G56.4
Non-billableCausalgia of upper limb
Causalgia of upper limb
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Complex regional pain syndrome II of upper limb
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
- •neuralgia NOSM79.2
- •neuritis NOSM79.2
- •peripheral neuritis in pregnancyO26.82
- •radiculitis NOSM54.1
- current traumatic nerve disorder - see nerve injury by body region
- •complex regional pain syndrome I of lower limbG90.52
- •complex regional pain syndrome I of upper limbG90.51
- •complex regional pain syndrome II of lower limbG57.7
- •reflex sympathetic dystrophy of lower limbG90.52
- •reflex sympathetic dystrophy of upper limbG90.51
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Child Codes (4)
Related Codes(6)
Also Known As / Clinical Terms(5)
Frequently Asked Questions
What is the ICD-10 code for causalgia of upper limb?
The ICD-10-CM code for causalgia of upper limb is G56.4. The full clinical description is "Causalgia of upper limb". G56.4 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G56.4 mean?
ICD-10-CM code G56.4 represents “Causalgia of upper limb”. It is classified under Chapter 6: Diseases of the Nervous System and is a non-billable header code. Use a more specific child code for billing purposes.
Is G56.4 a billable code?
No, G56.4 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under G56.4.
What chapter is G56.4 in?
G56.4 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G56.4?
G56.4 has Excludes1 notes indicating codes that cannot be used together with it, including: current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region; neuralgia NOS (M79.2); neuritis NOS (M79.2); and 8 more.
What are the subcategories under G56.4?
G56.4 has 4 child codes, including: G56.40 (Causalgia of unspecified upper limb), G56.41 (Causalgia of right upper limb), G56.42 (Causalgia of left upper limb), G56.43 (Causalgia of bilateral upper limbs).
What are the UMLS CUIs for G56.4?
G56.4 is linked to 2 UMLS Concept Unique Identifiers: C1443291, C2875271. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G56.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like causalgia of upper limb affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G56.4?
There is no direct ICD-11 mapping available for G56.4 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.