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ICD-10-PCS Root Operation N
Medical and Surgical, Head and Facial Bones, Release

The Release root operation is identified by the character code N in the 3rd position of the procedure code. It is defined as Freeing a body part from an abnormal physical constraint by cutting or by the use of force. Some of the restraining tissue may be taken out but none of the body part is taken out.

Includes:

  • Adhesiolysis, carpal tunnel release
ICD-10-PCS code structure

Section:
  0 = Medical and Surgical

Body System:
  N = Head and Facial Bones

Root Operation:

See Terms used in Medical and Surgical

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

Outline View ICD-10-PCS Table View

Release

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

  • 0NNG - Ethmoid Bone, Left

    Includes:
    • Cribriform plate

  • 0NNF - Ethmoid Bone, Right

    Includes:
    • Cribriform plate

  • 0NN1 - Frontal Bone

    Includes:
    • Zygomatic process of frontal bone

  • 0NNX - Hyoid Bone

  • 0NNJ - Lacrimal Bone, Left

  • 0NNH - Lacrimal Bone, Right

  • 0NNV - Mandible, Left

    Includes:
    • Alveolar process of mandible
    • Condyloid process
    • Mandibular notch
    • Mental foramen

  • 0NNT - Mandible, Right

    Includes:
    • Alveolar process of mandible
    • Condyloid process
    • Mandibular notch
    • Mental foramen

  • 0NNR - Maxilla

    Includes:
    • Alveolar process of maxilla

  • 0NNB - Nasal Bone

    Includes:
    • Vomer of nasal septum

  • 0NN7 - Occipital Bone

    Includes:
    • Foramen magnum

  • 0NNQ - Orbit, Left

    Includes:
    • Bony orbit
    • Orbital portion of ethmoid bone
    • Orbital portion of frontal bone
    • Orbital portion of lacrimal bone
    • Orbital portion of maxilla
    • Orbital portion of palatine bone
    • Orbital portion of sphenoid bone
    • Orbital portion of zygomatic bone

  • 0NNP - Orbit, Right

    Includes:
    • Bony orbit
    • Orbital portion of ethmoid bone
    • Orbital portion of frontal bone
    • Orbital portion of lacrimal bone
    • Orbital portion of maxilla
    • Orbital portion of palatine bone
    • Orbital portion of sphenoid bone
    • Orbital portion of zygomatic bone

  • 0NNL - Palatine Bone, Left

  • 0NNK - Palatine Bone, Right

  • 0NN4 - Parietal Bone, Left

  • 0NN3 - Parietal Bone, Right

  • 0NNC - Sphenoid Bone

    Includes:
    • Greater wing
    • Lesser wing
    • Optic foramen
    • Pterygoid process
    • Sella turcica

  • 0NN6 - Temporal Bone, Left

    Includes:
    • Mastoid process
    • Petrous part of temporal bone
    • Tympanic part of temporal bone
    • Zygomatic process of temporal bone

  • 0NN5 - Temporal Bone, Right

    Includes:
    • Mastoid process
    • Petrous part of temporal bone
    • Tympanic part of temporal bone
    • Zygomatic process of temporal bone

  • 0NNN - Zygomatic Bone, Left

  • 0NNM - Zygomatic Bone, Right