G90.5
Complex regional pain syndrome I (CRPS I)
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 13 never code together
G90.5code
G00-G99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 1
G90.5code
Inclusion terms
- Reflex sympathetic dystrophy
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 9 same parent — G90
G90.0 Idiopathic peripheral autonomic neuropathy category G90.1 Familial dysautonomia [Riley-Day] G90.2 Horner's syndrome G90.3 Multi-system degeneration of the autonomic nervous system G90.4 Autonomic dysreflexia G90.8 Other disorders of autonomic nervous system category G90.9 Disorder of the autonomic nervous system, unspecified G90.A Postural orthostatic tachycardia syndrome [POTS] G90.B LMNB1-related autosomal dominant leukodystrophy
Subordinate codes 4
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.