R63.5Billable
Abnormal weight gain
- Chapter
- 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
- Category
- R63
- Effective date
- October 1, 2026
Related codes in category R63
R63Symptoms and signs concerning food and fluid intakeR63.0AnorexiaYesR63.1PolydipsiaYesR63.2PolyphagiaYesR63.3Feeding difficultiesR63.30Feeding difficulties, unspecifiedYesR63.31Pediatric feeding disorder, acuteYesR63.32Pediatric feeding disorder, chronicYesR63.39Other feeding difficultiesYesR63.4Abnormal weight lossYesR63.6UnderweightYesR63.8Other symptoms and signs concerning food and fluid intakeYes
Frequently asked questions
What is ICD-10 code R63.5?
R63.5 is an ICD-10-CM diagnosis code for Abnormal weight gain.
Is R63.5 a billable code?
Yes. R63.5 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is R63.5 in?
R63.5 falls under Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
When did R63.5 become effective?
R63.5 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to R63.5?
R63.5 belongs to category R63, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.