E86.9 Volume depletion, unspecified

Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

Excludes1

Not coded together with this code. The exception is when the two conditions are unrelated to each other.

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

Excludes2

Not part of this code, but both can be coded when both are documented.

• hypovolemic shock NOS (R57.1)
• Ehlers-Danlos syndromes (Q79.6-)

Use additional code

Add a second code for the following, when documented.

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