2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Musculoskeletal System And Connective Tissue 710-739 > Rheumatism, Excluding The Back 725-729 > Disorders Of Muscle Ligament And Fascia 728.* > 2008 ICD-9-CM Diagnosis 728.12 Traumatic myositis ossificans  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 Therefore, this code may be out of date.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 728.12 can be accessed here. A disease characterized by bony deposits or the ossification of muscle tissue. 728.12 is a specific code that can be used to specify a diagnosis 728.12 contains 3 index entries View the ICD-9-CM Volume 1 728.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 728.12 also known as: Myisitis ossificans (circumscripta) Index entries containing 728.12: Myositis 729.1 ossificans 728.12 circumscribed 728.12 progressive 728.11 traumatic 728.12