Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Robert W. Mariner
Dentist in El Cajon, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1114023108
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Registry record
Entity type Individual (Type 1)
Name Robert W. Mariner
Sex Male
Practice address 2648 Jamacha Rd, Suite 166, El Cajon, CA, 92019
Phone (619) 670-5571
Enumeration date Sep 16, 2006
Last updated in NPPES Jul 8, 2007
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 Robert Mariner?
The National Provider Identifier (NPI) for Robert Mariner is 1114023108, a Type 1 (individual) record in the CMS NPPES registry.
Where does Robert Mariner practice?
The practice location on file with NPPES is in El Cajon, CA. 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 2007-07-08.