifier

1558770990

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Registry record

Entity type Individual (Type 1)

Name Mr. Stephen W Slone

Credential ATC

Sex Male

Practice address 2600 W Main St, Belleville, IL, 62226

Phone (618) 239-6109

Enumeration date Aug 11, 2014

Last updated in NPPES Aug 11, 2014

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 096.003419 (IL) Primary

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 Stephen Slone?

The National Provider Identifier (NPI) for Stephen Slone is 1558770990, a Type 1 (individual) record in the CMS NPPES registry.

Where does Stephen Slone practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-08-11.