The Isotope Californium 252 (Cf is identified by letter "C" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to D91F9C
HDR Brachytherapy of Oropharynx using Californium 252
HDR Brachytherapy of Oropharynx using Pd-103
HDR Brachytherapy of Oropharynx using Oth Isotope
LDR Brachytherapy of Oropharynx using Iodine 125
HDR Brachytherapy of Oropharynx using Iridium 192
LDR Brachytherapy of Oropharynx using Pd-103, Unidirect
LDR Brachytherapy of Oropharynx using Californium 252
LDR Brachytherapy of Oropharynx using Oth Isotope
HDR Brachytherapy of Oropharynx using Cesium 137
LDR Brachytherapy of Oropharynx using Iridium 192
LDR Brachytherapy of Oropharynx using Cesium 137
HDR Brachytherapy of Oropharynx using Iodine 125
Low Dose Rate (LDR) Brachytherapy of Oropharynx using Pd-103