E87.0
Billable codeHyperosmolality and hypernatremia
The ICD-10 code for hyperosmolality and hypernatremia is E87.0.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Sodium [Na] excess
- Sodium [Na] overload
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- E87.1Hypo-osmolality and hyponatremia
- E87.2Acidosisnon-billable header
- E87.3Alkalosis
- E87.4Mixed disorder of acid-base balance
- E87.5Hyperkalemia
- E87.6Hypokalemia
- E87.7Fluid overloadnon-billable header
- E87.8Other disorders of electrolyte and fluid balance, not elsewhere classified
- E87.0Hyperosmolality and hypernatremia
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 2760
Associated MS-DRGs
E87.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.