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ICD-10-PCS Body Part - N
Medical and Surgical, Ear, Nose, Sinus, Supplement, Nasopharynx

The Nasopharynx body part is identified by the character N in the 4th position of the ICD-10-PCS procedure code. It is contained within the Supplement root operation of the Ear, Nose, Sinus body system under the Medical and Surgical section. The 4the position refers to the body part or body region when applicable.

Includes:

  • Choana
  • Fossa of Rosenmuller
  • Pharyngeal recess
  • Rhinopharynx
ICD-10-PCS code structure

Section:
  0 = Medical and Surgical

Body System:
  9 = Ear, Nose, Sinus

Root Operation:
  U = Supplement

Body Part:

See Terms used in Medical and Surgical

Select the appropriate procedure code based on the approach & device:

09UN - Nasopharynx

  • Open Approach

    Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure

    • Autologous Tissue Substitute
      • 09UN07Z - Supplement Nasopharynx with Autol Sub, Open Approach
    • Synthetic Substitute
      • 09UN0JZ - Supplement Nasopharynx with Synth Sub, Open Approach
    • Nonautologous Tissue Substitute
      • 09UN0KZ - Supplement Nasopharynx with Nonaut Sub, Open Approach

  • Via Natural or Artificial Opening Approach

    Entry of instrumentation through a natural or artificial external opening to reach the site of the procedure

    • Autologous Tissue Substitute
      • 09UN77Z - Supplement Nasopharynx with Autol Sub, Via Opening
    • Synthetic Substitute
      • 09UN7JZ - Supplement Nasopharynx with Synth Sub, Via Opening
    • Nonautologous Tissue Substitute
      • 09UN7KZ - Supplement Nasopharynx with Nonaut Sub, Via Opening

  • Via Natural or Artificial Opening Endoscopic Approach

    Entry of instrumentation through a natural or artificial external opening to reach and visualize the site of the procedure

    • Autologous Tissue Substitute
      • 09UN87Z - Supplement Nasopharynx with Autol Sub, Endo
    • Synthetic Substitute
      • 09UN8JZ - Supplement Nasopharynx with Synthetic Substitute, Endo
    • Nonautologous Tissue Substitute
      • 09UN8KZ - Supplement Nasopharynx with Nonaut Sub, Endo