Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sophia Loo
Physician Assistant in Danville, CA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1063294288
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Registry record
Entity type Individual (Type 1)
Name Sophia Loo
Sex Female
Practice address 575 Highland Dr, Danville, CA, 94526
Phone (925) 640-6233
Enumeration date Oct 23, 2023
Last updated in NPPES Oct 23, 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
What is the NPI number for Sophia Loo?
The National Provider Identifier (NPI) for Sophia Loo is 1063294288, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sophia Loo practice?
The practice location on file with NPPES is in Danville, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-10-23.