R27
Non-Billable

Other lack of coordination

Non-Billable / Non-Specific Code

What is Other lack of coordination?

ICD-10-CM R27 is the diagnosis code for Other lack of coordination. This code falls under the section "Symptoms and signs involving the nervous and musculoskeletal systems" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1

Coding Guidelines for R27

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as R27. They are mutually exclusive:

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

ICD-10-CM Code Hierarchy

Understanding where R27 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
R27.0Ataxia, unspecifiedBillableR27.8Other lack of coordinationBillableR27.9Unspecified lack of coordinationBillable
Related Codes

Frequently Asked Questions

Is R27 a billable ICD-10-CM code?

No, R27 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does R27 mean?

R27 is the ICD-10-CM diagnosis code for "Other lack of coordination". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is R27 in?

R27 is located in Section R25-R29 — "Symptoms and signs involving the nervous and musculoskeletal systems" within Chapter 18 of the ICD-10-CM Tabular List.

What are the sub-codes of R27?

R27 has 3 sub-code(s) that provide more specific detail: R27.0, R27.8, R27.9.

When should I use R27?

Use R27 when the patients documented diagnosis matches "Other lack of coordination" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other lack of coordination?

The ICD-10-CM code for Other lack of coordination is R27.

Can R27 be used for primary diagnosis?

No, R27 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is R27 in?

R27 is in Chapter 18 of the ICD-10-CM Tabular List.

What conditions are excluded from R27?

Type 1 Excludes for R27 include: ataxic gait (R26.0); hereditary ataxia (G11.-); vertigo NOS (R42).

Is R27 valid for 2026?

Yes, R27 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousR26.9Unspecified abnormalities of gait and mobilityNext →R27.0Ataxia, unspecified
Code Details
R27
Other lack of coordination
Non-Billable / Non-Specific Code
18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R25-R29 — Symptoms and signs involving the nervous and musculoskeletal systems
2026 ICD-10-CM