Individual provider Active NPI

Alvin Tseng

  • Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist
  • Tucson, AZ
National Provider Identifier
1023899721
Registry record updated Sep 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy code 1835P0018X
License
P10992 Issued in ID
Practice address
3601 S 6TH Ave
Tucson, AZ 85723-4400
Phone
(520) 792-1450
NPI assigned
Oct 9, 2023
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 25, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X P10992 ID Primary

Addresses

Primary practice location

3601 S 6TH Ave
Tucson, AZ 85723-4400

Mailing address

3601 S 6TH Ave
Tucson, AZ 85723-0001
Phone (520) 792-1450

Other practice location 1

6900 N Pecos Rd
North Las Vegas, NV 89086-4400
Phone (702) 791-9000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
P10992IDMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1696809600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758758400000",
    "number": "1023899721",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3601 S 6TH AVE",
            "city": "TUCSON",
            "state": "AZ",
            "postal_code": "857230001",
            "telephone_number": "520-792-1450"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3601 S 6TH AVE",
            "city": "TUCSON",
            "state": "AZ",
            "postal_code": "857234400",
            "telephone_number": "520-792-1450"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6900 N Pecos Rd",
            "address_purpose": "LOCATION",
            "city": "North Las Vegas",
            "state": "NV",
            "postal_code": "890864400",
            "country_code": "US",
            "telephone_number": "702-791-9000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TSENG",
        "first_name": "ALVIN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-10-09",
        "last_updated": "2025-09-25",
        "certification_date": "2025-09-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "ID",
            "license": "P10992",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Tucson, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 25, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.