QUEST DIAGNOSTICS MASSACHUSETTS, LLC is a testing laboratories and services employer in MARLBOROUGH, MA. Federal records show 2 OSHA inspections with 2 violations and $7,500 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 1, 2026.
QUEST DIAGNOSTICS MASSACHUSETTS, LLC
200 FOREST STREET, MARLBOROUGH, MA, 01752
Industry Benchmark
Data Insights
Federal Criminal Prosecution Record
Inspection Breakdown
Peer Comparison
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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
QUEST DIAGNOSTICS MASSACHUSETTS, LLC 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 QUEST DIAGNOSTICS MASSACHUSETTS, LLC 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 Testing Laboratories and Services within MA
- SPECTRUM ANALYTICAL, INC. — AGAWAM — 2 federal records
- U T S OF MASS., INC. — STONEHAM — 1 federal record
- CLINICAL SCIENCE LABORATORY, INC — QUINCY — 1 federal record
- PACE ANALYTICAL SERVICES, LLC — EAST LONGMEADOW — 1 federal record
- MASSACHUSETTS DEPARTMENT OF PUBLIC HEALTH, JAMAICA PLAIN CAMPUS/STATE PUBLIC HEALTH LABORATORY — BOSTON — 1 federal record
- ALPHA ANALYTICAL, INC — WESTBOROUGH — 1 federal record
- SIEMENS HEALTHCARE DIAGNOSTICS INC. — EAST WALPOLE — 1 federal record
- PCI SYNTHESIS INC. — DEVENS — 1 federal record
- GEOCHRON LABORATORIES — CAMBRIDGE
- U T S OF MASS., INC. — NORTON
Industry context
Within the testing laboratories and services industry in MA, QUEST DIAGNOSTICS MASSACHUSETTS, LLC ranks in the 82th percentile of OSHA violation frequency across 126 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 94th percentile of the same peer group. Inspection frequency ranks in the 90th percentile.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 0.9 for the testing laboratories and services sector, with a Days Away, Restricted, or Transferred (DART) rate of 0.6.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 24 months.
Frequently Asked Questions
- What is QUEST DIAGNOSTICS MASSACHUSETTS, LLC's OSHA violation history?
- QUEST DIAGNOSTICS MASSACHUSETTS, LLC has 2 OSHA inspections on record with 2 violations and $7,500 in total penalties.
- How does QUEST DIAGNOSTICS MASSACHUSETTS, LLC's safety record compare to its industry?
- QUEST DIAGNOSTICS MASSACHUSETTS, LLC operates in the testing laboratories and services industry. The industry average Total Recordable Incident Rate (TRIR) is 0.9.
About this data
This profile aggregates federal enforcement records on QUEST DIAGNOSTICS MASSACHUSETTS, LLC of MARLBOROUGH, MA from 17 federal data sources. Records were found in 4 sources: OSHA workplace safety inspections, UVA Corporate Prosecution Registry, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 13 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, SEC enforcement.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 1, 2026. QUEST DIAGNOSTICS MASSACHUSETTS, LLC resolves to the parent rollup QUEST DIAGNOSTICS INC, which operates 40 establishments in our dataset.
This profile may be incomplete if QUEST DIAGNOSTICS MASSACHUSETTS, LLCoperates 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.