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ICD-10-CM Codes
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R00-R99
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
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R25-R29
Symptoms and signs involving the nervous and musculoskeletal systems
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R27-
Other lack of coordination
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2022 ICD-10-CM Diagnosis Code R27
2022 ICD-10-CM Diagnosis Code R27
Other lack of coordination
2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
- R27 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2022 edition of ICD-10-CM R27 became effective on October 1, 2021.
- This is the American ICD-10-CM version of R27 - other international versions of ICD-10 R27 may differ.
Type 1 ExcludesType 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as R27. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
- ataxic gait (
ICD-10-CM Diagnosis Code R26.0
Ataxic gait
2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
R26.0) - hereditary ataxia (
ICD-10-CM Diagnosis Code G11
- G11 Hereditary ataxia
- G11.0 Congenital nonprogressive ataxia
- G11.1 Early-onset cerebellar ataxia
- G11.2 Late-onset cerebellar ataxia
- G11.3 Cerebellar ataxia with defective DNA repair
- G11.4 Hereditary spastic paraplegia
- G11.8 Other hereditary ataxias
- G11.9 Hereditary ataxia, unspecified
G11.-) - vertigo NOS (
ICD-10-CM Diagnosis Code R42
Dizziness and giddiness
2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
Applicable To- Light-headedness
- Vertigo NOS
Type 1 Excludes- vertiginous syndromes (H81.-)
- vertigo from infrasound (T75.23)
R42)
The following code(s) above
R27 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
R27:
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
Code annotations containing back-references to R27:
ICD-10-CM Codes Adjacent To R27
R25.8 Other abnormal involuntary movements
R25.9 Unspecified abnormal involuntary movements
R26 Abnormalities of gait and mobility
R26.2 Difficulty in walking, not elsewhere classified
R26.8 Other abnormalities of gait and mobility
R26.89 Other abnormalities of gait and mobility
R26.9 Unspecified abnormalities of gait and mobility
R27
Other lack of coordination
R27.0 Ataxia, unspecified
R27.8 Other lack of coordination
R27.9 Unspecified lack of coordination
R29 Other symptoms and signs involving the nervous and musculoskeletal systems
R29.5 Transient paralysis
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.