The Treatment Site Tongue is identified by number "5" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to D925
Stereotactic Particulate Radiosurgery of Tongue
Stereotactic Other Photon Radiosurgery of Tongue
Stereotactic Gamma Beam Radiosurgery of Tongue