R29.740 – NIHSS score 40
ICD-10-CM 2027 diagnosis code · Symptoms and signs involving the nervous and musculoskeletal systems
ICD-10-CM code
R29.740
- Code
R29.740(claims format:R29740)- Description
- NIHSS score 40
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
- Block
- R25-R29 Symptoms and signs involving the nervous and musculoskeletal systems
- Parent codes
- R29 › R29.7 › R29.74
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
R29.7 – National Institutes of Health Stroke Scale (NIHSS) score
Related codes in R29.74
- R29.741 – NIHSS score 41Billable
- R29.742 – NIHSS score 42Billable
Frequently asked questions
What is ICD-10 code R29.740?
R29.740 is the ICD-10-CM code for nIHSS score 40, in the block R25-R29 (Symptoms and signs involving the nervous and musculoskeletal systems).
Is R29.740 a billable code?
Yes. R29.740 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does R29.740 belong to?
It belongs to category R29 – Other symptoms and signs involving the nervous and musculoskeletal systems.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.