ICD-10 F70
Billable / SpecificMild intellectual disabilities
About ICD-10-CM F70
ICD-10-CM code F70 represents Mild intellectual disabilities. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F70). The 2026 edition of ICD-10-CM F70 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under F70. Per CMS ICD-10-CM Tabular 2026.
- IQ level 50-55 to approximately 70
- Mild mental subnormality
Medicare LCD Coverage for F70
Local Coverage Determinations (LCDs) from CMS MACs that list F70 as a covered diagnosis.
Showing top 10 of 287 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F70.
1 Aetna
1 Cigna
5 Medicare
CPT Codes Commonly Billed with F70
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 F70 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 |
|---|---|---|
| F70 | 317 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F70
Other codes in section F70-F79 (Intellectual disabilities).
ICD-10 F70, Billing FAQ
Is ICD-10 code F70 billable? +
Yes, F70 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 F70? +
ICD-10 F70 includes: IQ level 50-55 to approximately 70; Mild mental subnormality.
What CPT codes are commonly billed with F70? +
Procedures frequently paired with F70 include: 92571, 92568, 92620, 92588, 92572.
What ICD-9 codes does F70 map to? +
Per CMS GEMs, F70 maps to ICD-9 codes: 317. 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 July 16, 2026.
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