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2026 ICD10-CM/PCS Revisions Effective 10/1/2025
Arkansas Medicaid·AR·Coding
Effective date
Oct 1, 2025
We identified it
Sep 26, 2025
Summary
The Arkansas Department of Human Services has released the 2026 ICD-10-CM/PCS code revisions effective October 1, 2025. This annual update includes new, revised, and deleted procedure codes that must be implemented in billing systems and provider documentation to ensure accurate coding and claim processing.
Action Required
By September 15, 2025: Billing team must obtain the complete 2026 ICD-10-CM/PCS revision document from the Arkansas Department of Human Services (https://humanservices.arkansas.gov/wp-content/uploads/ON-030-25.docx) and conduct a detailed code mapping analysis. Identify all affected procedure codes used in your practice and cross-reference with current billing system configurations. Before October 1, 2025: Update billing software with all new and revised ICD-10 procedure codes. Providers and clinical staff must review documentation templates and encounter forms to reflect code changes. Conduct staff training on any new coding requirements. After October 1, 2025: All claims must use the updated 2026 ICD-10-CM/PCS codes. Claims submitted with 2025 codes will be denied by payers. Verify that all billing workflows correctly implement the new code set.