2025 ICD-10-CM Procedure Code 021X0AD
Bypass Thoracic Aorta, Ascending/Arch to Carotid with Autologous Arterial Tissue, Open Approach
- ICD-10-PCS Code:
- 021X0AD
- ICD-10-PCS Code for:
- Bypass Thor Aorta Asc to Carotid w Autol Art, Open
- Is Billable?
- Yes - Valid for Submission
- Code Navigator:
021X0AD is a billable procedure code used to specify the performance of bypass thoracic aorta, ascending/arch to carotid with autologous arterial tissue, open approach. The code is valid for the year 2025 for the submission of HIPAA-covered transactions. The procedure code involves altering the route of passage of the contents of a tubular body part. Procedure code explanation: rerouting contents of a body part to a downstream area of the normal route, to a similar route and body part, or to an abnormal route and dissimilar body part. includes one or more anastomoses, with or without the use of a device coronary artery bypass, colostomy formation
021X0AD PCS Table
In an PCS table each code is represented by up seven alphanumeric characters, with each character in the table respresenting different aspects of the procedure. In the table provided below, each row represents an individual character and includes information about the character's position, designation, label, and procedure notes. For this PCS table the procedure code is in the medical and surgical section and is part of the heart and great vessels body system, classified under bypass operation. The applicable bodypart for this procedure code is thoracic aorta, ascending/arch.
| Position | Designation | Character | Label | Procedures Notes |
|---|---|---|---|---|
| 1 | Section | 0 | Medical and Surgical | |
| 2 | Body System | 2 | Heart and Great Vessels | |
| 3 | Operation | 1 | Bypass | Involves: Explanation:
|
| 4 | BodyPart | X | Thoracic Aorta, Ascending/Arch | Includes:
|
| 5 | Approach | 0 | Open | Involves: |
| 6 | Device | A | Autologous Arterial Tissue | |
| 7 | Qualifier | D | Carotid |
Replacement Code
021X0AD replaces the following previously assigned ICD-10-PCS code(s):
- 021W0AD - Bypass Thor Aorta Desc to Carotid w Autol Art, Open
- 021W0AD - Bypass Thor Aorta Desc to Carotid w Autol Art, Open
- 021W0AD - Bypass Thor Aorta Desc to Carotid w Autol Art, Open
- 021W0AD - Bypass Thor Aorta Desc to Carotid w Autol Art, Open
- 021W0AD - Bypass Thor Aorta Desc to Carotid w Autol Art, Open
- 021W0AD - Bypass Thor Aorta Desc to Carotid w Autol Art, Open
Clinical Classification
Heart and great vessel bypass procedures
CCSR Code: CAR013
Clinical Domain: Cardiovascular Procedures CAR contains 29 categories that include cardiovascular procedures such as percutaneous coronary intervention (PCI), coronary artery bypass graft (CABG), and aneurysm repair procedures.
Convert to ICD-9-PCS
Below are the ICD-9=PCS code(s) that most closely match this ICD-10-PCS code, based on the General Equivalence Mappings (GEMs). This ICD-10-PCS to ICD-9-PCS crosswalk tool is helpful for coders who need to reference legacy diagnosis codes for audits, historical claims, or approximate code comparisons.
ICD-9-PCS Code
Code: 3922
Approximate Flag: This is an approximate match. The ICD-9-PCS code reflects a close but not exact equivalent of the ICD-10-PCS procedure.
Other ICD-10-PCS Codes Used for Bypass Thoracic Aorta, Ascending/Arch
What is ICD-10-PCS?
The ICD-10 Procedure Coding System (ICD-10-PCS) is a catalog of procedural codes used by medical professionals for hospital inpatient healthcare settings. The Centers for Medicare and Medicaid Services (CMS) maintain the catalog in the U.S. releasing yearly updates. The 2025 ICD-10-PCS codes are to be used for discharges occurring from October 1, 2024 through September 30, 2025.
Each ICD-10-PCS code has a structure of seven alphanumeric characters and contains no decimals. The first character defines the major "section". Depending on the "section" the second through seventh characters mean different things.
