Establishment profile
QUEST DIAGNOSTICS INC.
101 SOUTH SAN MATEO DR., SAN MATEO, CA, 94401
Operated by Quest Diagnostics · 1 of 151 establishments
621511 — Medical Laboratories
Summary
QUEST DIAGNOSTICS INC. has accumulated 2 OSHA violations across 1 inspection over 23 years of recorded history, with $200 in total assessed penalties.
The establishment sits in the 52nd percentile for violations within its industry-state peer group of 125 employers. The most recent enforcement activity was recorded 23 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
QUEST DIAGNOSTICS INC. appears in OSHA workplace safety, NLRB labor relations, and UVA Corporate Prosecution Registry records only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
100% of inspections at this establishment produced violations,
Most-cited OSHA standards
Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 2 distinct standards shown · 2 citations in this view · $200 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 5193 F02 D | 1 | 1 | $100 | Mar 2003 | Mar 2003 |
| 5193 H01 B | 1 | 1 | $100 | Mar 2003 | Mar 2003 |
Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.
Peer comparison
Above average violations in NAICS 6215 within CA. Peer group: 125 employers. This establishment has 2 OSHA violations; peer median is 1.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for QUEST DIAGNOSTICS INC.. Verify directly with OSHA Injury Tracking Application →
Industry benchmark
BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.
Inspection breakdown
Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for QUEST DIAGNOSTICS INC.. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 23+ years. Most recent activity: 23 years ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for QUEST DIAGNOSTICS INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
No MSHA mine safety violations on file for QUEST DIAGNOSTICS INC.. Verify directly with Mine Safety and Health Administration →
Labor relations (NLRB)
Company-level in CA — for Quest Diagnostics, not this location alone
National Labor Relations Board — unfair labor practice charges and union representation cases. The NLRB records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other Quest Diagnostics locations in the same state.
NLRB cases
National Labor Relations Board cases involving this employer. Includes unfair labor practice (ULP) filings and representation election proceedings. NLRB enforcement is process-driven; no per-case monetary penalty is assessed (remedies are case-by-case backpay orders, posting requirements, election re-runs, etc.). 7 cases · 4 ULP · 3 representation
| Case number | Type | Filed | Closed | Status | Region |
|---|---|---|---|---|---|
| 21-RM-327726 | Representation election | Oct 2023 | Oct 2023 | Closed | Region 21, Los Angeles, California |
| 21-RC-326900 | Representation election | Sep 2023 | Nov 2023 | Closed | Region 21, Los Angeles, California |
| 21-RD-194404 | Representation election | Mar 2017 | Mar 2017 | Closed | Region 21, Los Angeles, California |
| 32-CA-068390 | Unfair labor practice | Nov 2011 | Dec 2011 | Closed | Region 32, Oakland, California |
| 20-CA-063914 | Unfair labor practice | Sep 2011 | Apr 2012 | Closed | Region 20, San Francisco, California |
| 20-CA-035650 | Unfair labor practice | Jul 2011 | Apr 2012 | Closed | Region 20, San Francisco, California |
| 32-CA-025588 | Unfair labor practice | Feb 2011 | Mar 2011 | Closed | Region 32, Oakland, California |
Source: NLRB case files. Rows shown are those the agency has published. Region numbers (1–31) correspond to NLRB's geographic offices.
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for QUEST DIAGNOSTICS INC.. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for QUEST DIAGNOSTICS INC.. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
First case: 2009-04-15. Most recent: 2009-04-15. Source: UVA Corporate Prosecution Registry — federal pleas, DPAs, and NPAs.
Federal contracts
No federal contracts are recorded to this specific location.
Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.
Federal contract activity for the parent corporation. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2003-01-14 | Complaint | 2 | — | $200 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Part of a larger organization
QUEST DIAGNOSTICS INC. is one of 151 establishments rolled up under the parent organization Quest Diagnostics.
Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Quest Diagnostics across all 151 of its tracked locations is viewable on the parent profile.
Other employers in this industry and state
Other employers in medical laboratories within CA, ordered by federal enforcement volume:
- QUEST DIAGNOSTICS INCORPORATEDSAN JUAN CAPISTRANO — 3 federal enforcement records
- QUEST DIAGNOSTICS, INC.VALENCIA — 2 federal enforcement records
- QUEST DIAGNOSTICS INCORPORATEDLOS ANGELES — 2 federal enforcement records
- SHARP HEALTHCARESAN DIEGO — 2 federal enforcement records
- LABORATORY CORPORATION OF AMERICA HOLDINGSTULARE — 2 federal enforcement records
- QUEST DIAGNOSTICS INCORPORATEDSANGER — 2 federal enforcement records
- MERCY GENERAL HOSPITALSACRAMENTO — 2 federal enforcement records
- AMBRY GENETICS CORPORATIONALISO VIEJO — 2 federal enforcement records
- SPECTRA LABORATORIESFREMONT — 1 federal enforcement record
- TRELLIS BIOSCIENCE LLCSOUTH SAN FRANCISCO — 1 federal enforcement record
Other locations under this parent
Other establishments operated by Quest Diagnostics, ordered by federal enforcement volume:
- QUEST DIAGNOSTICS INCORPORATEDSAN JUAN CAPISTRANO, CA — 3 federal enforcement records
- QUEST DIAGNOSTICSLENEXA, KS — 3 federal enforcement records
- QUEST DIAGNOSTICSSCHAUMBURG, IL — 3 federal enforcement records
- QUEST DIAGNOSTICS INCORPORATEDLOS ANGELES, CA — 2 federal enforcement records
- QUEST DIAGNOSTICS INCORPORATEDHAMDEN, CT — 2 federal enforcement records
- Quest DiagnosticsARLINGTON, TX — 2 federal enforcement records
- QUEST DIAGNOSTICSDENVER, CO — 2 federal enforcement records
- QUEST DIAGNOSTICS INCORPORATEDSANGER, CA — 2 federal enforcement records
- Quest DiagnosticsCYPRESS, TX — 2 federal enforcement records
- QUEST DIAGNOSTICSNEW LONDON, CT — 2 federal enforcement records
Related searches
- All Quest Diagnostics locationsParent rollup
- Medical LaboratoriesAll employers in this industry
- Employers in CAState-wide enforcement data
- Medical Laboratories in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on QUEST DIAGNOSTICS INC. from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. This establishment resolves to the parent rollup Quest Diagnostics, which operates 151 establishments in our dataset.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
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Contact sales →Frequently asked
- What is QUEST DIAGNOSTICS INC.'s OSHA violation history?
- QUEST DIAGNOSTICS INC. has 1 OSHA inspection on record with 2 violations and $200 in total penalties.
- How does QUEST DIAGNOSTICS INC.'s safety record compare to its industry?
- QUEST DIAGNOSTICS INC. operates in the medical laboratories industry. The industry average Total Recordable Incident Rate (TRIR) is 2.6.