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ICD 10 Code BY4CZZZ

Ultrasonography of Second Trimester, Single Fetus

BY4CZZZ is a valid billable ICD-10 procedure code for Ultrasonography of Second Trimester, Single Fetus. It is found in the 2025 version of the ICD-10 Procedure Coding System (PCS) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025.

Ultrasonography involves:
Real time display of images of anatomy or flow information developed from the capture of reflected and attenuated high frequency sound waves.

ICD-10-PCS code structure for BY4CZZZ — See Table View

1: Section B Imaging
2: Body System Y Fetus and Obstetrical
3: Root Operation 4 Ultrasonography
4: Body Part C Second Trimester, Single Fetus
5: Approach Z None
6: Device Z None
7: Qualifier Z None

See also

  • The ICD-10-PCS Index of common procedure terms.
  • Imaging terms in the ICD-10-PCS Definitions table. These definitions may also provide additional explanation and/or examples within this section.
  • The ICD-10-PCS Device Aggregation Table containing entries that correlate a specific ICD-10-PCS device value with a general device value to be used in tables containing only general device values.