Billing and insurance

CLIA medical abbreviation

CLIA means "Clinical Laboratory Improvement Amendments".

Each meaning matched at least two public references (4 in all for CLIA), checked October 23, 2026. The table lists them.

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Meaning	Latin origin	Where used	Checked against
Clinical Laboratory Improvement Amendments	None	Billing, Claims	NCI Thesaurus, including CDISC SDTM terminology (NCI EVS) NLM SPECIALIST Lexicon abbreviations file (LRABR) FDA Acronyms and Abbreviations Federal agency program pages (CMS, Medicare.gov, SSA, IRS, OIG, HHS, DOL, HRSA, FDA, CDC) and healthcare.gov glossary

Sample lab certificate: "CLIA number."

A made-up line that shows the abbreviation in place. It is not about any patient and is not an instruction.

What does CLIA mean in medical terms?

CLIA means "Clinical Laboratory Improvement Amendments".

Where is CLIA used?

CLIA shows up in billing and claims. Its category here is billing and insurance.

Is CLIA on the Joint Commission Do Not Use list?

No. CLIA is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.