R63.6 Underweight
Billable / valid for submission ICD10CM Release FY2026
Version history
| Release | Valid from | Valid to | Description | Billable |
|---|---|---|---|---|
| FY2026 | 2025-10-01 | current | Underweight | yes |
Related codes in R63
- R63 Symptoms and signs concerning food and fluid intake
- R63.0 Anorexia
- R63.1 Polydipsia
- R63.2 Polyphagia
- R63.3 Feeding difficulties
- R63.30 Feeding difficulties, unspecified
- R63.31 Pediatric feeding disorder, acute
- R63.32 Pediatric feeding disorder, chronic
- R63.39 Other feeding difficulties
- R63.4 Abnormal weight loss
- R63.5 Abnormal weight gain
- R63.8 Other symptoms and signs concerning food and fluid intake