MCMCB Pro
E64.0

E64.0Sequelae of protein-calorie malnutrition

Billable / specific codeICD-10-CMPOA exempt

E64.0 is a billable, specific ICD-10-CM code for sequelae of protein-calorie malnutrition. It is valid for submission on a claim.

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

  • retarded development following protein-calorie malnutrition (E45)

Risk adjustment

E64.0 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

E64.0 is named in 12 Medicare coverage policies 12 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56232Billing and Coding: Foot Care
  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function
  • A56680Billing and Coding: Routine Foot Care

How E64.0 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to E64.0.

  • Sequelaeprotein-energy malnutrition

Related codes at this level

Codes that share E64. If E64.0 is not quite right, the correct code is usually one of these.

Questions about E64.0

Is E64.0 a billable ICD-10-CM code?
Yes. E64.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does E64.0 sit in the tabular list?
Endocrine, nutritional and metabolic diseases (E00-E89), in the block Other nutritional deficiencies (E50-E64).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.