Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Matthew Topper
Contractor in San Diego, CA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1942627765
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Registry record
Entity type Individual (Type 1)
Name Matthew Topper
Sex Male
Practice address 2254 San Diego Ave, Suite 200, San Diego, CA, 92110
Phone (619) 260-6110
Enumeration date Mar 19, 2014
Last updated in NPPES Mar 19, 2014
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 Matthew Topper practice?
The practice location on file with NPPES is in San Diego, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Matthew Topper?
The National Provider Identifier (NPI) for Matthew Topper is 1942627765, 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 2014-03-19.