Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Michael Mason
Driver in Ajo, AZ · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1306649876
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Registry record
Entity type Individual (Type 1)
Name Michael Mason
Sex X
Practice address 220 W La Mina Ave, Ajo, AZ, 85321
Phone (520) 425-6719
Enumeration date Mar 31, 2025
Last updated in NPPES Mar 31, 2025
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 Michael Mason?
The National Provider Identifier (NPI) for Michael Mason is 1306649876, a Type 1 (individual) record in the CMS NPPES registry.
Where does Michael Mason practice?
The practice location on file with NPPES is in Ajo, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-31.