The Treatment Site Ureter 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 DT21
Stereotactic Other Photon Radiosurgery of Ureter
Stereotactic Particulate Radiosurgery of Ureter
Stereotactic Gamma Beam Radiosurgery of Ureter