ICD-10-CM 2027
ICD-10 code for Hemi-inattention
From the official ICD-10-CM alphabetic index entry “Hemi-inattention”. Page updated September 29, 2026.
About coding Hemi-inattention
The ICD-10-CM code for Hemi-inattention is R41.4 (Neurologic neglect syndrome).
Within R41 (other symptoms and signs involving cognitive functions and awareness), R41.4 is specifically for neurologic neglect syndrome. Related codes cover Disorientation, unspecified (R41.0), Anterograde amnesia (R41.1), retrograde amnesia (R41.2), other amnesia (R41.3), other symptoms and signs involving cognitive functions and awareness (R41.8) and unspecified symptoms and signs involving cognitive functions and awareness (R41.9).
Don't report R41.4 together with the conditions in its Excludes1 note: visuospatial deficit (R41.842).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
Don't confuse with (Excludes1 for R41.4)
- visuospatial deficit (R41.842)
Common questions about Hemi-inattention ICD-10 codes
What is the ICD-10 code for Hemi-inattention?
- R41.4 — Neurologic neglect syndrome.
Is R41.4 billable?
- Yes. R41.4 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can R41.4 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict R41.4 as a principal diagnosis.
Is R41.4 a CC or MCC?
- R41.4 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.