OrganizationActive
University of California Irvine
NPI 1376275693 · Specialty Pharmacy · Orange, CA
University of California Irvine is a Specialty Pharmacy organization in Orange, CA (NPI 1376275693).
Provider details
- NPI number
- 1376275693
- Entity type
- Organization
- Primary specialty
- Specialty PharmacySuppliers
- Organization subpart
- No
- Authorized official
- Randolph Siwabessy, Sr Vp and Cfo(714) 456-5180
Specialties & taxonomies
Suppliers
Profile Score
Established profile(60/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
101 the City Dr S
Orange, CA 92868-3201
Phone: (714) 456-5516
Fax: (714) 456-5998
Street-level locationGet directions
Mailing address
101 the City Drive South, Rt 32
Orange, CA 92868
Registry dates
- Enumerated
- 2022-06-27
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is University of California Irvine's NPI number?
- University of California Irvine's National Provider Identifier (NPI) is 1376275693, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is University of California Irvine?
- University of California Irvine is classified in the NPPES registry as Specialty Pharmacy (Suppliers).
- Where is University of California Irvine located?
- University of California Irvine's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is University of California Irvine's phone number?
- The practice phone number listed in the NPPES registry for University of California Irvine is (714) 456-5516.
- Who is the authorized official for University of California Irvine?
- The authorized official listed on University of California Irvine's NPPES record is Randolph Siwabessy, Sr Vp and Cfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is University of California Irvine's NPI active?
- Yes — University of California Irvine's NPI (1376275693) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.