G90.8 ICD-10-CM Code: Other disorders of autonomic nervous system
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Other disorders of autonomic nervous system is a non-billable ICD-10-CM category code (G90.8). A more specific billable subcode must be selected for claims submission.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for G90.8 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- dysfunction of the autonomic nervous system due to alcohol (G31.2)
Frequently Asked Questions (FAQ) & Clinical Guidance
Can G90.8 be billed directly?
No. G90.8 (Other disorders of autonomic nervous system) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to G90.8 in its code family, with their registry titles.
- G90.521 — Complex regional pain syndrome I of right lower limb
- G90.522 — Complex regional pain syndrome I of left lower limb
- G90.523 — Complex regional pain syndrome I of lower limb, bilateral
- G90.529 — Complex regional pain syndrome I of unspecified lower limb
- G90.59 — Complex regional pain syndrome I of other specified site
- G90.81 — Serotonin syndrome
- G90.89 — Other disorders of autonomic nervous system
- G90.9 — Disorder of the autonomic nervous system, unspecified
- G90.A — Postural orthostatic tachycardia syndrome [POTS]
- G90.B — LMNB1-related autosomal dominant leukodystrophy