Anatomical Orifices (2Y) ICD-10-PCS
The 2Y body system covers Placement procedures on anatomical orifices, with 42 ICD-10-PCS codes across 3 root operations, 36 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 3 operations · 42 codes
| Chars 1–3 | Root Operation | Codes | Billable |
|---|---|---|---|
| 2Y0 | ChangeTaking out or off a device from a body part and putting back an identical or similar device in or on the same body part without cutting or puncturing the skin or a mucous membrane | 14 | 12 |
| 2Y4 | PackingPutting material in a body region or orifice | 14 | 12 |
| 2Y5 | RemovalTaking out or off a device from a body part | 14 | 12 |
The info icon shows the official root operation definition and previews the codes in that range.
About the 2Y Body System
The ICD-10-PCS root operation Anatomical Orifices (coded as 2Y) refers to procedures involving placement activities performed through natural body openings. This falls under the Placement section and encompasses various interventions that do not require incisions or punctures.
Within this classification, three main actions are identified: Change, which involves removing an existing device and placing a similar one via a natural orifice; Packing, which entails inserting material into a body orifice or region; and Removal, meaning taking out a device from a body part without cutting. For example, 2Y0 represents changing a device placed through an anatomical orifice, while 2Y4 codes for packing procedures, and 2Y5 denotes device removal performed through such openings. These distinct codes enable precise documentation of procedures involving natural orifices, critical for effective medical record-keeping and procedural clarity.
Questions About This Page
How many codes are in the 2Y body system?
The 2Y body system contains 42 ICD-10-PCS codes in FY 2026, organized into 3 root operations. 36 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.
