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Causalgia of upper limb G56.4

The ICD10 code for the diagnosis "Causalgia of upper limb" is "G56.4". G56.4 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.

  • G56.4 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM G56.4 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G56.4 - other international versions of ICD-10 G56.4 may differ.
Applicable To:
  • Complex regional pain syndrome II of upper limb
Type 1 Excludes:
  • complex regional pain syndrome I of lower limb (G90.52-)
  • complex regional pain syndrome I of upper limb (G90.51-)
  • complex regional pain syndrome II of lower limb (G57.7-)
  • reflex sympathetic dystrophy of lower limb (G90.52-)
  • reflex sympathetic dystrophy of upper limb (G90.51-)

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.