G89.2Chronic pain, not elsewhere classified
ICD-10-CM category (non-billable header) code — part of Other disorders of the nervous system (G89-G99)
Coding Notes
Excludes1 (never code both together)
- causalgia, lower limb (G57.7-)
- causalgia, upper limb (G56.4-)
- central pain syndrome (G89.0)
- chronic pain syndrome (G89.4)
- complex regional pain syndrome II, lower limb (G57.7-)
- complex regional pain syndrome II, upper limb (G56.4-)
- neoplasm related chronic pain (G89.3)
- reflex sympathetic dystrophy (G90.5-)
Subcategories (4)
- G89.21 Chronic pain due to trauma
- G89.22 Chronic post-thoracotomy pain
- G89.28 Other chronic postprocedural pain
- G89.29 Other chronic pain