ICD-10-CM R23 is the diagnosis code for Other skin changes. This code falls under the section "Symptoms and signs involving the skin and subcutaneous tissue" 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.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where R23 sits in the ICD-10-CM classification helps ensure proper coding:
No, R23 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
R23 is the ICD-10-CM diagnosis code for "Other skin changes". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
R23 is located in Section R20-R23 — "Symptoms and signs involving the skin and subcutaneous tissue" within Chapter 18 of the ICD-10-CM Tabular List.
R23 has 7 sub-code(s) that provide more specific detail: R23.0, R23.1, R23.2, R23.3, R23.4 and more.
Use R23 when the patients documented diagnosis matches "Other skin changes" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Other skin changes is R23.
No, R23 is non-billable. Use a more specific sub-code for primary diagnosis billing.
R23 is in Chapter 18 of the ICD-10-CM Tabular List.
Yes, R23 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.