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R63.0

Billable

Anorexia

R63.0 is the ICD-10-CM code for Anorexia. 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

Includes

  • •Loss of appetite

Excludes1 — not coded here

  • •anorexia nervosa (F50.0-)
  • •loss of appetite of nonorganic origin (F50.89)

Frequently asked questions

What is ICD-10 code R63.0?
R63.0 is the ICD-10-CM code for "Anorexia". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R63.0 a billable code?
Yes — R63.0 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from R63.0?
Excludes1 (not coded here): anorexia nervosa (F50.0-); loss of appetite of nonorganic origin (F50.89).

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

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