ICD-10-PCS code structure

Section:
  0 = Medical and Surgical

Body System:
  C = Mouth and Throat

Root Operation:


See Terms used in Medical and Surgical

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

Dilation

Expanding an orifice or the lumen of a tubular body part

  • 0C7S - Larynx

    Includes:
    • Aryepiglottic fold
    • Arytenoid cartilage
    • Corniculate cartilage
    • Cuneiform cartilage
    • False vocal cord
    • Glottis
    • Rima glottidis
    • Thyroid cartilage
    • Ventricular fold
  • 0C7C - Parotid Duct, Left

    Includes:
    • Stensen's duct
  • 0C7B - Parotid Duct, Right

    Includes:
    • Stensen's duct
  • 0C7M - Pharynx

    Includes:
    • Base of Tongue
    • Hypopharynx
    • Laryngopharynx
    • Lingual tonsil
    • Oropharynx
    • Piriform recess (sinus)
    • Tongue, base of