2026 ICD-10-CM Diagnosis Code E86Volume depletion

ICD-10-CM CodesE00–E89E70-E88E86

ICD-10-CM E86
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

E86 is a non-billable ICD-10-CM category code for volume depletion, so it cannot be submitted on claims. Use a more specific code from this category instead, such as E86.0, E86.1, and E86.9.

Code Identity

ICD-10-CM Code
E86
Billable Status
No — Non-Billable Category
Code Describes
Volume depletion
Chapter
E70-E88
Metabolic disorders

Code Classification

ChapterE00–E89Endocrine, nutritional and metabolic diseases
SectionE70-E88Metabolic disorders
CategoryE86Volume depletion
This CodeE86Volume depletion

Specific Coding for Volume depletionOverview

Non-specific codes like E86 require more characters. Use one of these billable codes instead:

  • Use E86.0 for Dehydration

  • Use E86.1 for Hypovolemia

  • Use E86.9 for Volume depletion, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Use Additional Code

  • codes for any associated disorders of electrolyte and acid-base balance E87

Type 1 Excludes

  • dehydration of newborn P74.1
  • postprocedural hypovolemic shock T81.19
  • traumatic hypovolemic shock T79.4

Type 2 Excludes

  • hypovolemic shock NOS R57.1

Patient EducationClinical

Fluid and Electrolyte Balance

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.

The full article covers:

  • What are electrolytes?
  • What are the different types of electrolytes in your body?
  • What is an electrolyte imbalance?
  • What are the different types of electrolyte imbalances?
  • How are electrolyte imbalances diagnosed?
  • What are the treatments for electrolyte imbalances?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About E86Overview

Is E86 (Volume depletion) a billable code?

No. This is a category header that groups the codes for volume depletion, and headers cannot be submitted on claims. Claims for volume depletion need a more specific code from this category, such as E86.0, E86.1, and E86.9.