2025 ICD-10-PCS Procedure Code 021L4Z9
- Bypass Ventricle, Left to Internal Mammary, Left with No Device, Percutaneous Endoscopic Approach
- ICD-10-PCS 021L4Z9 is a specific/billable code that can be used to indicate a procedure.
endoscopic
percutaneous
internal
bypass
| Section | 0 - Medical and Surgical |
| Body System | 2 - Heart and Great Vessels |
| Operation | 1 - Bypass - Altering the route of passage of the contents of a tubular body part |
| Body Part | L - Ventricle, Left |
| Approach | 4 - Percutaneous Endoscopic |
| Device | Z - No Device |
| Qualifier | 9 - Internal Mammary, Left |