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Department of Health and Human Services NAICS 541990 and PSC H999 contractors in District of Columbia
All Other Professional, Scientific, and Technical Services. OTHER QC/TEST/INSPECT- MISCELLANEOUS. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.
District of Columbia · Department of Health and Human Services
Last updated: April 7, 2026
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1
Mapped obligations
$119,564
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4 filters
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