R63.8 Other symptoms and signs concerning food and fluid intake

Billable ICD-10-CM code, FY2026.

Applies from R63 Symptoms and signs concerning food and fluid intake

Excludes1 (never code together)

• bulimia NOS (F50.2-)

MS-DRG index

Defines the logic of DRG(s) 640-641 in MDC 10.

Approximate ICD-9-CM (GEMs)

• 783.9 Other symptoms concerning nutrition, metabolism, and development (approximate)

Diagnosis Index entries for R63.8

• Hypometabolism
• Increase, increased › abnormal, in development
• Symptoms NEC › development NEC
• Symptoms NEC › involving › food and fluid intake
• Symptoms NEC › metabolism NEC

Nearby codes

• R63.32 Pediatric feeding disorder, chronic
• R63.39 Other 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 (this code)