Version 2025
Billable Code

2025 ICD-10-CM Procedure Code BW21YZZ

Computerized Tomography (CT Scan) of Abdomen and Pelvis using Other Contrast

ICD-10-PCS Code:
BW21YZZ
ICD-10-PCS Code for:
CT Scan of Abd & Pelvis using Oth Contrast
Is Billable?
Yes - Valid for Submission
Code Navigator:

BW21YZZ is a billable procedure code used to specify the performance of computerized tomography (ct scan) of abdomen and pelvis using other contrast. The code is valid for the year 2025 for the submission of HIPAA-covered transactions. The procedure code involves computer reformatted digital display of multiplanar images developed from the capture of multiple exposures of external ionizing radiation.

BW21YZZ PCS Table

In an PCS table each code is represented by up seven alphanumeric characters, with each character in the table respresenting different aspects of the procedure. In the table provided below, each row represents an individual character and includes information about the character's position, designation, label, and procedure notes. For this PCS table the procedure code is in the imaging section and is part of the anatomical regions body system, classified under computerized tomography (ct scan) type. The applicable bodypart for this procedure code is abdomen and pelvis.

Position Designation Character Label Procedures Notes
1 Section B Imaging
2 Body System W Anatomical Regions
3 Type 2 Computerized Tomography (CT Scan)

Involves:
Computer reformatted digital display of multiplanar images developed from the capture of multiple exposures of external ionizing radiation

4 BodyPart 1 Abdomen and Pelvis  
5 Contrast Y Other Contrast
6 Qualifier Z None

Explanation:
The value Z is used for the sixth character to indicate that a specific qualifier does not apply to the procedure.

7 Qualifier Z None

Explanation:
The value Z is used for the seventh character to indicate that a specific qualifier does not apply to the procedure.

Clinical Classification

  • Clinical Category is Computerized tomography (CT) with contrast

  • CCSR Category Code: IMG006
  • Clinical Domain is Imaging - IMG contains 10 categories that include procedures comprising ultrasound, magnetic resonance imaging (MRI), fluoroscopy (classified for heart and circulatory versus other structures), computerized tomography (CT), and plain radiography.

Convert to ICD-9-PCS

The following crosswalk between ICD-10-PCS to ICD-9-PCS is based based on the General Equivalence Mappings (GEMS) information:

Other ICD-10-PCS Codes Used for Computerized Tomography (CT Scan) Abdomen and Pelvis


What is ICD-10-PCS?

The ICD-10 Procedure Coding System (ICD-10-PCS) is a catalog of procedural codes used by medical professionals for hospital inpatient healthcare settings. The Centers for Medicare and Medicaid Services (CMS) maintain the catalog in the U.S. releasing yearly updates. The 2025 ICD-10-PCS codes are to be used for discharges occurring from October 1, 2024 through September 30, 2025.

Each ICD-10-PCS code has a structure of seven alphanumeric characters and contains no decimals. The first character defines the major "section". Depending on the "section" the second through seventh characters mean different things.