Skip to content
Dx

ICD-10-CM 2027

ICD-10 code for caries

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Caries”. Page updated September 29, 2026.

About coding caries

The official ICD-10-CM index doesn't give a single default code for caries; the code depends on the details below.

More specific caries codes (official index)

  • bone NEC A18.03 — Tuberculosis of other bones
  • dental (dentino enamel junction) (early childhood) (of dentine) (pre-eruptive) (recurrent) (to the pulp) K02.9 — Dental caries, unspecified
  • arrested (coronal) (root) K02.3 — Arrested dental caries
  • chewing surface
  • limited to enamel K02.51 — Dental caries on pit and fissure surface limited to enamel
  • penetrating into dentin K02.52 — Dental caries on pit and fissure surface penetrating into dentin
  • penetrating into pulp K02.53 — Dental caries on pit and fissure surface penetrating into pulp
  • coronal surface
  • chewing surface
  • limited to enamel K02.51 — Dental caries on pit and fissure surface limited to enamel
  • penetrating into dentin K02.52 — Dental caries on pit and fissure surface penetrating into dentin
  • penetrating into pulp K02.53 — Dental caries on pit and fissure surface penetrating into pulp
  • pit and fissure surface
  • limited to enamel K02.51 — Dental caries on pit and fissure surface limited to enamel
  • penetrating into dentin K02.52 — Dental caries on pit and fissure surface penetrating into dentin
  • penetrating into pulp K02.53 — Dental caries on pit and fissure surface penetrating into pulp
  • smooth surface
  • limited to enamel K02.61 — Dental caries on smooth surface limited to enamel
  • penetrating into dentin K02.62 — Dental caries on smooth surface penetrating into dentin
  • penetrating into pulp K02.63 — Dental caries on smooth surface penetrating into pulp
  • pit and fissure surface
  • limited to enamel K02.51 — Dental caries on pit and fissure surface limited to enamel
  • penetrating into dentin K02.52 — Dental caries on pit and fissure surface penetrating into dentin
  • penetrating into pulp K02.53 — Dental caries on pit and fissure surface penetrating into pulp
  • primary, cervical origin K02.52 — Dental caries on pit and fissure surface penetrating into dentin
  • root K02.7 — Dental root caries
  • smooth surface
  • limited to enamel K02.61 — Dental caries on smooth surface limited to enamel
  • penetrating into dentin K02.62 — Dental caries on smooth surface penetrating into dentin
  • penetrating into pulp K02.63 — Dental caries on smooth surface penetrating into pulp
  • external meatus
  • hip (tuberculous) A18.02 — Tuberculous arthritis of other joints
  • initial (tooth)
  • chewing surface K02.51 — Dental caries on pit and fissure surface limited to enamel
  • pit and fissure surface K02.51 — Dental caries on pit and fissure surface limited to enamel
  • smooth surface K02.61 — Dental caries on smooth surface limited to enamel
  • knee (tuberculous) A18.02 — Tuberculous arthritis of other joints
  • labyrinth
  • limb NEC (tuberculous) A18.03 — Tuberculosis of other bones
  • mastoid process (chronic)
  • tuberculous A18.03 — Tuberculosis of other bones
  • middle ear
  • nose (tuberculous) A18.03 — Tuberculosis of other bones
  • orbit (tuberculous) A18.03 — Tuberculosis of other bones
  • ossicles, ear
  • petrous bone
  • root (dental) (tooth) K02.7 — Dental root caries
  • sacrum (tuberculous) A18.01 — Tuberculosis of spine
  • spine, spinal (column) (tuberculous) A18.01 — Tuberculosis of spine
  • syphilitic A52.77 — Syphilis of bone and joint
  • congenital (early) A50.02 — Early congenital syphilitic osteochondropathy
  • tooth, teeth
  • tuberculous A18.03 — Tuberculosis of other bones
  • vertebra (column) (tuberculous) A18.01 — Tuberculosis of spine

Common questions about caries ICD-10 codes

What is the ICD-10 code for bone nec caries?

A18.03 — Tuberculosis of other bones.

What is the ICD-10 code for dental caries?

K02.9 — Dental caries, unspecified.

What is the ICD-10 code for hip caries?

A18.02 — Tuberculous arthritis of other joints.

What is the ICD-10 code for knee caries?

A18.02 — Tuberculous arthritis of other joints.

What is the ICD-10 code for limb nec caries?

A18.03 — Tuberculosis of other bones.

What is the ICD-10 code for nose caries?

A18.03 — Tuberculosis of other bones.

What is the ICD-10 code for orbit caries?

A18.03 — Tuberculosis of other bones.