Billing and insurance

LIS medical abbreviation

LIS means "low-income subsidy".

Each meaning matched at least two public references (2 in all for LIS), checked October 23, 2026. The table lists them.

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Meaning	Latin origin	Where used	Checked against
low-income subsidy	None	Billing, Claims	CMS Acronyms Federal agency program pages (CMS, Medicare.gov, SSA, IRS, OIG, HHS, DOL, HRSA, FDA, CDC) and healthcare.gov glossary

Sample plan document heading: "LIS."

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

What does LIS mean in medical terms?

LIS means "low-income subsidy".

Where is LIS used?

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

Is LIS on the Joint Commission Do Not Use list?

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