G93.3
Non-billablePostviral and related fatigue syndromes
G93.3 is the ICD-10-CM code for Postviral and related fatigue syndromes. It is a non-billable category code — use a more specific child code such as G93.31 for billing.
G00-G99 Diseases of the nervous system
What this means — in plain language
MedlinePlus · NIHWhat is myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)? Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a serious, long-term illness that affects many body systems. Another name for it is chronic fatigue syndrome (CFS). ME/CFS can often make you unable to do your usual activities. Sometimes you may not even be able to get out of bed. What causes myalgic encephalomyelitis/chronic fatigue…
Read more about Myalgic Encephalomyelitis/Chronic Fatigue Syndrome at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Use additional code
- •code, if applicable, for post COVID-19 condition, unspecified (U09.9)
Medications indicated for this condition
FDA labeling- MethylprednisoloneCorticosteroid [EPC]›
- MannitolOsmotic Diuretic [EPC]›
- Sodium Phenylacetate and Sodium Benzoate›
- Methylprednisolone Acetate, Lidocaine Hydrochloride, Bupivacaine Hydrochloride, Povidine Iodine, Sodium Chloride, Isopropyl Alcohol›
- Depo-medrol, Lidocaine, Isopropyl Alcohol›
- Gadobenate›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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