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E87

Non-billable

Other disorders of fluid, electrolyte and acid-base balance

E87 is the ICD-10-CM code for Other disorders of fluid, electrolyte and acid-base balance. It is a non-billable category code — use a more specific child code such as E87.0 for billing.

Status
Header (non-billable)
Chapter
E00-E89
Subcodes
9
Edition
FY2026

E00-E89 Endocrine, nutritional and metabolic diseases

Excludes1 — not coded here

  • •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?
E87 is the ICD-10-CM code for "Other disorders of fluid, electrolyte and acid-base balance". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
Is E87 a billable code?
No — E87 is a non-billable header code. Use a more specific child code (such as E87.0) for billing.
What are the subcodes of E87?
E87 has 9 more specific child codes, including E87.0, E87.1, E87.2.
What is excluded from E87?
Excludes1 (not coded here): 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).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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