Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Jason S Graves
Peer Specialist in Clayton, OK · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255284774
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Registry record
Entity type Individual (Type 1)
Name Jason S Graves
Sex Male
Practice address 617 W Chickasaw St, Clayton, OK, 74536
Phone (918) 415-4095
Enumeration date Feb 16, 2026
Last updated in NPPES Feb 16, 2026
Taxonomy & licenses
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 Graves?
The National Provider Identifier (NPI) for Jason Graves is 1255284774, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jason Graves practice?
The practice location on file with NPPES is in Clayton, OK. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-16.