Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation; with catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) including intraprocedural injection(s) for bypass graft angiography, when performed

CPT 93456 is the billing code for "Catheter placement in coronary artery(s) for coronary angiography, including intraprocedural injection(s) for coronary angiography, imaging supervision and interpretation; with catheter placement(s) in bypass graft(s) (internal mammary, free arterial, venous grafts) including intraprocedural injection(s) for bypass graft angiography, when performed". For cardiac catheterization with coronary angiography and bypass graft angiography

Medicare pays approximately $1040.59 for CPT 93456 (national average). Actual payment varies by geographic location due to GPCI adjustments. Hospital and commercial insurance rates are typically 2-4x higher than Medicare rates.

CPT 93456 has a total RVU of 24.45, broken down as: Work RVU 9.50, Practice Expense RVU 14.00, and Malpractice RVU 0.95. RVUs (Relative Value Units) determine Medicare reimbursement rates.

Key documentation requirements for CPT 93456 include: Indication for cardiac catheterization; Coronary anatomy findings; Bypass graft anatomy and patency; Graft angiography findings. Missing or incomplete documentation is a leading cause of claim denials for this code.

Bundling considerations for CPT 93456: Includes coronary angiography. Includes bypass graft angiography Use an NCCI bundling checker to verify specific code combinations before billing.

Common modifiers for CPT 93456 include: 26 (Professional component only (interpretation)), TC (Technical component only (equipment/staff)), 59 (Distinct procedural service if performed separately). Modifiers indicate special circumstances and can affect reimbursement or prevent claim denials.

The typical time requirement for CPT 93456 is 40-70 minutes typical procedure time. Time-based codes require documentation of the actual time spent providing the service.