E87 (Other disorders of fluid, electrolyte and acid-base balance) is an umbrella ICD-10-CM medical diagnosis code in the Endocrine, nutritional and metabolic diseases chapter. It identifies cases of other disorders of fluid, electrolyte and acid-base balance for clinical documentation, billing and epidemiological track

ICD-10-CM · Category

E87 — Other disorders of fluid, electrolyte and acid-base balance

Chapter E00-E89: Endocrine, nutritional and metabolic diseases

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Sub-codes under E87

E87.0Hyperosmolality and hypernatremiaE87.1Hypo-osmolality and hyponatremiaE87.2AcidosisE87.3AlkalosisE87.4Mixed disorder of acid-base balanceE87.5HyperkalemiaE87.6HypokalemiaE87.7Fluid overloadE87.8Oth disorders of electrolyte and fluid balance, NEC

Common questions about E87 (Other disorders of fluid, electrolyte and acid-base balance)

What does ICD-10 code E87 mean?
E87 is the ICD-10-CM 2025 code for Other disorders of fluid, electrolyte and acid-base balance. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is E87 a billable diagnosis code?
E87 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under E87. Browse the sub-codes listed on this page.
Which ICD-10 chapter does E87 belong to?
E87 belongs to the chapter "Endocrine, nutritional and metabolic diseases" (codes E00-E89). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Other disorders of fluid, electrolyte and acid-base balance?
For a plain-language explanation of Other disorders of fluid, electrolyte and acid-base balance, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Other disorders of fluid, electrolyte and acid-base balance" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗