DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

G52 Disorders of other cranial nerves

  • Header · not billable

G52 is not billable. The category heads 7 billable codes in FY2027: the 7 codes directly below it.

Index → code

Where it sits

  1. Chapter 6 Diseases of the nervous system (G00-G99)
  2. G50-G59 Nerve, nerve root and plexus disorders (G50-G59)
  3. G52 Disorders of other cranial nerves
Billable codes
7
Subdivisions
7
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
78

Codes in G52

  1. G52.0
    Disorders of olfactory nerve
    Billable
    Inclusion terms 1

    Inclusion terms

    • Disorders of 1st cranial nerve
  2. G52.1
    Disorders of glossopharyngeal nerve
    Billable
    Inclusion terms 2

    Inclusion terms

    • Disorder of 9th cranial nerve
    • Glossopharyngeal neuralgia
  3. G52.2
    Disorders of vagus nerve
    Billable
    Inclusion terms 1

    Inclusion terms

    • Disorders of pneumogastric [10th] nerve
  4. G52.3
    Disorders of hypoglossal nerve
    Billable
    Inclusion terms 1

    Inclusion terms

    • Disorders of 12th cranial nerve
  5. G52.7
    Disorders of multiple cranial nerves
    Billable
    Inclusion terms 1

    Inclusion terms

    • Polyneuritis cranialis
  6. G52.8
    Disorders of other specified cranial nerves
    Billable
  7. G52.9
    Cranial nerve disorder, unspecified
    Billable

Sources of each column.

Instructions

At G52

Excludes2

  • disorders of acoustic [8th] nerve (H93.3) H93.3
  • disorders of optic [2nd] nerve (H46, H47.0) H46 H47.0
  • paralytic strabismus due to nerve palsy (H49.0-H49.2) H49.0 H49.2

Notes that also apply

Block G50-G59 instructions (Excludes1 5): printed on the block page.

Chapter 6 instructions (Excludes2 8): printed on the chapter 6 page.

Index entries

  • Vagotonia → G52.2
  • Collet (-Sicard) syndrome → G52.7
  • Sicard's syndrome → G52.7
  • Tapia's syndrome → G52.7
  • Vernet's syndrome → G52.7
  • Villaret's syndrome → G52.7
  • Neuralgia, neuralgic (acute)nose → G52.0
  • Neuralgia, neuralgic (acute)olfactory → G52.0
  • Neuritis (rheumatoid)olfactory nerve → G52.0
  • Neuralgia, neuralgic (acute)glossopharyngeal (nerve) → G52.1
  • Palsyglossopharyngeal → G52.1
  • Compressionlaryngeal nerve, recurrent → G52.2
  • Lesion(s) (nontraumatic)laryngeal nerve (recurrent) → G52.2
  • Lesion(s) (nontraumatic)vagus nerve → G52.2
  • Neuralgia, neuralgic (acute)vagus (nerve) → G52.2
  • Neuritis (rheumatoid)pneumogastric (nerve) → G52.2
  • Neuritis (rheumatoid)vagus (nerve) → G52.2
  • Paralysis, paralytic (complete) (incomplete)gastric nerve (nondiabetic) → G52.2
  • Paralysis, paralytic (complete) (incomplete)pneumogastric nerve → G52.2
  • Paralysis, paralytic (complete) (incomplete)vagus nerve → G52.2
  • Neuralgia, neuralgic (acute)hypoglossal (nerve) → G52.3
  • Neuritis (rheumatoid)hypoglossal (nerve) → G52.3
  • Paralysis, paralytic (complete) (incomplete)hypoglossal (nerve) → G52.3
  • Polyneuritis, polyneuriticcranialis → G52.7
  • Syndromejugular foramen → G52.7
  • Syndromevago-hypoglossal → G52.7
  • Neuralgia, neuralgic (acute)accessory (nerve) → G52.8
  • Neuritis (rheumatoid)accessory (nerve) → G52.8
  • Paralysis, paralytic (complete) (incomplete)accessory nerve → G52.8
  • Paralysis, paralytic (complete) (incomplete)sternomastoid → G52.8
  • Paralysis, paralytic (complete) (incomplete)trapezius → G52.8
  • Compressioncranial nerve → G52.9
  • Disease, diseasedcranial nerve NOS → G52.9
  • Lesion(s) (nontraumatic)cranial nerve → G52.9
  • Paralysis, paralytic (complete) (incomplete)cranial or cerebral nerve → G52.9
  • Atrophy, atrophic (of)nerveolfactory → G52.0
  • Compressioncranial nervefirst → G52.0
  • Disorder (of)nerveolfactory → G52.0
  • Lesion(s) (nontraumatic)cranial nervefirst → G52.0
  • Neuritis (rheumatoid)cranial nervefirst or olfactory → G52.0

38 more, longer entries are not listed; the search box finds them by word.

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy