BB28ZZZComputerized Tomography (CT Scan) of Left Tracheobronchial Tree
- Billable / Specific Code
BB28ZZZ is a billable ICD-10-PCS procedure code for Computerized Tomography (CT Scan) of Left Tracheobronchial Tree. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Computerized Tomography (CT Scan) involves computer reformatted digital display of multiplanar images developed from the capture of multiple exposures of external ionizing radiation. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Computerized tomography (CT) without contrast.
Code Identity
PCS Table Breakdown
Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | B | Imaging |
| 2 | Body System | B | Respiratory System |
| 3 | Type | 2 | Computerized Tomography (CT Scan) |
| 4 | BodyPart | 8 | Tracheobronchial Tree, Left |
| 5 | Contrast | Z | None |
| 6 | Qualifier | Z | None |
| 7 | Qualifier | Z | None |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to BB28ZZZ:
Clinical Classification (CCSR)
AHRQ groups BB28ZZZ into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for BB28ZZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About BB28ZZZ
Is BB28ZZZ a billable code?
Yes. BB28ZZZ is a complete seven-character ICD-10-PCS code, specific enough to report Computerized Tomography (CT Scan) of Left Tracheobronchial Tree on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in BB28ZZZ mean?
BB28ZZZ breaks down character by character: the 1st character B is the Section (Imaging); the 2nd character B is the Body System (Respiratory System); the 3rd character 2 is the Type (Computerized Tomography (CT Scan)); the 4th character 8 is the BodyPart (Tracheobronchial Tree, Left); the 5th character Z is the Contrast (None); the 6th character Z is the Qualifier (None); the 7th character Z is the Qualifier (None).
What is the ICD-9-PCS equivalent of BB28ZZZ?
Under the General Equivalence Mappings, Computerized Tomography (CT Scan) of Left Tracheobronchial Tree crosswalks to ICD-9-PCS 88.38. The mapping is approximate, so confirm it fits the documentation.
