Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Charles Gross
Physical Therapist in Joliet, IL · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1013598309
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Registry record
Entity type Individual (Type 1)
Name Charles Gross
Sex Male
Practice address 3296 Executive Drive Unit 201, Joliet, IL, 60431
Enumeration date Apr 19, 2021
Last updated in NPPES Apr 19, 2021
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers 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.
Frequently asked questions
Where does Charles Gross practice?
The practice location on file with NPPES is in Joliet, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Charles Gross?
The National Provider Identifier (NPI) for Charles Gross is 1013598309, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-19.