ICD-10-CM Code R63.4
Abnormal weight loss
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.R63.4 is a billable ICD code used to specify a diagnosis of abnormal weight loss. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code R634 is used to code Weight loss
Weight loss, in the context of medicine, health, or physical fitness, refers to a reduction of the total body mass, due to a mean loss of fluid, body fat or adipose tissue and/or lean mass, namely bone mineral deposits, muscle, tendon, and other connective tissue. Weight loss can either occur unintentionally due to malnourishment or an underlying disease or arise from a conscious effort to improve an actual or perceived overweight or obese state. "Unexplained" weight loss that is not caused by reduction in calorific intake or exercise is called cachexia and may be a symptom of a serious medical condition. Intentional weight loss is commonly referred to as slimming.
| MeSH Code: | D015431 |
| ICD 9 Code: | 783.21 |
MS-DRG Mapping
- DRG Group #640-641 - Misc disorders of nutrition, metabolism, fluids or electrolytes with MCC.
- DRG Group #640-641 - Misc disorders of nutrition, metabolism, fluids or electrolytes without MCC.
ICD-10-CM Alphabetical Index References for 'R63.4 - Abnormal weight loss'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code R63.4. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official exact match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that in all cases where the ICD9 code 783.21 was previously used, R63.4 is the appropriate modern ICD10 code.
Parent Code: R63 - Symptoms and signs concerning food and fluid intake