03700FZDilation of Right Internal Mammary Artery with Three Intraluminal Devices, Open Approach
- Billable / Specific Code
03700FZ is a billable ICD-10-PCS procedure code for Dilation of Right Internal Mammary Artery with Three Intraluminal Devices, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRGs 252, 253, 254. 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 | 3 | Upper Arteries |
| 3 | Operation | 7 | Dilation |
| 4 | BodyPart | 0 | Internal Mammary Artery, Right |
| 5 | Approach | 0 | Open |
| 6 | Device | F | Intraluminal Device, Three |
| 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:
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Code History
- 03700DZ — Dilation of R Int Mamm Art with Intralum Dev, Open Approach
Similar Procedure Codes
Questions About 03700FZ
Is 03700FZ a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Dilation of Right Internal Mammary Artery with Three Intraluminal Devices, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 03700FZ mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 3 is the Body System (Upper Arteries); the 3rd character 7 is the Operation (Dilation); the 4th character 0 is the BodyPart (Internal Mammary Artery, Right); the 5th character 0 is the Approach (Open); the 6th character F is the Device (Intraluminal Device, Three); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 03700FZ group to?
On an inpatient stay, Dilation of Right Internal Mammary Artery with Three Intraluminal Devices, Open Approach maps to MS-DRGs 252, 253, 254, with relative weights from 1.7961 to 3.4822. The MS-DRG sets the fixed Medicare payment for the stay.
