Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Lia Osunfunlayo Blaustein, MA, PSYD
Psychologist in Orinda, CA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1316635246
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Registry record
Entity type Individual (Type 1)
Name Lia Osunfunlayo Blaustein
Credential MA, PSYD
Sex Female
Practice address 4 Orinda Way Bldg B, #250, Orinda, CA, 94563
Phone (415) 840-0844
Enumeration date Apr 27, 2023
Last updated in NPPES Dec 19, 2024
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License PSY35521 (CA) Primary
PSYD · Doctor of Psychology: A clinical doctorate in psychology focused on professional practice.
About the PSYD 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
What is the NPI number for Lia Blaustein?
The National Provider Identifier (NPI) for Lia Blaustein is 1316635246, a Type 1 (individual) record in the CMS NPPES registry.
Where does Lia Blaustein practice?
The practice location on file with NPPES is in Orinda, 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 2024-12-19.