2008 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.* > 2008 ICD-9-CM Diagnosis 528.09 Other stomatitis and mucositis (ulcerative)  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 528.09 can be accessed here. 528.09 is a specific code that can be used to specify a diagnosis 528.09 contains 2 index entries View the ICD-9-CM Volume 1 528.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing 528.09: Mucositis - see also Inflammation, by site 528.00 due to specified NEC 528.09 Stomatitis 528.00 specified NEC 528.09