9 The Ear, Nose, Mouth and Throat body system is identified by the character “9” in the 2nd character position and grouped within the Nuclear Medicine section of the ICD-10-PCS coding structure. The 2nd character of an ICD-10-PCS code defines the particular body system or general physiological system or anatomical region involved.
Section:
C = Nuclear Medicine
Body System:
0 - Central Nervous System2 - Heart5 - Veins7 - Lymphatic & Hematologic System8 - Eye9 - Ear, Nose, Mouth & ThroatB - Respiratory SystemD - Gastrointestinal SystemF - Hepatobiliary System & PancreasG - Endocrine SystemH - Skin, Subcutaneous Tissue & BreastP - Musculoskeletal SystemT - Urinary SystemV - Male Reproductive SystemW - Anatomical RegionsThe 3rd character refers to the root operation or the objective of the procedure.
Ear, Nose, Mouth and Throat
Introduction of radioactive materials into the body for single plane display of images developed from the capture of radioactive emissions