The Body Part Fetal Heart is identified by number "1" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to BY31
MRI of Fetal Heart using Oth Contrast, Unenh, Enhance
Magnetic Resonance Imaging (MRI) of Fetal Heart
MRI of Fetal Heart using Oth Contrast