ICD-10-PCS Table: Imaging - Respiratory System - Ultrasonography

ICD-10-PCS Procedure Code Table (2025)

Table Summary for BB4

This page provides the details for ICD-10-PCS Table BB4: Imaging - Respiratory System - Ultrasonography. Use the interactive builder below, review all possible character options, or browse the complete list of valid 7-character codes to construct an inpatient procedure code for the 2025 coding year.

Build Procedure Code for Table BB4:

Current Code: BB4????


All Possible Options for Characters in Table BB4:

Char 4: Character 4
  • B - Pleura
  • C - Mediastinum
Char 5: Character 5
  • Z - None
Char 6: Character 6
  • Z - None
Char 7: Character 7
  • Z - None

Complete List of Valid 7-Character Codes for Table BB4:

No valid code combinations found or detailed axis definitions are missing for this table.

Understanding ICD-10-PCS Table BB4 (Ultrasonography of Respiratory System)

The ICD-10-PCS (Procedure Coding System) is utilized in U.S. healthcare settings for reporting inpatient hospital procedures. Table BB4 belongs to the Imaging section, specifically addressing procedures within the Respiratory System body system, and focuses on the root operation of Ultrasonography.

A complete 7-character ICD-10-PCS code from this table is constructed as follows:

  • Character 1 (Section): B - Imaging
  • Character 2 (Body System): B - Respiratory System
  • Character 3 (Root Operation): 4 - Ultrasonography
  • Character 4 (Character 4): Specifies the exact body part involved in the ultrasonography.
  • Character 5 (Character 5): Defines the technique (e.g., Open, Percutaneous) used to reach the procedure site.
  • Character 6 (Character 6): Indicates if a device was used during the ultrasonography and its type.
  • Character 7 (Character 7): Provides additional specific information or clarifies the procedure.

Accurate assignment of each character based on the operative report and the detailed definitions within the ICD-10-PCS system is essential for correct coding. This page lists all valid options and combinations for table BB4 according to the 2025 ICD-10-PCS guidelines.