Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Esther Chen Yang, PHARM.D.
Pharmacist in Agoura Hills, CA · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1124362330
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Registry record
Entity type Individual (Type 1)
Name Esther Chen Yang
Credential PHARM.D.
Sex Female
Practice address 5454 Luis Dr, Agoura Hills, CA, 91301
Phone (805) 807-2697
Enumeration date Nov 15, 2012
Last updated in NPPES Jul 10, 2026
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD 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 Esther Yang?
The National Provider Identifier (NPI) for Esther Yang is 1124362330, a Type 1 (individual) record in the CMS NPPES registry.
Where does Esther Yang practice?
The practice location on file with NPPES is in Agoura Hills, 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 2026-07-10.