As most medical practices are aware, not all cases are easy to navigate using the latest medical standards. The information below highlights a complicated cardio surgical case with an detailed cardio case, correct CPT and ICD-10 codes. Do you have a complicated surgery case need help with coding? RT Welter would love to help! please upload the operative note by clicking on the link below. Remember to remove ALL patient protected health information and organization identifiers. RT Welter will not use any medical records submitted in which PHI is not removed and protected. Click Here To Submit Redacted Surgery Case Study. Click Here To Submit Redacted Surgery Case Study



  1. Left heart catheterization.
  2. Left ventricular angiography.
  3. Bilateral selective coronary artery angiography.
  4. Coronary artery bypass graft angiography x3.
  5. Coronary artery disease.


Prop for tricuspid valve surgery.

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Correct CPT and ICD-10 Codes with modifiers and units:

93459 (26 modifier) – Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation; with left heart catheterization including intraprocedural injection(s) for left ventriculography, when performed, catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) with bypass graft angiography

I25.10 – Atherosclerotic heart disease of native coronary artery without angina pectoris
I25.82 – Chronic total occlusion of coronary artery
I07.1 – Rheumatic tricuspid insufficiency