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ICD-10-CM Code for Malignant neuroleptic syndrome G21.0

ICD-10 code G21.0 for Malignant neuroleptic syndrome is a medical classification as listed by WHO under the range - Diseases of the nervous system .

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Official Long Descriptor

Malignant neuroleptic syndrome
Use additional code for adverse effect, if applicable, to identify drug (T43.3X5, T43.4X5, T43.505, T43.595)
Excludes1: neuroleptic induced parkinsonism (G21.11)

G21

Excludes1: Huntington's disease (G10)
neurocognitive disorder with Lewy bodies (G31.83)
Shy-Drager syndrome (G90.3)
syphilitic Parkinsonism (A52.19)

Additional/Related Information

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Get crucial instructions for accurate ICD-10-CM G21.0 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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63600
Stereotaxy is a three-dimensional surgical technique to direct a needle or beam of radiation for targeting lesion location. CPT 63600 : Creation of lesion of spinal cord by stereotactic method, percu... [ Read More ]
Dementia and Parkinson's
[b]Sequencing Parkinson's w/dementia; Lewybodies[/b] [QUOTE="mitchellde, post: 428654, member: 30657"]G81 codes need an F02 code added on and G81.83 has an exclude 1 note for G20 and G21, indicating ... [ Read More ]
Dementia and Parkinson's
G81 codes need an F02 code added on and G81.83 has an exclude 1 note for G20 and G21, indicating they cannot be coded here. I am uncertain what more you would need.... [ Read More ]
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