R29.705 NIHSS score 5

Billable ICD-10-CM code, FY2026.

Applies from R29.7 National Institutes of Health Stroke Scale (NIHSS) score

Code first

• the type of cerebral infarction (I63.-)

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• NoD.x (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to R29.705

Back-references to R29.7

• Use Additional: I60 Nontraumatic subarachnoid hemorrhage ("code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)")
• Use Additional: I61 Nontraumatic intracerebral hemorrhage ("code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)")
• Use Additional: I62 Other and unspecified nontraumatic intracranial hemorrhage ("code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)")
• Use Additional: I63 Cerebral infarction ("code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)")

Nearby codes

• R29.700 NIHSS score 0
• R29.701 NIHSS score 1
• R29.702 NIHSS score 2
• R29.703 NIHSS score 3
• R29.704 NIHSS score 4
• R29.705 NIHSS score 5 (this code)
• R29.706 NIHSS score 6
• R29.707 NIHSS score 7
• R29.708 NIHSS score 8
• R29.709 NIHSS score 9
• R29.71 NIHSS score 10-19