R26.8 – Other abnormalities of gait and mobility

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

Non-billable header

ICD-10-CM code R26.8

Code: R26.8 (claims format: R268)
Description: Other abnormalities of gait and mobility
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: R26

Billable codes under R26.8

R26.8 is a header code and cannot be used on claims. Choose the most specific code:

R26.81 – Unsteadiness on feetBillable
R26.89 – Other abnormalities of gait and mobilityBillable

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

R26 – Abnormalities of gait and mobility

Excludes1 (not coded here):

ataxia NOS (R27.0)
hereditary ataxia (G11.-)
locomotor (syphilitic) ataxia (A52.11)
immobility syndrome (paraplegic) (M62.3)

Related codes in R26

R26.0 – Ataxic gaitBillable
R26.1 – Paralytic gaitBillable
R26.2 – Difficulty in walking, not elsewhere classifiedBillable
R26.9 – Unspecified abnormalities of gait and mobilityBillable

Frequently asked questions

What is ICD-10 code R26.8?

R26.8 is the ICD-10-CM code for other abnormalities of gait and mobility, in the block R25-R29 (Symptoms and signs involving the nervous and musculoskeletal systems).

Is R26.8 a billable code?

No. R26.8 is a header code with more specific child codes; report one of the billable codes listed above.

What category does R26.8 belong to?

It belongs to category R26 – Abnormalities of gait and mobility.

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.