ICD-10-CM Section · K00-K14
Diseases of oral cavity and salivary glands
251 codes in this section
251
Total Codes
202
Billable
49
Header (Non-Billable)
13
Top-Level Codes
About Section K00-K14
Section K00-K14 (K00-K14) covers diseases of oral cavity and salivary glands. It sits within the Diseases of the digestive system chapter (K00-K95). This section contains 251 ICD-10-CM codes, 202 billable diagnoses you can submit on a claim, and 49 non-billable header codes used to organize the hierarchy.
Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.
Codes in K00-K14
Grouped by 3-character root code. Click any code for full detail.
K00
Disorders of tooth development and eruption
10 subcodes
| K00.0 | Anodontia | Billable |
| K00.1 | Supernumerary teeth | Billable |
| K00.2 | Abnormalities of size and form of teeth | Billable |
| K00.3 | Mottled teeth | Billable |
| K00.4 | Disturbances in tooth formation | Billable |
| K00.5 | Hereditary disturbances in tooth structure, not elsewhere classified | Billable |
| K00.6 | Disturbances in tooth eruption | Billable |
| K00.7 | Teething syndrome | Billable |
| K00.8 | Other disorders of tooth development | Billable |
| K00.9 | Disorder of tooth development, unspecified | Billable |
K01
Embedded and impacted teeth
2 subcodes
| K01.0 | Embedded teeth | Billable |
| K01.1 | Impacted teeth | Billable |
K02
Dental caries
11 subcodes
| K02.3 | Arrested dental caries | Billable |
| K02.5 | Dental caries on pit and fissure surface | Header |
| K02.51 | Dental caries on pit and fissure surface limited to enamel | Billable |
| K02.52 | Dental caries on pit and fissure surface penetrating into dentin | Billable |
| K02.53 | Dental caries on pit and fissure surface penetrating into pulp | Billable |
| K02.6 | Dental caries on smooth surface | Header |
| K02.61 | Dental caries on smooth surface limited to enamel | Billable |
| K02.62 | Dental caries on smooth surface penetrating into dentin | Billable |
| K02.63 | Dental caries on smooth surface penetrating into pulp | Billable |
| K02.7 | Dental root caries | Billable |
| K02.9 | Dental caries, unspecified | Billable |
K03
Other diseases of hard tissues of teeth
12 subcodes
| K03.0 | Excessive attrition of teeth | Billable |
| K03.1 | Abrasion of teeth | Billable |
| K03.2 | Erosion of teeth | Billable |
| K03.3 | Pathological resorption of teeth | Billable |
| K03.4 | Hypercementosis | Billable |
| K03.5 | Ankylosis of teeth | Billable |
| K03.6 | Deposits [accretions] on teeth | Billable |
| K03.7 | Posteruptive color changes of dental hard tissues | Billable |
| K03.8 | Other specified diseases of hard tissues of teeth | Header |
| K03.81 | Cracked tooth | Billable |
| K03.89 | Other specified diseases of hard tissues of teeth | Billable |
| K03.9 | Disease of hard tissues of teeth, unspecified | Billable |
K04
Diseases of pulp and periapical tissues
14 subcodes
| K04.0 | Pulpitis | Header |
| K04.01 | Reversible pulpitis | Billable |
| K04.02 | Irreversible pulpitis | Billable |
| K04.1 | Necrosis of pulp | Billable |
| K04.2 | Pulp degeneration | Billable |
| K04.3 | Abnormal hard tissue formation in pulp | Billable |
| K04.4 | Acute apical periodontitis of pulpal origin | Billable |
| K04.5 | Chronic apical periodontitis | Billable |
| K04.6 | Periapical abscess with sinus | Billable |
| K04.7 | Periapical abscess without sinus | Billable |
| K04.8 | Radicular cyst | Billable |
| K04.9 | Other and unspecified diseases of pulp and periapical tissues | Header |
| K04.90 | Unspecified diseases of pulp and periapical tissues | Billable |
| K04.99 | Other diseases of pulp and periapical tissues | Billable |
K05
Gingivitis and periodontal diseases
33 subcodes
| K05.0 | Acute gingivitis | Header |
| K05.00 | Acute gingivitis, plaque induced | Billable |
| K05.01 | Acute gingivitis, non-plaque induced | Billable |
| K05.1 | Chronic gingivitis | Header |
| K05.10 | Chronic gingivitis, plaque induced | Billable |
| K05.11 | Chronic gingivitis, non-plaque induced | Billable |
| K05.2 | Aggressive periodontitis | Header |
| K05.20 | Aggressive periodontitis, unspecified | Billable |
| K05.21 | Aggressive periodontitis, localized | Header |
| K05.211 | Aggressive periodontitis, localized, slight | Billable |
| K05.212 | Aggressive periodontitis, localized, moderate | Billable |
| K05.213 | Aggressive periodontitis, localized, severe | Billable |
| K05.219 | Aggressive periodontitis, localized, unspecified severity | Billable |
| K05.22 | Aggressive periodontitis, generalized | Header |
| K05.221 | Aggressive periodontitis, generalized, slight | Billable |
| K05.222 | Aggressive periodontitis, generalized, moderate | Billable |
| K05.223 | Aggressive periodontitis, generalized, severe | Billable |
| K05.229 | Aggressive periodontitis, generalized, unspecified severity | Billable |
| K05.3 | Chronic periodontitis | Header |
| K05.30 | Chronic periodontitis, unspecified | Billable |
| K05.31 | Chronic periodontitis, localized | Header |
| K05.311 | Chronic periodontitis, localized, slight | Billable |
| K05.312 | Chronic periodontitis, localized, moderate | Billable |
| K05.313 | Chronic periodontitis, localized, severe | Billable |
| K05.319 | Chronic periodontitis, localized, unspecified severity | Billable |
| K05.32 | Chronic periodontitis, generalized | Header |
| K05.321 | Chronic periodontitis, generalized, slight | Billable |
| K05.322 | Chronic periodontitis, generalized, moderate | Billable |
| K05.323 | Chronic periodontitis, generalized, severe | Billable |
| K05.329 | Chronic periodontitis, generalized, unspecified severity | Billable |
| K05.4 | Periodontosis | Billable |
| K05.5 | Other periodontal diseases | Billable |
| K05.6 | Periodontal disease, unspecified | Billable |
K06
Other disorders of gingiva and edentulous alveolar ridge
16 subcodes
| K06.0 | Gingival recession | Header |
| K06.01 | Gingival recession, localized | Header |
| K06.010 | Localized gingival recession, unspecified | Billable |
| K06.011 | Localized gingival recession, minimal | Billable |
| K06.012 | Localized gingival recession, moderate | Billable |
| K06.013 | Localized gingival recession, severe | Billable |
| K06.02 | Gingival recession, generalized | Header |
| K06.020 | Generalized gingival recession, unspecified | Billable |
| K06.021 | Generalized gingival recession, minimal | Billable |
| K06.022 | Generalized gingival recession, moderate | Billable |
| K06.023 | Generalized gingival recession, severe | Billable |
| K06.1 | Gingival enlargement | Billable |
| K06.2 | Gingival and edentulous alveolar ridge lesions associated with trauma | Billable |
| K06.3 | Horizontal alveolar bone loss | Billable |
| K06.8 | Other specified disorders of gingiva and edentulous alveolar ridge | Billable |
| K06.9 | Disorder of gingiva and edentulous alveolar ridge, unspecified | Billable |
K08
Other disorders of teeth and supporting structures
89 subcodes
| K08.0 | Exfoliation of teeth due to systemic causes | Billable |
| K08.1 | Complete loss of teeth | Header |
| K08.10 | Complete loss of teeth, unspecified cause | Header |
| K08.101 | Complete loss of teeth, unspecified cause, class I | Billable |
| K08.102 | Complete loss of teeth, unspecified cause, class II | Billable |
| K08.103 | Complete loss of teeth, unspecified cause, class III | Billable |
| K08.104 | Complete loss of teeth, unspecified cause, class IV | Billable |
| K08.109 | Complete loss of teeth, unspecified cause, unspecified class | Billable |
| K08.11 | Complete loss of teeth due to trauma | Header |
| K08.111 | Complete loss of teeth due to trauma, class I | Billable |
| K08.112 | Complete loss of teeth due to trauma, class II | Billable |
| K08.113 | Complete loss of teeth due to trauma, class III | Billable |
| K08.114 | Complete loss of teeth due to trauma, class IV | Billable |
| K08.119 | Complete loss of teeth due to trauma, unspecified class | Billable |
| K08.12 | Complete loss of teeth due to periodontal diseases | Header |
| K08.121 | Complete loss of teeth due to periodontal diseases, class I | Billable |
| K08.122 | Complete loss of teeth due to periodontal diseases, class II | Billable |
| K08.123 | Complete loss of teeth due to periodontal diseases, class III | Billable |
| K08.124 | Complete loss of teeth due to periodontal diseases, class IV | Billable |
| K08.129 | Complete loss of teeth due to periodontal diseases, unspecified class | Billable |
| K08.13 | Complete loss of teeth due to caries | Header |
| K08.131 | Complete loss of teeth due to caries, class I | Billable |
| K08.132 | Complete loss of teeth due to caries, class II | Billable |
| K08.133 | Complete loss of teeth due to caries, class III | Billable |
| K08.134 | Complete loss of teeth due to caries, class IV | Billable |
| K08.139 | Complete loss of teeth due to caries, unspecified class | Billable |
| K08.19 | Complete loss of teeth due to other specified cause | Header |
| K08.191 | Complete loss of teeth due to other specified cause, class I | Billable |
| K08.192 | Complete loss of teeth due to other specified cause, class II | Billable |
| K08.193 | Complete loss of teeth due to other specified cause, class III | Billable |
| K08.194 | Complete loss of teeth due to other specified cause, class IV | Billable |
| K08.199 | Complete loss of teeth due to other specified cause, unspecified class | Billable |
| K08.2 | Atrophy of edentulous alveolar ridge | Header |
| K08.20 | Unspecified atrophy of edentulous alveolar ridge | Billable |
| K08.21 | Minimal atrophy of the mandible | Billable |
| K08.22 | Moderate atrophy of the mandible | Billable |
| K08.23 | Severe atrophy of the mandible | Billable |
| K08.24 | Minimal atrophy of maxilla | Billable |
| K08.25 | Moderate atrophy of the maxilla | Billable |
| K08.26 | Severe atrophy of the maxilla | Billable |
| K08.3 | Retained dental root | Billable |
| K08.4 | Partial loss of teeth | Header |
| K08.40 | Partial loss of teeth, unspecified cause | Header |
| K08.401 | Partial loss of teeth, unspecified cause, class I | Billable |
| K08.402 | Partial loss of teeth, unspecified cause, class II | Billable |
| K08.403 | Partial loss of teeth, unspecified cause, class III | Billable |
| K08.404 | Partial loss of teeth, unspecified cause, class IV | Billable |
| K08.409 | Partial loss of teeth, unspecified cause, unspecified class | Billable |
| K08.41 | Partial loss of teeth due to trauma | Header |
| K08.411 | Partial loss of teeth due to trauma, class I | Billable |
| K08.412 | Partial loss of teeth due to trauma, class II | Billable |
| K08.413 | Partial loss of teeth due to trauma, class III | Billable |
| K08.414 | Partial loss of teeth due to trauma, class IV | Billable |
| K08.419 | Partial loss of teeth due to trauma, unspecified class | Billable |
| K08.42 | Partial loss of teeth due to periodontal diseases | Header |
| K08.421 | Partial loss of teeth due to periodontal diseases, class I | Billable |
| K08.422 | Partial loss of teeth due to periodontal diseases, class II | Billable |
| K08.423 | Partial loss of teeth due to periodontal diseases, class III | Billable |
| K08.424 | Partial loss of teeth due to periodontal diseases, class IV | Billable |
| K08.429 | Partial loss of teeth due to periodontal diseases, unspecified class | Billable |
| K08.43 | Partial loss of teeth due to caries | Header |
| K08.431 | Partial loss of teeth due to caries, class I | Billable |
| K08.432 | Partial loss of teeth due to caries, class II | Billable |
| K08.433 | Partial loss of teeth due to caries, class III | Billable |
| K08.434 | Partial loss of teeth due to caries, class IV | Billable |
| K08.439 | Partial loss of teeth due to caries, unspecified class | Billable |
| K08.49 | Partial loss of teeth due to other specified cause | Header |
| K08.491 | Partial loss of teeth due to other specified cause, class I | Billable |
| K08.492 | Partial loss of teeth due to other specified cause, class II | Billable |
| K08.493 | Partial loss of teeth due to other specified cause, class III | Billable |
| K08.494 | Partial loss of teeth due to other specified cause, class IV | Billable |
| K08.499 | Partial loss of teeth due to other specified cause, unspecified class | Billable |
| K08.5 | Unsatisfactory restoration of tooth | Header |
| K08.50 | Unsatisfactory restoration of tooth, unspecified | Billable |
| K08.51 | Open restoration margins of tooth | Billable |
| K08.52 | Unrepairable overhanging of dental restorative materials | Billable |
| K08.53 | Fractured dental restorative material | Header |
| K08.530 | Fractured dental restorative material without loss of material | Billable |
| K08.531 | Fractured dental restorative material with loss of material | Billable |
| K08.539 | Fractured dental restorative material, unspecified | Billable |
| K08.54 | Contour of existing restoration of tooth biologically incompatible with oral health | Billable |
| K08.55 | Allergy to existing dental restorative material | Billable |
| K08.56 | Poor aesthetic of existing restoration of tooth | Billable |
| K08.59 | Other unsatisfactory restoration of tooth | Billable |
| K08.8 | Other specified disorders of teeth and supporting structures | Header |
| K08.81 | Primary occlusal trauma | Billable |
| K08.82 | Secondary occlusal trauma | Billable |
| K08.89 | Other specified disorders of teeth and supporting structures | Billable |
| K08.9 | Disorder of teeth and supporting structures, unspecified | Billable |
K09
Cysts of oral region, not elsewhere classified
4 subcodes
| K09.0 | Developmental odontogenic cysts | Billable |
| K09.1 | Developmental (nonodontogenic) cysts of oral region | Billable |
| K09.8 | Other cysts of oral region, not elsewhere classified | Billable |
| K09.9 | Cyst of oral region, unspecified | Billable |
K11
Diseases of salivary glands
14 subcodes
| K11.0 | Atrophy of salivary gland | Billable |
| K11.1 | Hypertrophy of salivary gland | Billable |
| K11.2 | Sialoadenitis | Header |
| K11.20 | Sialoadenitis, unspecified | Billable |
| K11.21 | Acute sialoadenitis | Billable |
| K11.22 | Acute recurrent sialoadenitis | Billable |
| K11.23 | Chronic sialoadenitis | Billable |
| K11.3 | Abscess of salivary gland | Billable |
| K11.4 | Fistula of salivary gland | Billable |
| K11.5 | Sialolithiasis | Billable |
| K11.6 | Mucocele of salivary gland | Billable |
| K11.7 | Disturbances of salivary secretion | Billable |
| K11.8 | Other diseases of salivary glands | Billable |
| K11.9 | Disease of salivary gland, unspecified | Billable |
K12
Stomatitis and related lesions
9 subcodes
| K12.0 | Recurrent oral aphthae | Billable |
| K12.1 | Other forms of stomatitis | Billable |
| K12.2 | Cellulitis and abscess of mouth | Billable |
| K12.3 | Oral mucositis (ulcerative) | Header |
| K12.30 | Oral mucositis (ulcerative), unspecified | Billable |
| K12.31 | Oral mucositis (ulcerative) due to antineoplastic therapy | Billable |
| K12.32 | Oral mucositis (ulcerative) due to other drugs | Billable |
| K12.33 | Oral mucositis (ulcerative) due to radiation | Billable |
| K12.39 | Other oral mucositis (ulcerative) | Billable |
K13
Other diseases of lip and oral mucosa
15 subcodes
| K13.0 | Diseases of lips | Billable |
| K13.1 | Cheek and lip biting | Billable |
| K13.2 | Leukoplakia and other disturbances of oral epithelium, including tongue | Header |
| K13.21 | Leukoplakia of oral mucosa, including tongue | Billable |
| K13.22 | Minimal keratinized residual ridge mucosa | Billable |
| K13.23 | Excessive keratinized residual ridge mucosa | Billable |
| K13.24 | Leukokeratosis nicotina palati | Billable |
| K13.29 | Other disturbances of oral epithelium, including tongue | Billable |
| K13.3 | Hairy leukoplakia | Billable |
| K13.4 | Granuloma and granuloma-like lesions of oral mucosa | Billable |
| K13.5 | Oral submucous fibrosis | Billable |
| K13.6 | Irritative hyperplasia of oral mucosa | Billable |
| K13.7 | Other and unspecified lesions of oral mucosa | Header |
| K13.70 | Unspecified lesions of oral mucosa | Billable |
| K13.79 | Other lesions of oral mucosa | Billable |
K14
Diseases of tongue
9 subcodes
| K14.0 | Glossitis | Billable |
| K14.1 | Geographic tongue | Billable |
| K14.2 | Median rhomboid glossitis | Billable |
| K14.3 | Hypertrophy of tongue papillae | Billable |
| K14.4 | Atrophy of tongue papillae | Billable |
| K14.5 | Plicated tongue | Billable |
| K14.6 | Glossodynia | Billable |
| K14.8 | Other diseases of tongue | Billable |
| K14.9 | Disease of tongue, unspecified | Billable |
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Verified against the CMS 2026 code set on May 31, 2026.
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