Coding experts Alicia and Laureen from CCO review the new 2025 ICD-10-CM code changes.
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BA84 Chronic total occlusion of coronary artery International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01 A chronic total occlusion of coronary artery is defined as the complete obstruction of a coronary artery or coronary arteries, exhibiting a TIMI flow score of zero or one, with an occlusion duration of greater than 3 months.
exclusions postcoordination Add Stem and/or Extension codes to form a cluster code which adds detail to the condition.
Specific anatomy - multiple selections are allowed [select] XA7NQ7 Left anterior descending coronary artery – XA2N78 Diagonal branches of left anterior descending coronary artery –– XA20E5 D1 - first diagonal branch –– XA86J1 D2 - second diagonal branch –– XA5SR3 D3 - third diagonal branch XA1SH6 Left obtuse marginal artery XA3QP2 Ramus intermedius artery XA5LW8 Septal artery XA2QX7 Right coronary artery XA1LL7 Right acute marginal artery XA81T7 Posterior interventricular artery XA8PS0 Posterolateral artery XA7TB5 Sinoatrial nodal artery XA3B03 Coronary arteries XA0F62 Left main coronary artery XA9FX9 Left circumflex artery Has causing condition - a selection is required - multiple selections are allowed [select] BA52 Coronary atherosclerosis – BA52.0 Coronary atherosclerosis of native coronary artery – BA52.1 Coronary atherosclerosis of autologous bypass graft – BA52.2 Coronary atherosclerosis of non-autologous bypass graft – BA52.Z Coronary atherosclerosis, unspecified site –– BA52.10 Coronary atherosclerosis of arterial autologous bypass graft –– BA52.11 Coronary atherosclerosis of venous autologous bypass graft –– BA52.1Z Coronary atherosclerosis of unspecified autologous bypass graft
synonyms Chronic total occlusion of coronary artery complete occlusion of coronary artery total occlusion of coronary artery
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