021Q49BBypass Right Pulmonary Artery from Subclavian with Autologous Venous Tissue, Percutaneous Endoscopic Approach
- Billable / Specific Code
021Q49B is a billable ICD-10-PCS procedure code for Bypass Right Pulmonary Artery from Subclavian with Autologous Venous Tissue, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 12 MS-DRGs. 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 | Q | Pulmonary Artery, Right |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | 9 | Autologous Venous Tissue |
| 7 | Qualifier | B | Subclavian |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 021Q49B under the General Equivalence Mappings.
Code History
- 02QQ4ZZ — Repair Right Pulmonary Artery, Perc Endo Approach
Similar Procedure Codes
Questions About 021Q49B
Is 021Q49B a billable code?
Yes. 021Q49B is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Right Pulmonary Artery from Subclavian with Autologous Venous Tissue, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 021Q49B mean?
021Q49B 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 Q is the BodyPart (Pulmonary Artery, Right); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character 9 is the Device (Autologous Venous Tissue); the 7th character B is the Qualifier (Subclavian).
What MS-DRG does 021Q49B group to?
On an inpatient stay, Bypass Right Pulmonary Artery from Subclavian with Autologous Venous Tissue, Percutaneous Endoscopic Approach maps to MS-DRGs 166, 167, 168, 252, 253, 254, 907, 908, 909, 957, 958, 959, with relative weights from 1.3127 to 7.6199. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 021Q49B?
Under the General Equivalence Mappings, Bypass Right Pulmonary Artery from Subclavian with Autologous Venous Tissue, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 39.0. The mapping is approximate, so confirm it fits the documentation.
