07B90ZXExcision of Left Internal Mammary Lymphatic, Open Approach, Diagnostic
- Billable / Specific Code
07B90ZX is a billable ICD-10-PCS procedure code for Excision of Left Internal Mammary Lymphatic, Open Approach, Diagnostic. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 15 MS-DRGs. The root operation Excision involves cutting out or off, without replacement, a portion of a 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 | 7 | Lymphatic and Hemic Systems |
| 3 | Operation | B | Excision |
| 4 | BodyPart | 9 | Lymphatic, Internal Mammary, Left |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 7 | Qualifier | X | Diagnostic |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 07B90ZX under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 07B90ZX
Is 07B90ZX a billable code?
Yes. 07B90ZX is a complete seven-character ICD-10-PCS code, specific enough to report Excision of Left Internal Mammary Lymphatic, Open Approach, Diagnostic on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 07B90ZX mean?
07B90ZX breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 7 is the Body System (Lymphatic and Hemic Systems); the 3rd character B is the Operation (Excision); the 4th character 9 is the BodyPart (Lymphatic, Internal Mammary, Left); the 5th character 0 is the Approach (Open); the 6th character Z is the Device (No Device); the 7th character X is the Qualifier (Diagnostic).
What MS-DRG does 07B90ZX group to?
On an inpatient stay, Excision of Left Internal Mammary Lymphatic, Open Approach, Diagnostic maps to MS-DRGs 040, 041, 042, 515, 516, 517, 579, 580, 581, 628, 629, 630, 802, 803, 804, with relative weights from 1.3560 to 3.9841. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 07B90ZX?
Under the General Equivalence Mappings, Excision of Left Internal Mammary Lymphatic, Open Approach, Diagnostic crosswalks to ICD-9-PCS 40.11. The mapping is approximate, so confirm it fits the documentation.
