R29.70Non-Billable (Header)NIHSS score 0-9Child CodesR29.700NIHSS score 0R29.701NIHSS score 1R29.702NIHSS score 2R29.703NIHSS score 3R29.704NIHSS score 4R29.705NIHSS score 5R29.706NIHSS score 6R29.707NIHSS score 7R29.708NIHSS score 8R29.709NIHSS score 9Code 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└R29.70NIHSS score 0-9