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F72 ICD-10-CM Code: Severe intellectual disabilities

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Official description

F72

Severe intellectual disabilities

ICD-10-CM diagnosis code · United States clinical modification

Where F72 sits

  1. 1

    Chapter 5

    Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

  2. 2

    Section

    Intellectual Disabilities (F70-F79)

  3. 3

    Category F72

    Severe intellectual disabilities

  4. 4

    Code F72

    Severe intellectual disabilities

Notes for this code

Inclusion terms

  • IQ 20-25 to 35-40
  • Severe mental subnormality

Code first

No “code first” instruction is listed for F72.

Use additional code

No “use additional code” instruction is listed for F72.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for F72.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for F72.

Source and release

Data release
U.S. ICD-10-CM · FY 2027
Effective date
Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Frequently asked questions

What does ICD-10-CM code F72 mean?

F72 is the FY 2027 U.S. ICD-10-CM code for “Severe intellectual disabilities.”

Is F72 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, F72 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is F72 located in ICD-10-CM?

F72 is listed in Chapter 5, Mental, Behavioral and Neurodevelopmental disorders (F01-F99), within Intellectual Disabilities (F70-F79) (F70–F79), under category F72, Severe intellectual disabilities.

What coding notes are listed for F72?

Its listed inclusion terms are IQ 20-25 to 35-40; Severe mental subnormality. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.