2026 ICD-10-CM Diagnosis Code K08Other disorders of teeth and supporting structures

ICD-10-CM Codes›K00–K95›K00-K14›K08

ICD-10-CM K08
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

K08 is a non-billable ICD-10-CM category code for other disorders of teeth and supporting structures, so it cannot be submitted on claims. Use a more specific code from this category instead, such as K08.0, K08.101, K08.102, and K08.103.

Code Identity

ICD-10-CM Code
K08
Billable Status
No — Non-Billable Category
Code Describes
Other disorders of teeth and supporting structures
Chapter
K00-K14
Diseases of oral cavity and salivary glands

Code Classification

ChapterK00–K95Diseases of the digestive system
SectionK00-K14Diseases of oral cavity and salivary glands
CategoryK08Other disorders of teeth and supporting structures
This CodeK08Other disorders of teeth and supporting structures

Specific Coding for Other disorders of teeth and supporting structuresOverview

Non-specific codes like K08 require more characters. Use one of these billable codes instead:

  • Use K08.0 for Exfoliation of teeth due to systemic causes

  • K08.1 for Complete loss of teeth

  • K08.10 for Complete loss of teeth, unspecified cause

  • K08.11 for Complete loss of teeth due to trauma

  • K08.12 for Complete loss of teeth due to periodontal diseases

  • K08.13 for Complete loss of teeth due to caries

  • K08.19 for Complete loss of teeth due to other specified cause

  • K08.2 for Atrophy of edentulous alveolar ridge

  • Use K08.20 for Unspecified atrophy of edentulous alveolar ridge

  • Use K08.21 for Minimal atrophy of the mandible

  • Use K08.22 for Moderate atrophy of the mandible

  • Use K08.23 for Severe atrophy of the mandible

  • Use K08.24 for Minimal atrophy of maxilla

  • Use K08.25 for Moderate atrophy of the maxilla

  • Use K08.26 for Severe atrophy of the maxilla

  • Use K08.3 for Retained dental root

  • K08.4 for Partial loss of teeth

  • K08.40 for Partial loss of teeth, unspecified cause

  • K08.41 for Partial loss of teeth due to trauma

  • K08.42 for Partial loss of teeth due to periodontal diseases

  • K08.43 for Partial loss of teeth due to caries

  • K08.49 for Partial loss of teeth due to other specified cause

  • K08.5 for Unsatisfactory restoration of tooth

  • Use K08.50 for Unsatisfactory restoration of tooth, unspecified

  • Use K08.51 for Open restoration margins of tooth

  • Use K08.52 for Unrepairable overhanging of dental restorative materials

  • K08.53 for Fractured dental restorative material

  • Use K08.54 for Contour of existing restoration of tooth biologically incompatible with oral health

  • Use K08.55 for Allergy to existing dental restorative material

  • Use K08.56 for Poor aesthetic of existing restoration of tooth

  • Use K08.59 for Other unsatisfactory restoration of tooth

  • K08.8 for Other specified disorders of teeth and supporting structures

  • Use K08.81 for Primary occlusal trauma

  • Use K08.82 for Secondary occlusal trauma

  • Use K08.89 for Other specified disorders of teeth and supporting structures

  • Use K08.9 for Disorder of teeth and supporting structures, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 2 Excludes

  • dentofacial anomalies including malocclusion M26
  • disorders of jaw M27

Patient EducationClinical

Tooth Disorders

Your teeth are made of a hard, bonelike material. There are four parts:

The full article covers:

  • What are teeth?
  • What are tooth disorders?
  • What causes tooth disorders?
  • What are the symptoms of tooth disorders?
  • How are tooth disorders diagnosed?
  • What are the treatments for tooth disorders?
  • Can tooth disorders be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About K08Overview

Is K08 (Other disorders of teeth and supporting structures) a billable code?

No. This is a category header that groups the codes for other disorders of teeth and supporting structures, and headers cannot be submitted on claims. Claims for other disorders of teeth and supporting structures need a more specific code from this category, such as K08.0, K08.101, and K08.102.