DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

R27 Other lack of coordination

  • Header · not billable

R27 is not billable. The category heads 3 billable codes in FY2027: the 3 codes directly below it.

Index → code

Where it sits

  1. Chapter 18 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
  2. R25-R29 Symptoms and signs involving the nervous and musculoskeletal systems (R25-R29)
  3. R27 Other lack of coordination
Billable codes
3
Subdivisions
3
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
13

Codes in R27

  1. R27.0
    Ataxia, unspecified
    Billable
    Excludes1 1

    Excludes1

    • ataxia following cerebrovascular disease (I69. with final characters -93) I69
  2. R27.8
    Other lack of coordination
    Billable
  3. R27.9
    Unspecified lack of coordination
    Billable

Sources of each column.

Instructions

At R27

Excludes1

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

Notes that also apply

Chapter 18 instructions (Notes 9, Excludes2 4): printed on the chapter 18 page.

Index entries

  • Ataxia, ataxy, ataxic → R27.0
  • Asterixis → R27.8
  • Asynergia, asynergy → R27.8
  • Dysgraphia → R27.8
  • Dysmetria → R27.8
  • Dyspraxia → R27.8
  • Ataxia, ataxy, ataxicacute → R27.8
  • Ataxia, ataxy, ataxicgeneral → R27.8
  • Disturbance(s)coordination → R27.8
  • Incoordinate, incoordinationmuscular → R27.8
  • Lack ofcoordination → R27.9
  • Lack ofcoordinationataxia → R27.0
  • Lack ofcoordinationspecified type NEC → R27.8

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy