Other disorders of bone development and growth, left femur

This code signifies a non-specific developmental or growth abnormality affecting the left femur, distinct from conditions like osteogenesis imperfecta or osteopetrosis. It encompasses a range of congenital or acquired disturbances in bone formation and maturation that do not fit more specific diagnostic categories.

Apply this code when documentation clearly indicates an "other" or unspecified disorder of bone development or growth localized to the left femur. This is appropriate when a more precise diagnosis from the M89.2 subcategory (e.g., M89.21-M89.29) cannot be made due to lack of specificity in the medical record.

• Ensure laterality (left) and bone (femur) are explicitly documented.
• Avoid using this code if a more specific M89.2 subcategory code can be assigned based on the clinical information.
• Query the provider for further specificity if the documentation only states "bone development disorder" without identifying the specific type or bone involved.