The ICD-9 code range DISEASES OF ORAL CAVITY, SALIVARY GLANDS, AND JAWS for 520-529 is medical classification list by the World Health Organization (WHO).
Disorders of tooth development and eruption
Diseases of hard tissues of teeth
Dental caries
Dental caries, unspecified
Dental caries limited to enamel
Dental caries extending into dentine
Dental caries extending into pulp
Arrested dental caries
Odontoclasia
Dental caries pit and fissure
Dental caries of smooth surface
Dental caries of root surface
Other dental caries
Excessive dental attrition
Abrasion of teeth
Erosion of teeth
Pathological tooth resorption
Other specified diseases of hard tissues of teeth
Diseases of pulp and periapical tissues
Gingival and periodontal diseases
Acute gingivitis
Chronic gingivitis
Gingival recession
Acute periodontitis
Chronic periodontitis
Dentofacial anomalies including malocclusion
Major anomalies of jaw size
Major anomalies of jaw size, unspecified anomaly
Major anomalies of jaw size, maxillary hyperplasia
Major anomalies of jaw size, mandibular hyperplasia
Major anomalies of jaw size, maxillary hypoplasia
Major anomalies of jaw size, mandibular hypoplasia
Major anomalies of jaw size, macrogenia
Major anomalies of jaw size, microgenia
Excessive tuberosity of jaw
Major anomalies of jaw size, other specified anomaly
Anomalies of relationship of jaw to cranial base
Anomalies of relationship of jaw to cranial base, unspecified anomaly
Anomalies of relationship of jaw to cranial base, maxillary asymmetry
Anomalies of relationship of jaw to cranial base, other jaw asymmetry
Anomalies of relationship of jaw to cranial base, other specified anomaly
Anomalies of dental arch relationship
Unspecified anomaly of dental arch relationship
Malocclusion, Angle's class I
Malocclusion, Angle's class II
Malocclusion, Angle's class III
Open anterior occlusal relationship
Open posterior occlusal relationship
Excessive horizontal overlap
Reverse articulation
Anomalies of interarch distance
Other anomalies of dental arch relationship
Anomalies of tooth position
Unspecified anomaly of tooth position
Crowding of teeth
Excessive spacing of teeth
Horizontal displacement of teeth
Vertical displacement of teeth
Rotation of tooth/teeth
Insufficient interocclusal distance of teeth (ridge)
Excessive interocclusal distance of teeth
Other anomalies of tooth position
Dentofacial functional abnormalities
Dentofacial functional abnormality, unspecified
Abnormal jaw closure
Limited mandibular range of motion
Deviation in opening and closing of the mandible
Insufficient anterior guidance
Centric occlusion maximum intercuspation discrepancy
Non-working side interference
Lack of posterior occlusal support
Other dentofacial functional abnormalities
Temporomandibular joint disorders
Temporomandibular joint disorders, unspecified
Temporomandibular joint disorders, adhesions and ankylosis (bony or fibrous)
Temporomandibular joint disorders, arthralgia of temporomandibular joint
Temporomandibular joint disorders, articular disc disorder (reducing or non-reducing)
Temporomandibular joint sounds on opening and/or closing the jaw
Other specified temporomandibular joint disorders
Dental alveolar anomalies
Dental alveolar anomalies, unspecified alveolar anomaly
Alveolar maxillary hyperplasia
Alveolar mandibular hyperplasia
Alveolar maxillary hypoplasia
Alveolar mandibular hypoplasia
Vertical displacement of alveolus and teeth
Occlusal plane deviation
Other specified alveolar anomaly
Other specified dentofacial anomalies
Other diseases and conditions of the teeth and supporting structures
Loss of teeth due to accident extraction or local periodontal disease
Atrophy of edentulous alveolar ridge
Complete edentulism
Partial edentulism
Unsatisfactory restoration of tooth
Unspecified unsatisfactory restoration of tooth
Open restoration margins
Unrepairable overhanging of dental restorative materials
Fractured dental restorative material without loss of material
Fractured dental restorative material with loss of material
Contour of existing restoration of tooth biologically incompatible with oral health
Allergy to existing dental restorative material
Poor aesthetics of existing restoration
Other unsatisfactory restoration of existing tooth
Endosseous dental implant failure
Diseases of the jaws
Periradicular pathology associated with previous endodontic treatment
Other specified diseases of the jaws
Diseases of the salivary glands
Diseases of the oral soft tissues excluding lesions specific for gingiva and tongue
Stomatitis
Other disturbances of oral epithelium including tongue
Diseases and other conditions of the tongue