F73 ICD-10-CM Code: Profound intellectual disabilities
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
F73Profound intellectual disabilities
ICD-10-CM diagnosis code · United States clinical modification
Where F73 sits
- 1
Chapter 5
Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
- 2
Section
Intellectual Disabilities (F70-F79)
- 3
Category F73
Profound intellectual disabilities
- 4
Code F73
Profound intellectual disabilities
Notes for this code
Inclusion terms
- IQ level below 20-25
- Profound mental subnormality
Code first
No “code first” instruction is listed for F73.
Use additional code
No “use additional code” instruction is listed for F73.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for F73.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for F73.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
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.
Frequently asked questions
What does ICD-10-CM code F73 mean?
F73 is the FY 2027 U.S. ICD-10-CM code for “Profound intellectual disabilities.”
Is F73 a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, F73 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 F73 located in ICD-10-CM?
F73 is listed in Chapter 5, Mental, Behavioral and Neurodevelopmental disorders (F01-F99), within Intellectual Disabilities (F70-F79) (F70–F79), under category F73, Profound intellectual disabilities.
What coding notes are listed for F73?
Its listed inclusion terms are IQ level below 20-25; Profound mental subnormality. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.