G00–G99: Diseases of the Nervous System
Chapter 6 of ICD-10-CM 2027, 932 codes in 11 blocks.
Advertisements
Chapter 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)
Codes in this chapter
All codesBillable only932 results
- G44.30Post-traumatic headache, unspecified
- G44.301Post-traumatic headache, unspecified, intractable
- G44.309Post-traumatic headache, unspecified, not intractable
- G44.31Acute post-traumatic headache
- G44.311Acute post-traumatic headache, intractable
- G44.319Acute post-traumatic headache, not intractable
- G44.32Chronic post-traumatic headache
- G44.321Chronic post-traumatic headache, intractable
- G44.329Chronic post-traumatic headache, not intractable
- G44.4Drug-induced headache, not elsewhere classified
- G44.40Drug-induced headache, not elsewhere classified, not intractable
- G44.41Drug-induced headache, not elsewhere classified, intractable
- G44.5Complicated headache syndromes
- G44.51Hemicrania continua
- G44.52New daily persistent headache (NDPH)
- G44.53Primary thunderclap headache
- G44.59Other complicated headache syndrome
- G44.8Other specified headache syndromes
- G44.81Hypnic headache
- G44.82Headache associated with sexual activity
- G44.83Primary cough headache
- G44.84Primary exertional headache
- G44.85Primary stabbing headache
- G44.86Cervicogenic headache
- G44.89Other headache syndrome
- G45Transient cerebral ischemic attacks and related syndromes
- G45.0Vertebro-basilar artery syndrome
- G45.1Carotid artery syndrome (hemispheric)
- G45.2Multiple and bilateral precerebral artery syndromes
- G45.3Amaurosis fugax
- G45.4Transient global amnesia
- G45.8Other transient cerebral ischemic attacks and related syndromes
- G45.9Transient cerebral ischemic attack, unspecified
- G46Vascular syndromes of brain in cerebrovascular diseases
- G46.0Middle cerebral artery syndrome
- G46.1Anterior cerebral artery syndrome
- G46.2Posterior cerebral artery syndrome
- G46.3Brain stem stroke syndrome
- G46.4Cerebellar stroke syndrome
- G46.5Pure motor lacunar syndrome
- G46.6Pure sensory lacunar syndrome
- G46.7Other lacunar syndromes
- G46.8Other vascular syndromes of brain in cerebrovascular diseases
- G47Sleep disorders
- G47.0Insomnia
- G47.00Insomnia, unspecified
- G47.01Insomnia due to medical condition
- G47.09Other insomnia
- G47.1Hypersomnia
- G47.10Hypersomnia, unspecified