NCCI edits for 81517 Code page: https://localishealth.com/cpt/81517 NCCI release: 2026 D Source: https://www.cms.gov/medicare/coding-billing/national-correct-coding-initiative-ncci-edits NOT SEPARATELY PAYABLE TOGETHER—NO NCCI-ASSOCIATED MODIFIER BYPASSES THE EDIT (modifier indicator 0) BILLABLE TOGETHER ONLY WHEN AN NCCI-ASSOCIATED MODIFIER IS APPROPRIATE (modifier indicator 1) 0468U 0468U is Column One, 81517 is Column Two—81517 denies 83520 81517 is Column One, 83520 is Column Two—83520 denies MUE units per patient per date of service: 1