ICD-10 G93.31
Billable / SpecificPostviral fatigue syndrome
About ICD-10-CM G93.31
ICD-10-CM code G93.31 represents Postviral fatigue syndrome. This is a billable/specific code in the Nervous System chapter (block G93). The 2026 edition of ICD-10-CM G93.31 became effective on October 1, 2025.
Medicare LCD Coverage for G93.31
Local Coverage Determinations (LCDs) from CMS MACs that list G93.31 as a covered diagnosis.
Showing top 10 of 135 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing G93.31.
2 Aetna
1 Cigna
5 Medicare
CPT Codes Commonly Billed with G93.31
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 83970 CMS LCD: Billing and Coding: Parathormone (Parathyroid Hormone) CMS LCD
Codes Adjacent To G93.31
Other codes in section G89-G99 (Other disorders of the nervous system).
ICD-10 G93.31, Billing FAQ
Is ICD-10 code G93.31 billable? +
Yes, G93.31 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with G93.31? +
Procedures frequently paired with G93.31 include: 83970.
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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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