The Radionuclide Iodine 131 (I is identified by letter "G" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to CW10G
Planar Nuclear Medicine Imaging of Abd using Technetium 99m
Planar Nuclear Medicine Imaging of Abd using Thallium 201
Planar Nucl Med Imag of Abd using Oth Radionuclide
Planar Nuclear Medicine Imaging of Abdomen using Gallium 67
Planar Nuclear Medicine Imaging of Abdomen using Iodine 123
Planar Nuclear Medicine Imaging of Abdomen using Indium 111
Planar Nuclear Medicine Imaging of Abdomen using Iodine 131