Due to CMS migrating to a new data center, there are upcoming "Dark" days for the Part A Claims Processing Systems. The Part A Claims Processing System will be unavailable on May 22. Please note the updated date. During these days, the following inquiries will not be available:

Noridian Medicare Portal (NMP):

• Claim Status
• Self Service Reopenings/Recoupment Requests
• Redetermination/Reconsideration Submissions
• Same or Similar
• Financials including Overpayments
• Claim Specific Remittance Advices

Interactive Voice Response (IVR):

• Redeterminations
• Same or Similar
• Prior Authorization Request (PAR)
• Claim Status / Details

Customer Service Representatives will not be able to assist providers with:

• Eligibility Inquiries
• All Claim Related Inquiries
• Phone Reopenings
• Appeal and Written Reopening Status