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R63.5

Billable

Abnormal weight gain

R63.5 is the ICD-10-CM code for Abnormal weight gain. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
R00-R99
Parent
R63
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Excludes1 — not coded here

  • •excessive weight gain in pregnancy (O26.0-)
  • •obesity (E66.-)

Frequently asked questions

What is ICD-10 code R63.5?
R63.5 is the ICD-10-CM code for "Abnormal weight gain". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R63.5 a billable code?
Yes — R63.5 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from R63.5?
Excludes1 (not coded here): excessive weight gain in pregnancy (O26.0-); obesity (E66.-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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