300
715.16 Osteoarthrosis, localized, primary (lower leg)
715.26 Osteoarthrosis, localized, secondary (lower leg)
715.36 Osteoarthrosis, localized, not specified whether primary or secondary (lower leg)
715.96 Osteoarthrosis, unspecified whether generalized or localized, multiple sites
What is Diagnosis Code (ICD-9-CM) *Box 21