ICD 9 CM Codes

520 Disorders of tooth development and eruption
521 Diseases of hard tissues of teeth
522 Diseases of pulp and periapical tissues
523 Gingival and periodontal diseases
524 Dentofacial anomalies, including malocclusion
525 Other diseases and conditions of the teeth and supporting structures
526 Diseases of the jaws
527 Diseases of the salivary glands
528 Diseases of the oral soft tissues, excluding lesions specific for gingiva and tongue
529 Diseases and other conditions of the tongue