Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DR. MEI XIAN HSIEH PHARMD
NPI 1770494494
Pharmacist in Downey, CA

Active since September 14, 2026
12254 BELLFLOWER BLVD, DOWNEY, CA 90242(626) 742-4461 Get Directions Write a Review

NPPES record added: September 14, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Dr. Mei Xian Hsieh Pharmd NPPES

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

DR. MEI XIAN HSIEH PHARMD (NPI 1770494494) is an individual pharmacist in Downey, California, licensed in California (77323) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1770494494
Entity TypeIndividualFemale
Primary Taxonomy183500000X
Provider Legal NameDR. MEI XIAN HSIEHCredential: PHARMD
Location Address12254 BELLFLOWER BLVDDowney, CA 90242-2804
Mailing Address12254 Bellflower BlvdDowney, CA 90242-2804
Sole ProprietorYes
Enumeration DateSeptember 14, 2026
NPPES CertifiedSeptember 14, 2026
✔ NPI 1770494494 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License✔ Licensed in CA · 77323
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.
12254 BELLFLOWER BLVD, Downey, CA 90242

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacist
12254 BELLFLOWER BLVD, DRUG INFO - 1ST FLOOR
DOWNEY, CA 90242
Pharmacy
12254 BELLFLOWER BLVD
DOWNEY, CA 90242
Counselor (Mental Health)
12254 BELLFLOWER BLVD
DOWNEY, CA 90242
Pharmacist
12254 BELLFLOWER BLVD, 2ND FLOOR, PHARMACY INFORMATICS
DOWNEY, CA 90242
Pharmacist
12254 BELLFLOWER BLVD
DOWNEY, CA 90242
Pharmacist
12254 BELLFLOWER BLVD
DOWNEY, CA 90242
Physical Therapist
12254 BELLFLOWER BLVD
DOWNEY, CA 90242
Pharmacist
12254 BELLFLOWER BLVD
DOWNEY, CA 90242

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 Mei Xian Hsieh's NPI number?

The NPI number for Mei Xian Hsieh is 1770494494. It was assigned to this individual provider in the NPPES registry on September 14, 2026.

Where is Mei Xian Hsieh located?

Mei Xian Hsieh practices at 12254 Bellflower Blvd, Downey, CA 90242. The listed phone number is (626) 742-4461.

What is Mei Xian Hsieh'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 Mei Xian Hsieh was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days 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.