027F4ZZDilation of Aortic Valve, Percutaneous Endoscopic Approach
- Billable / Specific Code
027F4ZZ is a billable ICD-10-PCS procedure code for Dilation of Aortic Valve, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 231, 232, 273, 274. 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 Heart valve replacement and other valve procedures (non-endovascular).
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 | F | Aortic Valve |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | Z | No Device |
| 7 | Qualifier | Z | No Qualifier |
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 aortic valve, open the FY 2027 ICD-10-PCS Alphabetic Index at Dilation, then the subterms Valve, Aortic. The index leads to table 027, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 027F4ZZ.
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 027F4ZZ
Is 027F4ZZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Dilation of Aortic Valve, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 027F4ZZ 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 F is the BodyPart (Aortic Valve); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character Z is the Device (No Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 027F4ZZ group to?
On an inpatient stay, Dilation of Aortic Valve, Percutaneous Endoscopic Approach maps to MS-DRGs 231, 232, 273, 274, with relative weights from 3.3320 to 8.7749. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 027F4ZZ?
Under the General Equivalence Mappings, Dilation of Aortic Valve, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 35.96 (Percutaneous balloon valvuloplasty). The mapping is approximate, so confirm it fits the documentation.
