E87
⚠ Non-billable
Other disorders of fluid, electrolyte and acid-base balance
ICD-10-CM · FY2026 · Endocrine, Nutritional and Metabolic Diseases
Code
E87
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Endocrine, Nutritional and Metabolic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- diabetes insipidus (E23.2)
- electrolyte imbalance associated with hyperemesis gravidarum (O21.1)
- electrolyte imbalance following ectopic or molar pregnancy (O08.5)
- familial periodic paralysis (G72.3)
- metabolic acidemia in newborn, unspecified (P19.9)
Frequently asked questions
What is ICD-10 code E87?
ICD-10-CM code E87 represents Other disorders of fluid, electrolyte and acid-base balance. It is a non-billable header code requiring a more specific subcategory in the Endocrine, Nutritional and Metabolic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is E87 billable?
No. E87 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is E87 in?
E87 belongs to the Endocrine, Nutritional and Metabolic Diseases chapter (E00–E89) of ICD-10-CM.
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