ALVIN TSENG
NPI 1023899721
Pharmacist - Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Tucson, AZ

Q: What is Alvin Tseng's NPI number?

The NPI number for Alvin Tseng is 1023899721. It was assigned to this individual provider in the NPPES registry on October 9, 2023.

Q: What is Alvin Tseng's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist, with taxonomy code 1835P0018X.

Q: When was this NPI record last updated?

The NPPES record for Alvin Tseng was last updated on September 25, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 09, 2023

3601 S 6TH AVE, TUCSON, AZ 85723(520) 792-1450 Get Directions Write a Review

NPPES record last updated: September 25, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Alvin Tseng NPPES

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

ALVIN TSENG (NPI 1023899721) is an individual pharmacist clinician (phc)/ clinical pharmacy specialist in Tucson, Arizona, licensed in Idaho (P10992) and active in the NPI registry since October 2023. He maintains a secondary practice location in North Las Vegas.

NPPES Registry Identity

NPI1023899721

Entity TypeIndividualMale

Primary Taxonomy1835P0018X

Provider Legal NameALVIN TSENG

Location Address3601 S 6TH AVETucson, AZ 85723-4400

Mailing Address3601 S 6th AveTucson, AZ 85723-0001 · (520) 792-1450

Phone(520) 792-1450

Sole ProprietorNo

Enumeration DateOctober 9, 2023

Last NPPES UpdateSeptember 25, 2025

NPPES CertifiedSeptember 25, 2025

✔ NPI 1023899721 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers

Taxonomy Code1835P0018X

License✔ Licensed in ID · P10992

Definition

Pharmacist Clinician/Clinical Pharmacy Specialist is a pharmacist with additional training and an expanded scope of practice that may include prescriptive authority, therapeutic management, and disease management.

3601 S 6TH AVE, Tucson, AZ 85723

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Secondary Practice Location 1

Location 16900 N Pecos RdNorth Las Vegas, NV 89086-4400 · Phone (702) 791-9000

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.

DR. DAVID SPENCER HAMILTON SR. MD

Internal Medicine (Cardiovascular Disease)