ICD-10-CM · Chapter 4 · E00-E89
E26 Hyperaldosteronism
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| E26..0 | Primary hyperaldosteronism | No |
| E26..01 | Conn's syndrome | Yes |
| E26..02 | Glucocorticoid-remediable aldosteronism | Yes |
| E26..09 | Other primary hyperaldosteronism | Yes |
| E26..1 | Secondary hyperaldosteronism | Yes |
| E26..8 | Other hyperaldosteronism | No |
| E26..81 | Bartter's syndrome | Yes |
| E26..89 | Other hyperaldosteronism | Yes |
| E26..9 | Hyperaldosteronism, unspecified | Yes |
Last reviewed: September 2026