HIEN THI DO
NPI 1730571977
Pharmacist in Castaic, CA

Active since February 25, 2015
29675 THE OLD ROAD NORTH, CASTAIC, CA 91384(661) 702-6936(661) 702-1542 Get Directions Write a Review

NPPES record last updated: May 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Hien Thi Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HIEN THI DO (NPI 1730571977) is an individual pharmacist in Castaic, California, licensed in California (59915) and active in the NPI registry since February 2015.

NPPES Registry Identity

NPI1730571977
Entity TypeIndividualFemale
Primary Taxonomy183500000X
Provider Legal NameHIEN THI DO
Location Address29675 THE OLD ROAD NORTHCastaic, CA 91384-4570
Mailing Address29675 The Old Road NorthCastaic, CA 91384-4570 · (661) 702-6936 · Fax (661) 702-1542
Fax(661) 702-1542
Sole ProprietorNo
Enumeration DateFebruary 25, 2015
Last NPPES UpdateMay 14, 2026
NPPES CertifiedMay 14, 2026
NPI 1730571977 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License Licensed in CA · 59915
Definition
An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.
29675 THE OLD ROAD NORTH, Castaic, CA 91384

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Hien Do's NPI number?

The NPI number for Hien Do is 1730571977. It was assigned to this individual provider in the NPPES registry on February 25, 2015.

Where is Hien Do located?

Hien Do practices at 29675 The Old Road North, Castaic, CA 91384. The listed phone number is (661) 702-6936.

What is Hien Do's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

When was this NPI record last updated?

The NPPES record for Hien Do was last updated on May 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.