Extracorporeal (XY) ICD-10-PCS
The XY body system covers New Technology procedures on extracorporeal, with 8 ICD-10-PCS codes across 1 root operations, 6 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 1 operations · 8 codes
| Chars 1–3 | Root Operation | Codes | Billable |
|---|---|---|---|
| XY0 | IntroductionPutting in or on a therapeutic, diagnostic, nutritional, physiological or prophylactic substance except blood or blood products | 8 | 6 |
The info icon shows the official root operation definition and previews the codes in that range.
About the XY Body System
The ICD-10-PCS root operation Extracorporeal (Characters XY) pertains to procedures performed outside the body in the New Technology section. This operation involves using external devices or techniques to accomplish therapeutic or diagnostic goals without entering body cavities.
An example within this classification is the code XY0, which describes the Introduction of a therapeutic, diagnostic, nutritional, physiological, or prophylactic substance, excluding blood or blood products, through extracorporeal means. This procedure highlights the administration of substances via external circuits or devices, reflecting advanced treatment methods that supplement or replace traditional intracorporeal approaches. Understanding these specific extracorporeal procedure codes is essential for accurately documenting innovative techniques that rely on external intervention rather than direct body access.
Questions About This Page
How many codes are in the XY body system?
The XY body system contains 8 ICD-10-PCS codes in FY 2026, organized into 1 root operations. 6 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.
