2W4 Packing - Anatomical Regions ICD-10-PCS
The 2W4 code range contains 31 ICD-10-PCS codes for Packing procedures on the anatomical regions. 30 of the codes are billable and valid for inpatient claim submission in fiscal year 2026.
Root Operation Definition
Packing: Putting material in a body region or orifice.
Codes in the 2W4 Range 31 codes · 30 billable
- 2W4 Placement, Anatomical Regions, PackingNon-billable header
- 2W40X5Z Packing of Head using Packing Material
- 2W41X5Z Packing of Face using Packing Material
- 2W42X5Z Packing of Neck using Packing Material
- 2W43X5Z Packing of Abdominal Wall using Packing Material
- 2W44X5Z Packing of Chest Wall using Packing Material
- 2W45X5Z Packing of Back using Packing Material
- 2W46X5Z Packing of Right Inguinal Region using Packing Material
- 2W47X5Z Packing of Left Inguinal Region using Packing Material
- 2W48X5Z Packing of Right Upper Extremity using Packing Material
- 2W49X5Z Packing of Left Upper Extremity using Packing Material
- 2W4AX5Z Packing of Right Upper Arm using Packing Material
- 2W4BX5Z Packing of Left Upper Arm using Packing Material
- 2W4CX5Z Packing of Right Lower Arm using Packing Material
- 2W4DX5Z Packing of Left Lower Arm using Packing Material
- 2W4EX5Z Packing of Right Hand using Packing Material
- 2W4FX5Z Packing of Left Hand using Packing Material
- 2W4GX5Z Packing of Right Thumb using Packing Material
- 2W4HX5Z Packing of Left Thumb using Packing Material
- 2W4JX5Z Packing of Right Finger using Packing Material
- 2W4KX5Z Packing of Left Finger using Packing Material
- 2W4LX5Z Packing of Right Lower Extremity using Packing Material
- 2W4MX5Z Packing of Left Lower Extremity using Packing Material
- 2W4NX5Z Packing of Right Upper Leg using Packing Material
- 2W4PX5Z Packing of Left Upper Leg using Packing Material
- 2W4QX5Z Packing of Right Lower Leg using Packing Material
- 2W4RX5Z Packing of Left Lower Leg using Packing Material
- 2W4SX5Z Packing of Right Foot using Packing Material
- 2W4TX5Z Packing of Left Foot using Packing Material
- 2W4UX5Z Packing of Right Toe using Packing Material
- 2W4VX5Z Packing of Left Toe using Packing Material
About the 2W4 Code Range
The ICD-10-PCS root operation Packing (code 2W4) refers to the placement of a material into an anatomical region. This procedure aims to fill or tightly pack a body part, often to control bleeding, support tissue, or maintain structure. It falls under the Placement classification.
Within this operation, packing can be performed on various body parts, using specific codes to indicate the exact location. For example, there are dedicated codes for packing the Head (2W40X5Z), Face (2W41X5Z), and Neck (2W42X5Z). The procedure extends to other areas such as the Abdominal Wall, Chest Wall, Back, and limbs including the Right Upper Arm (2W48X5Z) and Left Lower Leg (2W4RX5Z). Each code specifies that the packing is performed using packing material, ensuring precise documentation. Understanding and applying these ICD-10-PCS packing codes is crucial for accurately detailing procedural placement in clinical records.
Questions About This Page
How many billable codes are in the 2W4 range?
Of the 31 codes in this range, 30 are billable and valid for inpatient claim submission from October 1, 2025 through September 30, 2026. Table header codes group them but cannot be reported on claims.
What does the 2W4 range classify?
The range classifies Packing procedures, putting material in a body region or orifice, performed on the anatomical regions. Each code adds the body part, approach, device, and qualifier in characters four through seven, and links to its own reference page.
Related References
Source: CMS FY 2026 ICD-10-PCS order file and code tables, effective October 1, 2025 through September 30, 2026.
