NCCI edits for 83021
Code page: https://localishealth.com/cpt/83021
NCCI release: 2026 C
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)
96523    83021 is Column One, 96523 is Column Two—96523 denies

BILLABLE TOGETHER ONLY WHEN AN NCCI-ASSOCIATED MODIFIER IS APPROPRIATE (modifier indicator 1)
80503    83021 is Column One, 80503 is Column Two—80503 denies
80504    83021 is Column One, 80504 is Column Two—80504 denies
80505    83021 is Column One, 80505 is Column Two—80505 denies
80506    83021 is Column One, 80506 is Column Two—80506 denies

MUE units per patient per date of service: not published