1. ICD.Codes
2. ICD-10-PCS
3. B - Imaging
4. BY - Fetus and Obstetrical
5. BY4 - Ultrasonography

BY4 Imaging: Fetus and Obstetrical Ultrasonography

The ICD-10-PCS contains one code groups starting with the three digits BY4. These code groups contain procedure codes used to classify Imaging Ultrasonography procedures affecting the Fetus and Obstetrical.

PCS codes are broken down into PCS tables, which allow digits 4-7 of a seven-digit PCS code to be chosen based on the value of each digit. On each of the one code tables below, you can select any combination of four digits to calculate a full PCS procedure code (which will be displayed below the table).

List of Ultrasonography Procedure Codes

There are a total of 8 PCS codes under code BY4 (Ultrasonography procedures). These codes are defined in the PCS tables above, and listed in their entirety below.