1. Home
  2. ICD-10-PCS
  3. Mouth

ICD-10-PCS Body Part - 4
Radiation Oncology, Ear, Nose, Mouth and Throat, Beam Radiation, Mouth

The Mouth body part is identified by the character 4 in the 4th position of the ICD-10-PCS procedure code. It is contained within the Beam Radiation root operation of the Ear, Nose, Mouth and Throat body system under the Radiation Oncology section. The 4the position refers to the body part or body region when applicable.

ICD-10-PCS code structure

Section:
  D = Radiation Oncology

Body System:
  9 = Ear, Nose, Mouth and Throat

Root Operation:
  0 = Beam Radiation

Body Part:

See Terms used in Radiation Oncology

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

D904 - Mouth

  • Photons <1 MeV Approach

    • None
      • D9040ZZ - Beam Radiation of Mouth using Photons <1 MeV

  • Photons 1 - 10 MeV Approach

    • None
      • D9041ZZ - Beam Radiation of Mouth using Photons 1 - 10 MeV

  • Photons >10 MeV Approach

    • None
      • D9042ZZ - Beam Radiation of Mouth using Photons >10 MeV

  • Electrons Approach

    • None
      • D9043Z0 - Beam Radiation of Mouth using Electrons, Intraoperative
      • D9043ZZ - Beam Radiation of Mouth using Electrons

  • Heavy Particles (Protons,Ions) Approach

    • None
      • D9044ZZ - Beam Radiation of Mouth using Heavy Particles (Protons,Ions)

  • Neutrons Approach

    • None
      • D9045ZZ - Beam Radiation of Mouth using Neutrons

  • Neutron Capture Approach

    • None
      • D9046ZZ - Beam Radiation of Mouth using Neutron Capture