2018 ICD-10-CM Diagnosis Code G56

Mononeuropathies of upper limb

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as G56. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • current traumatic nerve disorder - see nerve injury by body region
The following code(s) above G56 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to G56:
  • G00-G99
    2018 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the nervous system
  • G50-G59
    2018 ICD-10-CM Range G50-G59

    Nerve, nerve root and plexus disorders

    Type 1 Excludes
    • current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
    • neuralgia NOS (M79.2)
    • neuritis NOS (M79.2)
    • peripheral neuritis in pregnancy (O26.82-)
    • radiculitis NOS (M54.1-)
    Nerve, nerve root and plexus disorders
Code History
ICD-10-CM Codes Adjacent To G56
G54.1 Lumbosacral plexus disorders
G54.2 Cervical root disorders, not elsewhere classified
G54.3 Thoracic root disorders, not elsewhere classified
G54.4 Lumbosacral root disorders, not elsewhere classified
G54.5 Neuralgic amyotrophy
G54.6 Phantom limb syndrome with pain
G54.7 Phantom limb syndrome without pain
G54.8 Other nerve root and plexus disorders
G54.9 Nerve root and plexus disorder, unspecified
G55 Nerve root and plexus compressions in diseases classified elsewhere
G56 Mononeuropathies of upper limb
G56.0 Carpal tunnel syndrome
G56.00 …… unspecified upper limb
G56.01 …… right upper limb
G56.02 …… left upper limb
G56.03 …… bilateral upper limbs
G56.1 Other lesions of median nerve
G56.10 …… unspecified upper limb
G56.11 …… right upper limb
G56.12 …… left upper limb
G56.13 …… bilateral upper limbs

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