Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John Douglas Ryan
Optician in Brooksville, FL · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1265124093
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Registry record
Entity type Individual (Type 1)
Name John Douglas Ryan
Sex Male
Practice address 13360 Cortez Blvd, Brooksville, FL, 34613
Phone (352) 596-1045
Fax (352) 596-0913
Enumeration date May 22, 2023
Last updated in NPPES May 22, 2023
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
Where does John Ryan practice?
The practice location on file with NPPES is in Brooksville, FL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Ryan?
The National Provider Identifier (NPI) for John Ryan is 1265124093, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-22.