Alvin Tseng
NPI 1023899721 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Tucson, AZ
Alvin Tseng is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Tucson, AZ (NPI 1023899721).
Provider details
- NPI number
- 1023899721
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- P10992 (ID)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 6900 N Pecos RdNorth Las Vegas, NV 89086-4400Phone: (702) 791-9000
Registry dates
- Enumerated
- 2023-10-09
- Last updated
- 2025-09-25
- Certified
- 2025-09-25
Frequently asked questions
- What is Alvin Tseng's NPI number?
- Alvin Tseng's National Provider Identifier (NPI) is 1023899721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alvin Tseng's specialty?
- Alvin Tseng is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Alvin Tseng located?
- Alvin Tseng's practice location on file with NPPES is 3601 S 6th Ave, Tucson, AZ 85723-4400.
- What is Alvin Tseng's phone number?
- The practice phone number listed in the NPPES registry for Alvin Tseng is (520) 792-1450.
- Is Alvin Tseng's NPI active?
- Yes — Alvin Tseng's NPI (1023899721) is active in the NPPES registry as of the last update on 2025-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.