UNILAB/QUEST DIAGNOSTICS is a medical laboratories employer in GLENDALE, CA. Federal records show 1 OSHA inspection with 0 violations and $0 in penalties. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 2, 2026.
UNILAB/QUEST DIAGNOSTICS
610 NORTH CENTRAL AVENUE, GLENDALE, CA, 91202
Industry Benchmark
Data Insights
Inspection Breakdown
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Part of a larger organization
UNILAB/QUEST DIAGNOSTICS is one of 40 establishments in our dataset that roll up under the parent organization QUEST DIAGNOSTICS INC. QUEST DIAGNOSTICS INC is a SEC public reporter (DGX), with most recent reported revenue of $11.0B.
Federal enforcement records on UNILAB/QUEST DIAGNOSTICS represent activity at this specific establishment. The full enforcement footprint of QUEST DIAGNOSTICS INC across all 40 of its tracked locations is viewable on the parent profile.
Other establishments operated by QUEST DIAGNOSTICS INC
- LabOne — Lenexa, KS — 1 federal record
- QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC. — SAVANNAH, GA — 1 federal record
- QUEST DIAGNOSTICS CLINICAL LABORATORIES INC — VACAVILLE, CA — 1 federal record
- 317723301 - QUEST DIAGNOSTICS CLINICAL LABORATORIES INC — SPRINGFIELD, OR — 1 federal record
- QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC. — AURORA, CO — 1 federal record
- AMERIPATH — ARLINGTON, TX — 1 federal record
- QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC. — BRISTOL, TN — 1 federal record
- QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC. — TUCKER, GA — 1 federal record
- UNILAB DBA QUEST DIAGNOSTICS — SACRAMENTO, CA — 1 federal record
- QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC. — JOHNSON CITY, TN — 1 federal record
Other employers in Medical Laboratories within CA
- QUEST DIAGNOSTICS INCORPORATED — SAN JUAN CAPISTRANO — 3 federal records
- QUEST DIAGNOSTICS INCORPORATED — LOS ANGELES — 2 federal records
- QUEST DIAGNOSTICS INCORPORATED — SANGER — 2 federal records
- SHARP HEALTHCARE — SAN DIEGO — 2 federal records
- LABORATORY CORPORATION OF AMERICA HOLDINGS — TULARE — 2 federal records
- QUEST DIAGNOSTICS, INC. — VALENCIA — 2 federal records
- THE PERMANENTE MEDICAL GROUP, INC. — SAN JOSE — 2 federal records
- VARIAN MEDICAL SYSTEMS, INC — ROSEVILLE — 2 federal records
- ASSOCIATED PATHOLOGY MEDICAL GROUP, INC. — LOS GATOS — 1 federal record
- TRELLIS BIOSCIENCE LLC — SOUTH SAN FRANCISCO — 1 federal record
Industry context
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 2.6 for the medical laboratories sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.1.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 22 years.
Frequently Asked Questions
- What is UNILAB/QUEST DIAGNOSTICS's OSHA violation history?
- UNILAB/QUEST DIAGNOSTICS has 1 OSHA inspection on record with 0 violations and $0 in total penalties.
- How does UNILAB/QUEST DIAGNOSTICS's safety record compare to its industry?
- UNILAB/QUEST DIAGNOSTICS operates in the medical laboratories industry. The industry average Total Recordable Incident Rate (TRIR) is 2.6.
About this data
This profile aggregates federal enforcement records on UNILAB/QUEST DIAGNOSTICS of GLENDALE, CA from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 2, 2026. UNILAB/QUEST DIAGNOSTICS resolves to the parent rollup QUEST DIAGNOSTICS INC, which operates 40 establishments in our dataset.
This profile may be incomplete if UNILAB/QUEST DIAGNOSTICSoperates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.