Cardiology Prior Authorization and Denial Guide

Prior authorization requirements, denial patterns, and appeal strategies for cardiac services, grounded in Aetna CPB #0008, CPB #0585, CPB #0610, CPB #0826, CPB #0165, CPB #0228, UHC Coverage Determination Guidelines, ACC/AHA Appropriate Use Criteria, Cigna Medical Coverage Policies, eviCore cardiac imaging criteria, and AIM Specialty Health cardiac guidelines.

Echocardiography: payers require documentation of the clinical indication (symptoms, physical exam findings, or prior test result) matching the covered diagnosis list in the applicable LCD or CDG. Transthoracic echocardiogram (CPT 93306) requires a new or changed clinical indication for repeat studies within 12 months at most payers. Stress echocardiography (CPT 93350/93351) requires a positive or equivocal exercise history and documented intermediate pre-test probability for commercial payers; Medicare follows LCD L36166. Cardiac catheterization (CPT 93454–93461) requires prior authorization from most commercial payers and must document prior non-invasive testing results and symptoms refractory to medical management.

Device implants: pacemaker and ICD implantation requires prior authorization from all major commercial payers. Aetna follows CPB #0826 (Implantable Cardioverter Defibrillators) — documentation must include LVEF measured within 3 months, optimal medical therapy trial, and electrophysiology study results where indicated. UHC ICD criteria align with ACC/AHA guidelines. Medicare follows NCD 20.4 for ICD and NCD 20.8 for pacemakers, which specify the qualifying arrhythmia conditions and LVEF thresholds.

• All specialty guides
• Appeal Letter Builder — cardiology denial appeals
• Denial Decoder — cardiology CARC code decision trees
• Payer profiles — prior auth portal routing