The Treatment Site Diaphragm is identified by number "8" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to DB28
Stereotactic Gamma Beam Radiosurgery of Diaphragm
Stereotactic Particulate Radiosurgery of Diaphragm
Stereotactic Other Photon Radiosurgery of Diaphragm