The Isotope Cesium 137 (Cs is identified by number "7" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to D017B7
LDR Brachytherapy of Peripheral Nerve using Oth Isotope
LDR Brachytherapy of Peripheral Nerve using Iridium 192
LDR Brachytherapy of Peripheral Nerve using Californium 252
HDR Brachytherapy of Peripheral Nerve using Cesium 137
HDR Brachytherapy of Peripheral Nerve using Oth Isotope
HDR Brachytherapy of Peripheral Nerve using Californium 252
LDR Brachytherapy of Peripheral Nerve w Pd-103 Unidirect
LDR Brachytherapy of Peripheral Nerve using Iodine 125
HDR Brachytherapy of Peripheral Nerve using Iodine 125
LDR Brachytherapy of Peripheral Nerve using Cesium 137
HDR Brachytherapy of Peripheral Nerve using Iridium 192
HDR Brachytherapy of Peripheral Nerve using Pd-103
LDR Brachytherapy of Peripheral Nerve using Pd-103