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ICD-10-CM 2027

ICD-10 code for thirst effect

T73.1

Deprivation of water

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Effect, adverse › thirst”. Page updated September 29, 2026.

About coding thirst effect

The ICD-10-CM code for thirst effect is T73.1 (Deprivation of water).

Within T73 (effects of other deprivation), T73.1 is specifically for deprivation of water. Related codes cover Starvation (T73.0), exhaustion due to exposure (T73.2), exhaustion due to excessive exertion (T73.3), other effects of deprivation (T73.8) and effect of deprivation, unspecified (T73.9).

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about thirst effect ICD-10 codes

What is the ICD-10 code for thirst effect?

T73.1 — Deprivation of water (a header code; report a more specific subcode).

Is T73.1 billable?

No. T73.1 is a header code. Report one of its more specific subcodes instead.