NCCI edits for A9550
Code page: https://localishealth.com/hcpcs/A9550
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)
78018    78018 is Column One, A9550 is Column Two—A9550 denies
78290    78290 is Column One, A9550 is Column Two—A9550 denies
78306    78306 is Column One, A9550 is Column Two—A9550 denies
78452    78452 is Column One, A9550 is Column Two—A9550 denies
78472    78472 is Column One, A9550 is Column Two—A9550 denies
78579    78579 is Column One, A9550 is Column Two—A9550 denies
78580    78580 is Column One, A9550 is Column Two—A9550 denies
78582    78582 is Column One, A9550 is Column Two—A9550 denies
A9512    A9550 is Column One, A9512 is Column Two—A9512 denies

BILLABLE TOGETHER ONLY WHEN AN NCCI-ASSOCIATED MODIFIER IS APPROPRIATE (modifier indicator 1)

MUE units per patient per date of service: 1