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ICD-10-PCS Root Operation 1
Medical and Surgical, Ear, Nose, Sinus, Bypass

The Bypass root operation is identified by the character code 1 in the 3rd position of the procedure code. It is defined as Altering the route of passage of the contents of a tubular body part. Rerouting contents of a body part to a downstream area of the normal route, to a similar route and body part, or to an abnormal route and dissimilar body part. Includes one or more anastomoses, with or without the use of a device.

Includes:

  • Coronary artery bypass, colostomy formation
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.

Outline View ICD-10-PCS Table View

Bypass

Altering the route of passage of the contents of a tubular body part

  • 091E - Inner Ear, Left

    Includes:
    • Bony labyrinth
    • Bony vestibule
    • Cochlea
    • Round window
    • Semicircular canal

  • 091D - Inner Ear, Right

    Includes:
    • Bony labyrinth
    • Bony vestibule
    • Cochlea
    • Round window
    • Semicircular canal