ICD-10-PCS code structure

Section:
  0 = Medical and Surgical

Body System:
  9 = Ear, Nose, Sinus

Root Operation:


See Terms used in Medical and Surgical

The 4th character refers to the body part or body region.

Release

Freeing a body part from an abnormal physical constraint by cutting or by the use of force

  • 09NP - Accessory Sinus

  • 09NA - Auditory Ossicle, Left

    Includes:
    • Incus
    • Malleus
    • Stapes
  • 09N9 - Auditory Ossicle, Right

    Includes:
    • Incus
    • Malleus
    • Stapes
  • 09NV - Ethmoid Sinus, Left

    Includes:
    • Ethmoidal air cell
  • 09NU - Ethmoid Sinus, Right

    Includes:
    • Ethmoidal air cell
  • 09NG - Eustachian Tube, Left

    Includes:
    • Auditory tube
    • Pharyngotympanic tube
  • 09NF - Eustachian Tube, Right

    Includes:
    • Auditory tube
    • Pharyngotympanic tube
  • 09N4 - External Auditory Canal, Left

    Includes:
    • External auditory meatus
  • 09N3 - External Auditory Canal, Right

    Includes:
    • External auditory meatus
  • 09N1 - External Ear, Left

    Includes:
    • Antihelix
    • Antitragus
    • Auricle
    • Earlobe
    • Helix
    • Pinna
    • Tragus
  • 09N0 - External Ear, Right

    Includes:
    • Antihelix
    • Antitragus
    • Auricle
    • Earlobe
    • Helix
    • Pinna
    • Tragus
  • 09NT - Frontal Sinus, Left

  • 09NS - Frontal Sinus, Right

  • 09NE - Inner Ear, Left

    Includes:
    • Bony labyrinth
    • Bony vestibule
    • Cochlea
    • Round window
    • Semicircular canal
  • 09ND - Inner Ear, Right

    Includes:
    • Bony labyrinth
    • Bony vestibule
    • Cochlea
    • Round window
    • Semicircular canal
  • 09NC - Mastoid Sinus, Left

    Includes:
    • Mastoid air cells
  • 09NB - Mastoid Sinus, Right

    Includes:
    • Mastoid air cells
  • 09NR - Maxillary Sinus, Left

    Includes:
    • Antrum of Highmore
  • 09NQ - Maxillary Sinus, Right

    Includes:
    • Antrum of Highmore
  • 09N6 - Middle Ear, Left

    Includes:
    • Oval window
    • Tympanic cavity
  • 09N5 - Middle Ear, Right

    Includes:
    • Oval window
    • Tympanic cavity
  • 09NK - Nasal Mucosa and Soft Tissue

    Includes:
    • Columella
    • External naris
    • Greater alar cartilage
    • Internal naris
    • Lateral nasal cartilage
    • Lesser alar cartilage
    • Nasal cavity
    • Nostril
  • 09NM - Nasal Septum

    Includes:
    • Quadrangular cartilage
    • Septal cartilage
    • Vomer bone
  • 09NL - Nasal Turbinate

    Includes:
    • Inferior turbinate
    • Middle turbinate
    • Nasal concha
    • Superior turbinate
  • 09NN - Nasopharynx

    Includes:
    • Choana
    • Fossa of Rosenmuller
    • Pharyngeal recess
    • Rhinopharynx
  • 09NX - Sphenoid Sinus, Left

  • 09NW - Sphenoid Sinus, Right

  • 09N8 - Tympanic Membrane, Left

    Includes:
    • Pars flaccida
  • 09N7 - Tympanic Membrane, Right

    Includes:
    • Pars flaccida