Basic information on Fatigue ICD-10 CM codes

Fatigue is a condition marked by drowsiness and an unusual lack of energy and mental alertness. It can be caused by many things, including illness, injury, or drugs. Fatigue is a lack of energy and motivation.

R53.83 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Fatigue being a symptom, as per the ICD 10 coding guidelines,  symptoms and signs, as opposed to diagnoses, are acceptable for reporting purposes when a related definitive diagnosis has not been established (confirmed) by the provider.

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Related ICD-10 CM code description for Fatigue

R53.82 Chronic fatigue, unspecified
Chronic fatigue syndrome NOS
Excludes1: postviral fatigue syndrome (G93.3)

R53.83 Other fatigue
Fatigue NOS
Lack of energy
Lethargy
Tiredness

Below are the Excludes 1 note for Fatigue code R53.83. These codes should not be coded together with R53.83.

Related Fatigue ICD 10 code Synonyms include:

• Fatigue
• Fatigue due to chemotherapy or radiation therapy
• Lethargy
• Malaise and fatigue

Subcategory G93.3, Postviral fatigue syndrome, has been retitled to “Postviral and related fatigue syndrome” and new codes created as follows:

G93.31, Postviral fatigue syndrome
G93.32, Myalgic encephalomyelitis/chronic fatigue syndrome
G93.39, Other post infection and related fatigue syndromes

Postviral fatigue syndrome is a condition represented by an extended period of fatigue that can linger for weeks or months following a viral infection and is not necessarily related to the severity of the initial viral infection.

Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a chronic, multi-system disease affecting millions of people. The syndrome is complex, debilitating and includes the hallmark symptom of post-exertional malaise with a wide spectrum of severity, from mild to very severe. Although the exact cause of ME/CFS is not known, it often follows an infectious-like illness.

Code G93.39 is assigned for postbacterial fatigue syndrome, postinfectious fatigue syndrome, and other types of fatigue syndromes for which a specific code does not exist.

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Their are also separate set of codes for Fatigue Vertebra. Code series M48 should be used to report the fatigue vertebra codes depending on the site for cervical, thoracic and lumbar region.

For Fatigue psychogenic, we have to use code F48.8