ICD-9-CM Section 320-327
Inflammatory Diseases Of The Central Nervous System
- 320 Bacterial meningitis NON-BILLABLE
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- BILLABLE 320.0 Hemophilus meningitis
- BILLABLE 320.1 Pneumococcal meningitis
- BILLABLE 320.2 Streptococcal meningitis
- BILLABLE 320.3 Staphylococcal meningitis
- BILLABLE 320.7 Meningitis in other bacterial diseases classified elsewhere
- BILLABLE 320.9 Meningitis due to unspecified bacterium
- 321 Meningitis due to other organisms NON-BILLABLE
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- BILLABLE 321.0 Cryptococcal meningitis
- BILLABLE 321.1 Meningitis in other fungal diseases
- BILLABLE 321.2 Meningitis due to viruses not elsewhere classified
- BILLABLE 321.3 Meningitis due to trypanosomiasis
- BILLABLE 321.4 Meningitis in sarcoidosis
- BILLABLE 321.8 Meningitis due to other nonbacterial organisms classified elsewhere
- 322 Meningitis of unspecified cause NON-BILLABLE
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- BILLABLE 322.0 Nonpyogenic meningitis
- BILLABLE 322.1 Eosinophilic meningitis
- BILLABLE 322.2 Chronic meningitis
- BILLABLE 322.9 Meningitis, unspecified
- 323 Encephalitis myelitis and encephalomyelitis NON-BILLABLE
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- BILLABLE 323.1 Encephalitis, myelitis, and encephalomyelitis in rickettsial diseases classified elsewhere
- BILLABLE 323.2 Encephalitis, myelitis, and encephalomyelitis in protozoal diseases classified elsewhere
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- 323.71 Toxic encephalitis and encephalomyelitis BILLABLE
- 323.72 Toxic myelitis BILLABLE
- BILLABLE 323.9 Unspecified causes of encephalitis, myelitis, and encephalomyelitis
- 324 Intracranial and intraspinal abscess NON-BILLABLE
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- BILLABLE 324.0 Intracranial abscess
- BILLABLE 324.1 Intraspinal abscess
- BILLABLE 324.9 Intracranial and intraspinal abscess of unspecified site
- 327 Organic sleep disorders NON-BILLABLE
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- 327.10 Organic hypersomnia, unspecified BILLABLE
- 327.11 Idiopathic hypersomnia with long sleep time BILLABLE
- 327.12 Idiopathic hypersomnia without long sleep time BILLABLE
- 327.13 Recurrent hypersomnia BILLABLE
- 327.14 Hypersomnia due to medical condition classified elsewhere BILLABLE
- 327.15 Hypersomnia due to mental disorder BILLABLE
- 327.19 Other organic hypersomnia BILLABLE
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- 327.20 Organic sleep apnea, unspecified BILLABLE
- 327.21 Primary central sleep apnea BILLABLE
- 327.22 High altitude periodic breathing BILLABLE
- 327.23 Obstructive sleep apnea (adult)(pediatric) BILLABLE
- 327.24 Idiopathic sleep related non-obstructive alveolar hypoventilation BILLABLE
- 327.25 Congenital central alveolar hypoventilation syndrome BILLABLE
- 327.26 Sleep related hypoventilation/hypoxemia in conditions classifiable elsewhere BILLABLE
- 327.27 Central sleep apnea in conditions classified elsewhere BILLABLE
- 327.29 Other organic sleep apnea BILLABLE
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- 327.30 Circadian rhythm sleep disorder, unspecified BILLABLE
- 327.31 Circadian rhythm sleep disorder, delayed sleep phase type BILLABLE
- 327.32 Circadian rhythm sleep disorder, advanced sleep phase type BILLABLE
- 327.33 Circadian rhythm sleep disorder, irregular sleep-wake type BILLABLE
- 327.34 Circadian rhythm sleep disorder, free-running type BILLABLE
- 327.35 Circadian rhythm sleep disorder, jet lag type BILLABLE
- 327.36 Circadian rhythm sleep disorder, shift work type BILLABLE
- 327.37 Circadian rhythm sleep disorder in conditions classified elsewhere BILLABLE
- 327.39 Other circadian rhythm sleep disorder BILLABLE
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- 327.40 Organic parasomnia, unspecified BILLABLE
- 327.41 Confusional arousals BILLABLE
- 327.42 REM sleep behavior disorder BILLABLE
- 327.43 Recurrent isolated sleep paralysis BILLABLE
- 327.44 Parasomnia in conditions classified elsewhere BILLABLE
- 327.49 Other organic parasomnia BILLABLE
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- 327.51 Periodic limb movement disorder BILLABLE
- 327.52 Sleep related leg cramps BILLABLE
- 327.53 Sleep related bruxism BILLABLE
- 327.59 Other organic sleep related movement disorders BILLABLE
- BILLABLE 327.8 Other organic sleep disorders