Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Johanna De Silva
Physician Assistant in Arcadia, CA · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1003495573
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Registry record
Entity type Individual (Type 1)
Name Johanna De Silva
Sex Female
Practice address 289 W Huntington Dr, Arcadia, CA, 91007
Phone (626) 821-0707
Enumeration date Apr 3, 2021
Last updated in NPPES Apr 25, 2023
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 Johanna De Silva practice?
The practice location on file with NPPES is in Arcadia, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Johanna De Silva?
The National Provider Identifier (NPI) for Johanna De Silva is 1003495573, 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 2023-04-25.