Dat Quoc Diep, PHARMD

Dat Quoc Diep is a Pharmacist provider (Pharmacist) practicing in Chico, CA, registered in the NPPES registry with NPI 1528357266 since 2011. The credential PHARMD stands for Doctor of Pharmacy.

✓ Active NPI ✓ Valid NPI checksum

NPI	1528357266
Entity type	Individual (Type 1)
Name	Dat Quoc Diep
Credential	PHARMD
Sex	Male
Practice address	220 W EAST AVE, Chico, CA, 95926
Phone	5303439495
Fax	5303432378
Enumeration date	2011-04-04
Last updated in NPPES	2011-04-04

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
183500000X	Pharmacist	Primary	50117	CA

PHARMD — Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy. About the PHARMD credential

Copy-ready billing details

Provider: Dat Diep, PHARMD
NPI: 1528357266
Taxonomy: 183500000X (Pharmacist)
Address: 220 W EAST AVE, Chico, CA, 95926

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1134453145	Richard Kessener	Individual	Pharmacist	Chico, CA
1194044321	Jan Mocke	Individual	Pharmacist	Chico, CA
1992130801	Quan Bui	Individual	Pharmacist	Chico, CA
1407321557	Truc Duong	Individual	Pharmacist	Chico, CA
1437845500	Angela Thamvongkham	Individual	Pharmacy Technician	Chico, CA

Verify this record

Cross-check NPI 1528357266 against the authoritative CMS record: view Dat Quoc Diep on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

What specialty is Dat Diep?

Dat Diep is registered in NPPES with the primary taxonomy of Pharmacist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

Is this the official NPI registry?

No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2011-04-04.