R64 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Can you code malnutrition and cachexia?

ICD-9-CM classifies the term "wasting" to 799.4, and wasting due to malnutrition is classified as 261. ... While ICD-9-CM classified cachexia due to malnutrition as only 799.4, many coders may add an additional code for the documented malnutrition.

Is cachexia a CC?

Cancer cachexia (CC) is a multifactorial paraneoplastic syndrome characterized by anorexia, body weight loss, loss of adipose tissue and skeletal muscle, accounting for at least 20% of deaths in neoplastic patients.