U.S. ICD-10-CM · FY 2027

R26 ICD-10-CM Code: Abnormalities of gait and mobility

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

R26

Abnormalities of gait and mobility

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where R26 sits

  1. 1

    Chapter 18

    Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

  2. 2

    Section

    Symptoms and signs involving the nervous and musculoskeletal systems (R25-R29)

  3. 3

    Category R26

    Abnormalities of gait and mobility

  4. 4

    Code R26

    Abnormalities of gait and mobility

More specific choices

Codes under R26

R26 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for R26.

Code first

No “code first” instruction is listed for R26.

Use additional code

No “use additional code” instruction is listed for R26.

Excludes1

Conditions that should not be reported together with this code.

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

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for R26.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code R26 mean?

R26 is the FY 2027 U.S. ICD-10-CM code for “Abnormalities of gait and mobility.”

Is R26 a billable or specific ICD-10-CM code?

No. R26 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is R26 located in ICD-10-CM?

R26 is listed in Chapter 18, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), within Symptoms and signs involving the nervous and musculoskeletal systems (R25-R29) (R25–R29), under category R26, Abnormalities of gait and mobility.

What coding notes are listed for R26?

No inclusion terms are listed for R26 in this reference record. No code-first instruction is listed. Excludes1 notes: ataxia NOS (R27.0); hereditary ataxia (G11.-); locomotor (syphilitic) ataxia (A52.11); immobility syndrome (paraplegic) (M62.3). No Excludes2 note is listed.

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