Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Doreen Chan Yang, PHARMD
Pharmacist in Oakland, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245373000
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Registry record
Entity type Individual (Type 1)
Name Doreen Chan Yang
Credential PHARMD
Sex Female
Practice address 3100 Telegraph Avenue, Ste 1100 Peralta Outpatient Pharmacy, Oakland, CA, 94609
Phone (510) 869-8835
Fax (510) 869-6687
Enumeration date Feb 14, 2007
Last updated in NPPES Jul 8, 2007
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 Doreen Yang?
The National Provider Identifier (NPI) for Doreen Yang is 1245373000, a Type 1 (individual) record in the CMS NPPES registry.
Where does Doreen Yang practice?
The practice location on file with NPPES is in Oakland, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.