ICD-9-CM

Use additional code(s) to identify any associated psychiatric or physical condition(s)

318 Other specified intellectual disabilities
318.0: Moderate intellectual disabilities IQ 35-49 Moderate mental subnormality
318.1: Severe intellectual disabilities IQ 20-34 Severe mental subnormality
318.2: Profound intellectual disabilities IQ under 20 Profound mental subnormality

318 Other specified intellectual disabilities

IQ 35-49

Moderate mental subnormality

IQ 20-34

Severe mental subnormality

IQ under 20

Profound mental subnormality

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