ICD-10-CM · Chapter 4 · E00-E89
E56 Other vitamin deficiencies
4 subcodes
Block: Other nutritional deficiencies (E50-E64)
Excludes 1 (cannot be coded together)
- sequelae of other vitamin deficiencies (E64.8)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
| E56..0 | Deficiency of vitamin E | Yes |
| E56..1 | Deficiency of vitamin K | Yes |
| E56..8 | Deficiency of other vitamins | Yes |
| E56..9 | Vitamin deficiency, unspecified | Yes |
Last reviewed: September 2026