All ICD10 Codes
G53Billable

Cranial nerve disorders in diseases classified elsewhere

Diseases of the Nervous System·Nerve, nerve root and plexus disorders (G50-G59)·category·FY 2026

CH6 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)

G50-G59 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • 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-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • multiple cranial nerve palsy in sarcoidosis (D86.82)
  • multiple cranial nerve palsy in syphilis (A52.15)
  • postherpetic geniculate ganglionitis (B02.21)
  • postherpetic trigeminal neuralgia (B02.22)
Code First
  • underlying disease, such as:
  • neoplasm (C00-D49)

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G50-G59Nerve, nerve root and plexus disorders (G50-G59)
G53Cranial nerve disorders in diseases classified elsewhereBillable

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 073
Cranial and Peripheral Nerve Disorders with MCC
DRG 074
Cranial and Peripheral Nerve Disorders without MCC