Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Martin Ryan
Endodontics in Hinsdale, IL · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1124722384
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Registry record
Entity type Individual (Type 1)
Name Martin Ryan
Sex Male
Practice address 907 N Elm St Ste 100, Hinsdale, IL, 60521
Phone (630) 655-3636
Enumeration date Mar 29, 2023
Last updated in NPPES Jul 7, 2026
Taxonomy & licenses
390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary
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 Martin Ryan?
The National Provider Identifier (NPI) for Martin Ryan is 1124722384, a Type 1 (individual) record in the CMS NPPES registry.
Where does Martin Ryan practice?
The practice location on file with NPPES is in Hinsdale, 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 2026-07-07.