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

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: August 16, 2026.

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)
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
KEVIN JAY CARRASCO PHARM.D.
Pharmacist
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
BRITTANY BERNADETTE HERRERA MSW
Social Worker
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
EVAN KEITH MALLORY PHARMD
Pharmacist
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
MS. JANICE ELIZABETH THRON-KELLY LCSW
Social Worker (Clinical)
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
CRISTINA IRENE MATEI M.D.
Psychiatry & Neurology (Neurology)
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
RAVEN JANIN MARSHALL-SANTILLAN PA-C
Physician Assistant
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450
DR. JEREMY W HALL PHARM D
Pharmacist
3601 S 6TH AVE
TUCSON, AZ 85723
Pima County (520) 792-1450

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 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.

Where is Alvin Tseng located?

Alvin Tseng practices at 3601 S 6th Ave, Tucson, AZ 85723. The listed phone number is (520) 792-1450.

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.

When was this NPI record last updated?

The NPPES record for Alvin Tseng was last updated on September 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.