R27Not billable, use a more specific code below

Other lack of coordination

In Symptoms and signs involving the nervous and musculoskeletal systems (R25-R29), chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings

3 billable codes under R27: none are a CC or MCC; none map to an HCC.

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Instructional notes

Excludes1: not coded here, use a different code

  • ataxic gait (R26.0)
  • hereditary ataxia (G11.-)
  • vertigo NOS (R42)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers when to report symptom, sign, and abnormal finding codes (R00-R99), plus specific rules for falls, coma scales, non-infectious SIRS, death NOS, and NIHSS scores.

Read Section I.C.18 (page 75), 1 more topics

All codes under R27

R27 can't be used on a claim. Pick a billable code below; grey headings group them.

R27 MS-DRGs

As the principal diagnosis, all 3 billable codes under R27 group to MS-DRG 091, 092, or 093 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to R27

Notes on these codes point to R27.

  • F82 Excludes1: lack of coordination (R27.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Movement Disorders

Movement disorders are neurologic conditions that cause problems with movement, such as: There are many different movement disorders. Some of the more common types include:

Read more about movement disorders on MedlinePlus

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.