R29.71Non-Billable (Header)NIHSS score 10-19Child CodesR29.710NIHSS score 10R29.711NIHSS score 11R29.712NIHSS score 12R29.713NIHSS score 13R29.714NIHSS score 14R29.715NIHSS score 15R29.716NIHSS score 16R29.717NIHSS score 17R29.718NIHSS score 18R29.719NIHSS score 19Code Hierarchy└R29Other symptoms and signs involving the nervous and musculoskeletal systems└R29.7National Institutes of Health Stroke Scale (NIHSS) score└R29.71NIHSS score 10-19└R29.71NIHSS score 10-19