F71

Moderate intellectual disabilities

Billable / specific

F71 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes

  • disorders of psychological development

Applicable to

  • IQ level 35-40 to 50-55
  • Moderate mental subnormality

Excludes1

Not coded here — never report together with this code.

  • borderline intellectual functioning, IQ above 70 to 84 (R41.83)

Excludes2

Not included here — may be reported together when both conditions exist.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Code first

Sequence the underlying condition first.

  • any associated physical or developmental disorders

Also known as

  • IQ level 35-40 to 50-55
  • Moderate mental subnormality
  • Disability, disabilities, intellectual, moderate
  • Imbecile, imbecility
  • I.Q., 35-49

Related codes

  • F70Mild intellectual disabilitiesBillable
  • F72Severe intellectual disabilitiesBillable
  • F73Profound intellectual disabilitiesBillable
  • F78Other intellectual disabilitiesHeader
  • F79Unspecified intellectual disabilitiesBillable

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