021X08RBypass Thoracic Aorta, Ascending/Arch to Left Pulmonary Artery with Zooplastic Tissue, Open Approach
- Billable / Specific Code
021X08R is a billable ICD-10-PCS procedure code for Bypass Thoracic Aorta, Ascending/Arch to Left Pulmonary Artery with Zooplastic Tissue, Open Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 270, 271, 272. The root operation Bypass involves altering the route of passage of the contents of a tubular body part.
Code Identity
PCS Table Breakdown
Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | 0 | Medical and Surgical |
| 2 | Body System | 2 | Heart and Great Vessels |
| 3 | Operation | 1 | Bypass |
| 4 | BodyPart | X | Thoracic Aorta, Ascending/Arch |
| 5 | Approach | 0 | Open |
| 6 | Device | 8 | Zooplastic Tissue |
| 7 | Qualifier | R | Pulmonary Artery, Left |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 021X08R under the General Equivalence Mappings.
Code History
- 021W0KR — Bypass Thor Aorta Desc to L Pulm Art w Nonaut Sub, Open
Similar Procedure Codes
Questions About 021X08R
Is 021X08R a billable code?
Yes. 021X08R is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Thoracic Aorta, Ascending/Arch to Left Pulmonary Artery with Zooplastic Tissue, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 021X08R mean?
021X08R breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 2 is the Body System (Heart and Great Vessels); the 3rd character 1 is the Operation (Bypass); the 4th character X is the BodyPart (Thoracic Aorta, Ascending/Arch); the 5th character 0 is the Approach (Open); the 6th character 8 is the Device (Zooplastic Tissue); the 7th character R is the Qualifier (Pulmonary Artery, Left).
What MS-DRG does 021X08R group to?
On an inpatient stay, Bypass Thoracic Aorta, Ascending/Arch to Left Pulmonary Artery with Zooplastic Tissue, Open Approach maps to MS-DRGs 270, 271, 272, with relative weights from 2.5530 to 5.2763. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 021X08R?
Under the General Equivalence Mappings, Bypass Thoracic Aorta, Ascending/Arch to Left Pulmonary Artery with Zooplastic Tissue, Open Approach crosswalks to ICD-9-PCS 39.0. The mapping is approximate, so confirm it fits the documentation.
