- PriorAuth /Guiding Care/ Population Health applications will be unavailable Fri, Aug 07 from 7PM to Sat, Aug 08 at 4AM
- PriorAuth/Provider Portal/CFD applications will be unavailable Sun, Aug 09 from 6AM to 10AM
- EFT Payments Issued as Checks:CareFirst identified on or around May 10 an issue in which some providers who were set up to receive ACH/EFT payments instead received paper checks. This issue remains under active investigation. Providers do not need to take any action at this time. We are working toward resolution and will continue to share updates as more information becomes available, including expected timing.
- ERAs Reflecting Check Information Instead of ACH:CareFirst is aware of an issue in which some Electronic Remittance Advices (ERAs) reflected check payment information instead of ACH/EFT details. This issue was resolved on May 29, 2026. CareFirst is currently working to reissue impacted ERAs to include the correct ACH/EFT information. Providers do not need to take any action at this time.
Institutional Ancillary Credentialing Overview
Why CareFirst?
Become a part of the largest provider network in the region. Today, more than 80 percent of the region’s most dedicated health care providers serve 3.4 million members in Maryland, D.C. and Northern Virginia.
Institutional and ancillary providers who have a physical location in the CareFirst service area are eligible to participate in our BlueChoice and/or Regional Participating Preferred Network (RPN). View a list of institutional/ancillary providers that are eligible to participate.
Institutional and ancillary providers are required to have a physical location in the CareFirst service area, meet all credentialing requirements and submit all required credentialing documents.
Providers have the right, upon request, to review the information used in credentialing decisions, to correct inaccurate information and to obtain the status of the credentialing process. To request this information, call (410) 872-3526.