G90.5
ICD-10Non-billable categoryComplex regional pain syndrome I (CRPS I)
Official ICD-10-CM descriptor (FY2026)
Complex regional pain syndrome I (CRPS I)
G90.5 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Inclusion terms
- Reflex sympathetic dystrophy
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- causalgia of lower limb (G57.7-)
- causalgia of upper limb (G56.4-)
- complex regional pain syndrome II of lower limb (G57.7-)
- complex regional pain syndrome II of upper limb (G56.4-)
ICD-10-CM FY2026 defines 4 codes beneath G90.5. See the ICD-10-CM index for what this site publishes.
Related codes in G90
- G90.0Idiopathic peripheral autonomic neuropathycategory
- G90.1Familial dysautonomia [Riley-Day]
- G90.2Horner's syndrome
- G90.3Multi-system degeneration of the autonomic nervous system
- G90.4Autonomic dysreflexia
- G90.8Other disorders of autonomic nervous systemcategory
- G90.9Disorder of the autonomic nervous system, unspecified
- G90.APostural orthostatic tachycardia syndrome [POTS]
- G90.BLMNB1-related autosomal dominant leukodystrophy
Where this code sits
- Parent code
- G90
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.