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ICD-10-PCS Root Operation 4
Imaging, Fetus and Obstetrical, Ultrasonography

The Ultrasonography root operation is identified by the character code 4 in the 3rd position of the procedure code. It is defined as 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

Section:
  B = Imaging

Body System:
  Y = Fetus and Obstetrical

Root Operation:

See Terms used in Imaging

The 4th character refers to the body part or body region.

Outline View ICD-10-PCS Table View

Ultrasonography

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

  • BY47 - Fetal Umbilical Cord

  • BY4B - First Trimester, Multiple Gestation

  • BY49 - First Trimester, Single Fetus

  • BY48 - Placenta

  • BY4D - Second Trimester, Multiple Gestation

  • BY4C - Second Trimester, Single Fetus

  • BY4G - Third Trimester, Multiple Gestation

  • BY4F - Third Trimester, Single Fetus