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

What this means — in plain language

MedlinePlus · NIH

What are electrolytes? Electrolytes are minerals that have an electric charge when they are dissolved in water or body fluids, including blood. The electric charge can be positive or negative. You have electrolytes in your blood, urine (pee), tissues, and other body fluids. Electrolytes are important because they help: Balance the amount of water in your body Balance your body's acid/base (pH) level Move nutrients…

Read more about Fluid and Electrolyte Balance at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

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)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

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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