All ICD10 Codes

G52

Non-Billable
ChapterG00–G99
Rankcategory
Official Description

Disorders of other cranial nerves

Use a more specific code (7 billable)
G52.0Disorders of olfactory nerveG52.1Disorders of glossopharyngeal nerveG52.2Disorders of vagus nerveG52.3Disorders of hypoglossal nerveG52.7Disorders of multiple cranial nervesG52.8Disorders of other specified cranial nervesG52.9Cranial nerve disorder, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

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

Excludes2(Not included here. Code separately if applicable.)
  • disorders of acoustic [8th] nerve (H93.3)
  • disorders of optic [2nd] nerve (H46, H47.0)
  • paralytic strabismus due to nerve palsy (H49.0-H49.2)

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G50-G59Nerve, nerve root and plexus disorders (G50-G59)
G52Disorders of other cranial nervesNot billable
G52.0Disorders of olfactory nerveBillable
G52.1Disorders of glossopharyngeal nerveBillable
G52.2Disorders of vagus nerveBillable
G52.3Disorders of hypoglossal nerveBillable
G52.7Disorders of multiple cranial nervesBillable
G52.8Disorders of other specified cranial nervesBillable
G52.9Cranial nerve disorder, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G52:

blockG50-G59
Nerve, nerve root and plexus disorders (G50-G59)
View context instructions
chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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