027R4DTDilation of Ductus Arteriosus with Intraluminal Device, Percutaneous Endoscopic Approach
- Billable / Specific Code
027R4DT is a billable ICD-10-PCS procedure code for Dilation of Ductus Arteriosus with Intraluminal Device, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 6 MS-DRGs. The root operation Dilation involves expanding an orifice or the lumen of a tubular body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Embolectomy, endarterectomy, and related vessel procedures (non-endovascular; excluding carotid).
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 | 7 | Dilation |
| 4 | BodyPart | R | Pulmonary Artery, Left |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | D | Intraluminal Device |
| 7 | Qualifier | T | Ductus Arteriosus |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code dilation of the left pulmonary artery, open the FY 2027 ICD-10-PCS Alphabetic Index at Dilation, then the subterms Artery, Pulmonary, Left. The index leads to table 027, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 027R4DT.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 027R4DT
Is 027R4DT a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Dilation of Ductus Arteriosus with Intraluminal Device, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 027R4DT mean?
The code 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 7 is the Operation (Dilation); the 4th character R is the BodyPart (Pulmonary Artery, Left); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character D is the Device (Intraluminal Device); the 7th character T is the Qualifier (Ductus Arteriosus).
What MS-DRG does 027R4DT group to?
On an inpatient stay, Dilation of Ductus Arteriosus with Intraluminal Device, Percutaneous Endoscopic Approach maps to MS-DRGs 270, 271, 272, 907, 908, 909, with relative weights from 1.3810 to 5.2665. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 027R4DT?
Under the General Equivalence Mappings, Dilation of Ductus Arteriosus with Intraluminal Device, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 37.49 (Other repair of heart and pericardium). The mapping is approximate, so confirm it fits the documentation.
