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ICD-10-PCS Body Part - N
Medical and Surgical, Ear, Nose, Sinus, Drainage, 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 Drainage 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:
  9 = Drainage

Body Part:

See Terms used in Medical and Surgical

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

099N - Nasopharynx

  • Open Approach

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

    • Drainage Device
      • 099N00Z - Drainage of Nasopharynx with Drainage Device, Open Approach
    • No Device
      • 099N0ZX - Drainage of Nasopharynx, Open Approach, Diagnostic
      • 099N0ZZ - Drainage of Nasopharynx, Open Approach

  • Percutaneous Approach

    Entry, by puncture or minor incision, of instrumentation through the skin or mucous membrane and any other body layers necessary to reach the site of the procedure

    • Drainage Device
      • 099N30Z - Drainage of Nasopharynx with Drainage Device, Perc Approach
    • No Device
      • 099N3ZX - Drainage of Nasopharynx, Percutaneous Approach, Diagnostic
      • 099N3ZZ - Drainage of Nasopharynx, Percutaneous Approach

  • Percutaneous Endoscopic Approach

    Entry, by puncture or minor incision, of instrumentation through the skin or mucous membrane and any other body layers necessary to reach and visualize the site of the procedure

    • Drainage Device
      • 099N40Z - Drainage of Nasopharynx with Drain Dev, Perc Endo Approach
    • No Device
      • 099N4ZX - Drainage of Nasopharynx, Perc Endo Approach, Diagn
      • 099N4ZZ - Drainage of Nasopharynx, Percutaneous Endoscopic Approach

  • Via Natural or Artificial Opening Approach

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

    • Drainage Device
      • 099N70Z - Drainage of Nasopharynx with Drainage Device, Via Opening
    • No Device
      • 099N7ZX - Drainage of Nasopharynx, Via Opening, Diagn
      • 099N7ZZ - Drainage of Nasopharynx, Via Natural or Artificial 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

    • Drainage Device
      • 099N80Z - Drainage of Nasopharynx with Drainage Device, Endo
    • No Device
      • 099N8ZX - Drainage of Nasopharynx, Endo, Diagn
      • 099N8ZZ - Drainage of Nasopharynx, Endo