The Treatment Site Lung is identified by number "2" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to DB22
Stereotactic Other Photon Radiosurgery of Lung
Stereotactic Particulate Radiosurgery of Lung
Stereotactic Gamma Beam Radiosurgery of Lung