The Isotope None is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to D929JZ
Stereotactic Gamma Beam Radiosurgery of Soft Palate
Stereotactic Particulate Radiosurgery of Soft Palate
Stereotactic Other Photon Radiosurgery of Soft Palate