Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Richard P Armstrong, O.D.
Optometrist in Torrance, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1093862153
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Registry record
Entity type Individual (Type 1)
Name Dr. Richard P Armstrong
Credential O.D.
Sex Male
Practice address 23600 Telo Ave, Suite 100, Torrance, CA, 90505
Phone (310) 543-2611
Fax (310) 543-2056
Enumeration date Jan 4, 2007
Last updated in NPPES Jul 8, 2010
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 Richard Armstrong practice?
The practice location on file with NPPES is in Torrance, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Richard Armstrong?
The National Provider Identifier (NPI) for Richard Armstrong is 1093862153, 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 2010-07-08.