R63: Symptoms and signs concerning food and fluid intake

Codes under R63 (Symptoms and signs concerning food and fluid intake). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
R63.0	Anorexia	✓
R63.1	Polydipsia	✓
R63.2	Polyphagia	✓
R63.3	Feeding difficulties	—
R63.4	Abnormal weight loss	✓
R63.5	Abnormal weight gain	✓
R63.6	Underweight	✓
R63.8	Other symptoms and signs concerning food and fluid intake	✓
R63.30	Feeding difficulties, unspecified	✓
R63.31	Pediatric feeding disorder, acute	✓
R63.32	Pediatric feeding disorder, chronic	✓
R63.39	Other feeding difficulties	✓

More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees

Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

Code the diagnosis right