2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Musculoskeletal System And Connective Tissue 710-739 > Osteopathies, Chondropathies, And Acquired Musculoskeletal Deformities 730-739 > Osteitis Deformans And Osteopathies Associated With Other Disorders Classified Elsewhere 731.* > 2008 ICD-9-CM Diagnosis 731.3 Major osseous defects  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 Therefore, this code may be out of date.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 731.3 can be accessed here. 731.3 is a specific code that can be used to specify a diagnosis 731.3 contains 2 index entries View the ICD-9-CM Volume 1 731.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Code first underlying disease, if known, such as: aseptic necrosis (733.40-733.49) malignant neoplasm of bone (170.0-170.9) osteomyelitis (730.00- 730.29) osteoporosis (733.00- 733.09) peri-prosthetic osteolysis (996.45) Index entries containing 731.3: Defect, defective 759.9 major osseous 731.3 osseous, major 731.3