ICD-10 F72
Billable / Specific CCSevere intellectual disabilities
About ICD-10-CM F72
ICD-10-CM code F72 represents Severe intellectual disabilities. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F72). The 2026 edition of ICD-10-CM F72 became effective on October 1, 2025.
Coding Tips for F72
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
F72 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under F72. Per CMS ICD-10-CM Tabular 2026.
- IQ 20-25 to 35-40
- Severe mental subnormality
Inpatient DRG Impact, CC
codes Severe intellectual disabilities. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for F72
Local Coverage Determinations (LCDs) from CMS MACs that list F72 as a covered diagnosis.
Showing top 10 of 269 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F72.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with F72
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 92571 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92568 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92620 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92588 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92572 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92579 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92582 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92576 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92621 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
- 92570 CMS LCD: Billing and Coding: Vestibular and Audiologic Function Studies CMS LCD
Convert F72 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| F72 | 3181 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F72
Other codes in section F70-F79 (Intellectual disabilities).
ICD-10 F72, Billing FAQ
Is ICD-10 code F72 billable? +
Yes, F72 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to F72? +
ICD-10 F72 includes: IQ 20-25 to 35-40; Severe mental subnormality.
Is F72 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
What CPT codes are commonly billed with F72? +
Procedures frequently paired with F72 include: 92571, 92568, 92620, 92588, 92572.
What ICD-9 codes does F72 map to? +
Per CMS GEMs, F72 maps to ICD-9 codes: 3181. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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