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R29.704

Billable

NIHSS score 4

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A standardized neurological assessment score of 4, used to measure the severity of stroke symptoms. The NIHSS evaluates consciousness, vision, facial movement, arm strength, leg strength, speech, and other neurological functions.

Coding Tips

  • •NIHSS scores are typically documented during acute stroke evaluation and should be linked to a stroke diagnosis code
  • •Ensure the specific score value (1-42) is clearly documented in the medical record before assigning the corresponding code

Code Hierarchy

└R29Other symptoms and signs involving the nervous and musculoskeletal systems└R29.7National Institutes of Health Stroke Scale (NIHSS) score└R29.70NIHSS score 0-9└R29.704NIHSS score 4
└R29.704NIHSS score 4

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