R64 Cachexia
Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.
Excludes1 (never code together)
- abnormal weight loss (R63.4)
- cachexia due to underlying condition (E88.A)
- nutritional marasmus (E41)
Applies from R64 Cachexia
Excludes1 (never code together)
- abnormal weight loss (R63.4)
- cachexia due to underlying condition (E88.A)
- nutritional marasmus (E41)
Risk adjustment (HCC)
- CMS-HCC V22: HCC 21 — Protein-Calorie Malnutrition
- ESRD V24: HCC 21
MS-DRG index
Defines the logic of DRG(s) 947-948 in MDC 23.
Approximate ICD-9-CM (GEMs)
Code annotations containing back-references to R64
Back-references to R64
- Type 1 Excludes:
E88.A Wasting disease (syndrome) due to underlying condition ("cachexia NOS (R64)")
Back-references to R64
- Type 1 Excludes:
E88.A Wasting disease (syndrome) due to underlying condition ("cachexia NOS (R64)")
Diagnosis Index entries for R64
- Cachexia
- Cachexia › cancerous
- Cachexia › malignant
- Cachexia › pulmonary
- Emaciation
- Inanition
Nearby codes