ICD-10 R41.4
Billable / Specific CCNeurologic neglect syndrome
About ICD-10-CM R41.4
ICD-10-CM code R41.4 represents Neurologic neglect syndrome. This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R41). The 2026 edition of ICD-10-CM R41.4 became effective on October 1, 2025.
Coding Tips for R41.4
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
R41.4 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under R41.4. Per CMS ICD-10-CM Tabular 2026.
- Asomatognosia
- Hemi-akinesia
- Hemi-inattention
- Hemispatial neglect
- Left-sided neglect
- Sensory neglect
- Visuospatial neglect
Type 1 Excludes
Pure excludes, these codes can never be coded together with R41.4. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- visuospatial deficit (R41.842)
Inpatient DRG Impact, CC
codes Neurologic neglect syndrome. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for R41.4
Local Coverage Determinations (LCDs) from CMS MACs that list R41.4 as a covered diagnosis.
Showing top 10 of 520 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing R41.4.
1 Cigna
5 Medicare
1 Aetna
CPT Codes Commonly Billed with R41.4
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
Convert R41.4 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| R41.4 | 7818 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To R41.4
Other codes in section R40-R46 (Symptoms and signs involving cognition, perception, emotional state and behavior).
ICD-10 R41.4, Billing FAQ
Is ICD-10 code R41.4 billable? +
Yes, R41.4 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to R41.4? +
ICD-10 R41.4 includes: Asomatognosia; Hemi-akinesia; Hemi-inattention, and 4 more clinical synonyms.
What codes are Type 1 Excludes for R41.4? +
Type 1 Excludes (never code together with R41.4): visuospatial deficit (R41.842)
Is R41.4 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
What CPT codes are commonly billed with R41.4? +
Procedures frequently paired with R41.4 include: 70473, 70472.
What ICD-9 codes does R41.4 map to? +
Per CMS GEMs, R41.4 maps to ICD-9 codes: 7818. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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