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 DH091
Beam Radiation of Buttock Skin using Neutron Capture
Beam Radiation of Buttock Skin using Photons 1 - 10 MeV
Beam Radiation of Buttock Skin using Electrons
Beam Radiation of Buttock Skin using Photons >10 MeV
Beam Radiation of Buttock Skin using Neutrons
Beam Radiation of Buttock Skin using Heavy Particles
Beam Radiation of Buttock Skin using Electrons, Intraop
Beam Radiation of Buttock Skin using Photons <1 MeV