Dear Optum Real Medical API client,
This is to notify you of upcoming activity that impacts Real Claim Pre-Check API and Real Claim Actions API. Maintenance is being performed on the underlying claim edit services. Transactions submitted during this window may receive connectivity errors for claim edit responses and should be resubmitted after the outage concludes.
Below is the activity window. Please note, all APIs will be available during this time.
Real Claim Pre-Check API and Real Claim Actions API
*For Claim Actions API- Submit Claim with Precheck operation will return connectivity errors for claim edit responses.
Start: Sunday March 8, 2026, 10:00 a.m. CT
End: Sunday March 8, 2026, 4:00 p.m. CT
Systems available: Yes.
Potential breaking change - Real Pre-Service eligibility API
Dear Optum Real Medical API client,
This is to notify you of upcoming changes to the Real Pre-Service Eligibility API which may require action on your part. Please evaluate to determine if this is a breaking change for your organization.
With this update, the following response elements will be removed from the Real Pre-Service Eligibility API response. These elements were previously marked as 'depricated' in the schema and are now being formally retired.
• primacyStatus in CoordinationOfBenefits
• The limitationInfo.message in the following sections: Copay, Coinsurance, Deductible, Benefits Allowed, Benefits Remaining
The following downtime has been scheduled to deploy this change. Please note, all other APIs will be available during this time.
Real Pre-Service Eligibility API – Sandbox
Start date/time: Tues. March 24, 2026, 11:00 p.m. CT
End date/time: Wed. March 25, 2026, 1:00 a.m. CT
Real Pre-Service Eligibility API - Production
Start date/time: Thurs. March 26, 2026, 11:00 p.m. CT
End date/time: Fri. March 27, 2026, 1:00 a.m. CT
Systems available: No