MedicaidBilling CodesHigh impact
BT202326: Semiannual update of ICD-10 codes is effective April 1, 2023
Indiana Medicaid (IHCP)·IN·Claims & Billing
Effective date
Apr 1, 2023
We identified it
Jun 19, 2026
Summary
The Indiana Health Coverage Programs (IHCP) is implementing updated ICD-10-CM diagnosis codes and ICD-10-PCS procedure codes effective April 1, 2023. This semiannual update includes new, revised, and discontinued ICD codes that must be used for all IHCP claims.
Action Required
By April 1, 2023: Billing team must update billing software and systems with the new ICD-10-CM and ICD-10-PCS codes from the CMS website. Review the 2023 ICD-10-CM and ICD-10-PCS pages on cms.gov for complete list of new, revised, and discontinued codes. Update encounter forms and EMR templates to reflect code changes. Ensure all claims submitted after April 1st use only the updated codes to avoid denials.