ICD-10 F98.8
Billable / SpecificOther specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence
About ICD-10-CM F98.8
ICD-10-CM code F98.8 represents Other specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F98). The 2026 edition of ICD-10-CM F98.8 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under F98.8. Per CMS ICD-10-CM Tabular 2026.
- Excessive masturbation
- Nail-biting
- Nose-picking
- Thumb-sucking
Medicare LCD Coverage for F98.8
Local Coverage Determinations (LCDs) from CMS MACs that list F98.8 as a covered diagnosis.
Showing top 10 of 254 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F98.8.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with F98.8
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert F98.8 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 |
|---|---|---|
| F98.8 | 31389 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F98.8
Other codes in section F90-F98 (Behavioral and emotional disorders with onset usually occurring in childhood and adolescence).
ICD-10 F98.8, Billing FAQ
Is ICD-10 code F98.8 billable? +
Yes, F98.8 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 F98.8? +
ICD-10 F98.8 includes: Excessive masturbation; Nail-biting; Nose-picking, and 1 more clinical synonyms.
What ICD-9 codes does F98.8 map to? +
Per CMS GEMs, F98.8 maps to ICD-9 codes: 31389. 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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