The Modality Qualifier Photons 1 is identified by number "1" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to DT031
Beam Radiation of Urethra using Photons <1 MeV
Beam Radiation of Urethra using Electrons
Beam Radiation of Urethra using Neutron Capture
Beam Radiation of Urethra using Electrons, Intraoperative
Beam Radiation of Urethra using Photons 1 - 10 MeV
Beam Radiation of Urethra using Neutrons
Beam Radiation of Urethra using Heavy Particles
Beam Radiation of Urethra using Photons >10 MeV