Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Grant David Cox, OD
Optometrist in Las Vegas, NV · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558353912
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Registry record
Entity type Individual (Type 1)
Name Dr. Grant David Cox
Credential OD
Sex Male
Practice address 3430 E Tropicana Ave, Suite 25, Las Vegas, NV, 89121
Phone (702) 458-8500
Enumeration date Aug 22, 2005
Last updated in NPPES Oct 7, 2016
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
What is the NPI number for Grant Cox?
The National Provider Identifier (NPI) for Grant Cox is 1558353912, a Type 1 (individual) record in the CMS NPPES registry.
Where does Grant Cox practice?
The practice location on file with NPPES is in Las Vegas, NV. 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 2016-10-07.