Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Aaron Roy Larsen, O.D.
Optometrist in Corpus Christi, TX · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639223969
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Registry record
Entity type Individual (Type 1)
Name Dr. Aaron Roy Larsen
Credential O.D.
Sex Male
Practice address 4802 S Padre Island Dr, Corpus Christi, TX, 78411
Phone (361) 693-5859
Fax (361) 288-7132
Enumeration date Jan 23, 2007
Last updated in NPPES May 31, 2013
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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
Where does Aaron Larsen practice?
The practice location on file with NPPES is in Corpus Christi, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Aaron Larsen?
The National Provider Identifier (NPI) for Aaron Larsen is 1639223969, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-05-31.