Gastrointestinal System (XD) ICD-10-PCS
The XD body system covers New Technology procedures on gastrointestinal system, with 14 ICD-10-PCS codes across 2 root operations, 10 of them billable in fiscal year 2026. Each root operation defines a distinct procedural objective, and the info icons show the official definition with a preview of the codes inside.
Root Operations in This Body System 2 operations · 14 codes
| Chars 1–3 | Root Operation | Codes | Billable |
|---|---|---|---|
| XD2 | MonitoringDetermining the level of a physiological or physical function repetitively over a periodof time | 10 | 8 |
| XDP | IrrigationPutting in or on a cleansing substance | 4 | 2 |
The info icon shows the official root operation definition and previews the codes in that range.
About the XD Body System
In the ICD-10-PCS system, the root operation XD refers to procedures involving the Gastrointestinal System under the New Technology section. This category includes specialized interventions such as monitoring and irrigation that support digestive system care without traditional surgical alteration.
The XD2 Monitoring code involves repetitively determining the level of a physiological or physical function of the gastrointestinal system over time, helping healthcare providers track conditions or treatment efficacy. Meanwhile, the XDP Irrigation code represents the introduction of a cleansing substance into the gastrointestinal tract to remove debris or toxins, facilitating improved organ function or preparation for further procedures. These codes emphasize the advanced and targeted approaches in gastrointestinal care, crucial for precise documentation and appropriate treatment planning within the ICD-10-PCS framework.
Questions About This Page
How many codes are in the XD body system?
The XD body system contains 14 ICD-10-PCS codes in FY 2026, organized into 2 root operations. 10 of them are billable on inpatient claims.
What is a root operation?
The root operation is the third character of every ICD-10-PCS code and names the objective of the procedure. Drainage takes fluid out, Excision cuts out a portion of a body part, and Resection removes all of one. Picking the right root operation is the central skill of PCS coding, so each one above carries its official CMS definition.
Related References
Source: CMS FY 2026 ICD-10-PCS order file and code tables, effective October 1, 2025 through September 30, 2026.
