OrganizationActive
Unilab Corporation
NPI 1528004355 · Clinical Medical Laboratory · Tarzana, CA
Unilab Corporation is a Clinical Medical Laboratory organization in Tarzana, CA (NPI 1528004355).
Provider details
- NPI number
- 1528004355
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Parent organization
- Quest Diagnostics Incorporated
- Organization subpart
- Yes
- Authorized official
- Gerald Cartier, Vp of Revenue Services(484) 676-7000
- License
- 05D0559285 (CA)
Specialties & taxonomies
Laboratories
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
18408 Oxnard St
Tarzana, CA 91356-1504
Phone: (818) 996-7300
Street-level locationGet directions
Mailing address
1001 Adams Ave
Norristown, PA 19403-2429
Registry dates
- Enumerated
- 2006-06-21
- Last updated
- 2012-10-11
Frequently asked questions
- What is Unilab Corporation's NPI number?
- Unilab Corporation's National Provider Identifier (NPI) is 1528004355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Unilab Corporation?
- Unilab Corporation is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Unilab Corporation located?
- Unilab Corporation's practice location on file with NPPES is 18408 Oxnard St, Tarzana, CA 91356-1504.
- What is Unilab Corporation's phone number?
- The practice phone number listed in the NPPES registry for Unilab Corporation is (818) 996-7300.
- Who is the authorized official for Unilab Corporation?
- The authorized official listed on Unilab Corporation's NPPES record is Gerald Cartier, Vp of Revenue Services. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Unilab Corporation's NPI active?
- Yes — Unilab Corporation's NPI (1528004355) is active in the NPPES registry as of the last update on 2012-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.