The Body System or Region Nose is identified by number "9" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 3E19
Irrigation of Nose using Irrigating Substance, Endo
Irrigation of Nose using Irrigating Substance, Endo, Diagn
Irrigation of Nose using Irrigating Substance, Perc Approach
Irrigation of Nose using Irrigating Substance, Via Opening
Irrigation of Nose using Irrigat, Via Opening, Diagn
Irrigation of Nose using Irrigat, Perc Approach, Diagn