E87 — Other disorders of fluid, electrolyte and acid-base balance
Is E87 billable?
No — E87 is a non-billable header code. E87 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 14 billable codes beneath E87.
Billable codes under this header
- E87.0Hyperosmolality and hypernatremia
- E87.1Hypo-osmolality and hyponatremia
- E87.3Alkalosis
- E87.4Mixed disorder of acid-base balance
- E87.5Hyperkalemia
- E87.6Hypokalemia
- E87.8Other disorders of electrolyte and fluid balance, not elsewhere classified
- E87.20Acidosis, unspecified
- E87.21Acute metabolic acidosis
- E87.22Chronic metabolic acidosis
- E87.29Other acidosis
- E87.70Fluid overload, unspecified
- E87.71Transfusion associated circulatory overload
- E87.79Other fluid overload
E87 at a glance
| Code | E87 |
|---|---|
| Description | Other disorders of fluid, electrolyte and acid-base balance |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together
The conditions below can never be reported together with E87 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from Chapter 4
The conditions below can never be reported together with E87 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Excludes1 — never code together — inherited from E70-E88
The conditions below can never be reported together with E87 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from E70-E88
The conditions below are not part of E87, but a patient may have both at the same time. When documentation supports it, E87 and the excluded code may both be reported.
- Ehlers-Danlos syndromes (Q79.6-)
What codes fall under E87? (9)
How long has E87 existed?
E87 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which codes are confused with E87?
ICD-10-CM declares these codes mutually exclusive with E87 — exactly one of each pair can be correct for a given encounter.