G90.8
G90.8 — Other disorders of autonomic nervous system
Non-billable headerICD-10-CM
G90.8 is a non-billable header ICD-10-CM code for other disorders of autonomic nervous system. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
G90.8 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead G90.8
2 child codes. Green means billable.
Related codes at this level
Codes that share G90. If G90.8 is not quite right, the correct code is usually one of these.
- G90.0Idiopathic peripheral autonomic neuropathy
- G90.1Familial dysautonomia [Riley-Day]
- G90.2Horner's syndrome
- G90.3Multi-system degeneration of the autonomic nervous system
- G90.4Autonomic dysreflexia
- G90.5Complex regional pain syndrome I (CRPS I)
- G90.9Disorder of the autonomic nervous system, unspecified
- G90.APostural orthostatic tachycardia syndrome [POTS]
- G90.BLMNB1-related autosomal dominant leukodystrophy
Questions about G90.8
- Is G90.8 a billable ICD-10-CM code?
- No. G90.8 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does G90.8 sit in the tabular list?
- Diseases of the nervous system (G00-G99), in the block Other disorders of the nervous system (G89-G99).