R29.73Non-Billable (Header)NIHSS score 30-39Child CodesR29.730NIHSS score 30R29.731NIHSS score 31R29.732NIHSS score 32R29.733NIHSS score 33R29.734NIHSS score 34R29.735NIHSS score 35R29.736NIHSS score 36R29.737NIHSS score 37R29.738NIHSS score 38R29.739NIHSS score 39Code Hierarchy└R29Other symptoms and signs involving the nervous and musculoskeletal systems└R29.7National Institutes of Health Stroke Scale (NIHSS) score└R29.73NIHSS score 30-39└R29.73NIHSS score 30-39