Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jason Scott Kosek, D. C.
Chiropractor in New Lenox, IL · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1528463510
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Registry record
Entity type Individual (Type 1)
Name Dr. Jason Scott Kosek
Credential D. C.
Sex Male
Practice address 195 S Marley Rd, New Lenox, IL, 60451
Phone (815) 485-8200
Fax (815) 485-8996
Enumeration date Nov 3, 2014
Last updated in NPPES Nov 3, 2014
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
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
What is the NPI number for Jason Kosek?
The National Provider Identifier (NPI) for Jason Kosek is 1528463510, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jason Kosek practice?
The practice location on file with NPPES is in New Lenox, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-11-03.