E86.0

Dehydration

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

Inherited from E86Volume depletion

Excludes 1

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

Excludes 2

hypovolemic shock NOS (R57.1)

Use additional

code(s) for any associated disorders of electrolyte and acid-base balance (E87.-)

Inherited from E70-E88Metabolic disorders

Excludes 1

androgen insensitivity syndrome (E34.5-) congenital adrenal hyperplasia (E25.0) hemolytic anemias attributable to enzyme disorders (D55.-) Marfan syndrome (Q87.4-) 5-alpha-reductase deficiency (E29.1)

Excludes 2

Ehlers-Danlos syndromes (Q79.6-)

Inherited from chapter 4Endocrine, nutritional and metabolic diseases

Excludes 1

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Official Guidelines for E86.0

FY 2026 ›

I.C.4Chapter-specific guidanceChapter 4: Endocrine, Nutritional, and Metabolic Diseases (E00-E89)

Subsections

Find E86.0 in the alphabetic index

7 index paths lead to this code