AHA Coding Clinic® for ICD-9 - 2004 Issue 1; Ask the Editor

Coronary Angioplasty with Stent Insertion into Branch Vessels

A percutaneous transluminal coronary angioplasty (PTCA) is performed with stent insertion of the left circumflex. The physician also placed a stent in the obtuse marginal and the posterior descending. The physician placed a total of 3 stents and only states a PTCA of the left circumflex. The other two vessels are smaller ones that branch off from the left circumflex. Since a PTCA is inherent in the placement of a stent, would this be considered a multivessel PTCA (36.05) because there is more than one vessel stented, or a single vessel PTCA (36.01) because only one main branch is stented? ...

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