2013 ICD-9-CM Diagnosis Code 783.21
Loss of weight
- the reduction of overall body mass; may be due to disease, diet, or drugs; can be permanent or temporary, and may involve any tissue.
- A reduction in overall body mass.
- ICD-9-CM 783.21 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Convert 783.21 to ICD-10-CM 

ICD-9-CM Volume 2 Index entries containing back-references to 783.21: