ICD-10-CM · Billable Code
G90.1 — Familial dysautonomia [Riley-Day]
Chapter G00-G99: Diseases of the nervous system
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G90.0Idiopathic peripheral autonomic neuropathyG90.2Horner's syndromeG90.3Multi-system degeneration of the autonomic nervous systemG90.4Autonomic dysreflexiaG90.5Complex regional pain syndrome I (CRPS I)G90.8Other disorders of autonomic nervous systemG90.9Disorder of the autonomic nervous system, unspecifiedG90.APostural orthostatic tachycardia syndrome [POTS]G90.BLMNB1-related autosomal dominant leukodystrophy
Common questions about G90.1 (Familial dysautonomia [Riley-Day])
What does ICD-10 code G90.1 mean?
G90.1 is the ICD-10-CM 2025 code for Familial dysautonomia [Riley-Day]. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is G90.1 a billable diagnosis code?
Yes, G90.1 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does G90.1 belong to?
G90.1 belongs to the chapter "Diseases of the nervous system" (codes G00-G99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Familial dysautonomia [Riley-Day]?
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Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗