The Treatment Site Prostate is identified by number "0" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to DV20
Stereotactic Gamma Beam Radiosurgery of Prostate
Stereotactic Other Photon Radiosurgery of Prostate
Stereotactic Particulate Radiosurgery of Prostate