ICD-10-CM > R00-R99 > R25-R29 > R29 > R29.7 > R29.70 R29.70 NIHSS score 0-9 Non-Billable/Non-Specific Codes R29.700NIHSS 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 9