R29.74 – NIHSS score 40-42

ICD-10-CM 2027 diagnosis code · Symptoms and signs involving the nervous and musculoskeletal systems

Non-billable header

ICD-10-CM code R29.74
Code
R29.74 (claims format: R2974)
Description
NIHSS score 40-42
Billable
No – use a more specific code below
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

Billable codes under R29.74

R29.74 is a header code and cannot be used on claims. Choose the most specific code:

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

Code first:
  • the type of cerebral infarction (I60.-, I61.-, I62.-, I63.-)

Related codes in R29.7

Frequently asked questions

What is ICD-10 code R29.74?

R29.74 is the ICD-10-CM code for nIHSS score 40-42, in the block R25-R29 (Symptoms and signs involving the nervous and musculoskeletal systems).

Is R29.74 a billable code?

No. R29.74 is a header code with more specific child codes; report one of the billable codes listed above.

What category does R29.74 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.