2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Diseases Of Oral Cavity, Salivary Glands, And Jaws 520-529 > Diseases Of The Oral Soft Tissues Excluding Lesions Specific For Gingiva And Tongue 528.* > 2006 ICD-9-CM Diagnosis 528.72 Excessive keratinized residual ridge mucosa View the most recent version of ICD-9-CM 528.72 528.72 is a specific code that can be used to specify a diagnosis 528.72 contains 3 index entries View the ICD-9-CM Volume 1 528.* hierarchy  Index entries containing 528.72: Disturbance - see also Disease keratinization NEC oral (mucosa) (soft tissue) 528.79 residual ridge mucosa excessive 528.72 oral epithelium, including tongue 528.79 residual ridge mucosa excessive 528.72 Keratinization NEC alveolar ridge mucosa excessive 528.72 Keratosis 701.1 oral epithelium residual ridge mucosa excessive 528.72