G90.52Non-billable (header)

Complex regional pain syndrome I of lower limb

Related Codes· Other disorders of the nervous system (G89-G99)

G89.11Acute pain due to traumaG89.12Acute post-thoracotomy painG89.18Other acute postprocedural painG89.21Chronic pain due to traumaG89.22Chronic post-thoracotomy painG89.28Other chronic postprocedural painG89.29Other chronic painG90.01Carotid sinus syncopeG90.09Other idiopathic peripheral autonomic neuropathyG90.50Complex regional pain syndrome I, unspecifiedG90.51Complex regional pain syndrome I of upper limbG90.59Complex regional pain syndrome I of other specified siteG90.81Serotonin syndromeG90.89Other disorders of autonomic nervous systemG92.00Immune effector cell-associated neurotoxicity syndrome, grad…G92.01Immune effector cell-associated neurotoxicity syndrome, grad…

Sub-codes of G90.52(4)

G90.52 is a non-billable header. Select a sub-code to bill.

G90.521Complex regional pain syndrome I of right lower limb✓ BillableG90.522Complex regional pain syndrome I of left lower limb✓ BillableG90.523Complex regional pain syndrome I of lower limb, bilateral✓ BillableG90.529Complex regional pain syndrome I of unspecified lower limb✓ Billable

Code Hierarchy

┌6Diseases of the nervous system (G00-G99)├G89-G99Other disorders of the nervous system (G89-G99)├G90Disorders of autonomic nervous system
└G90.52Complex regional pain syndrome I of lower limb

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