Cardiology credentialing in Washington State is shaped by major health systems including Providence, MultiCare, and UW Medicine, each with their own privileging timelines that must align with payer credentialing. Premera Blue Cross and Regence BlueShield require ABIM cardiovascular disease certification and subspecialty verification for interventional or electrophysiology cardiologists. Washington's Apple Health Medicaid program covers cardiology services through managed care, requiring MCO-specific enrollment. The state's geography creates unique dynamics: cardiac specialists in Seattle face competitive panels while providers in Eastern Washington and rural areas find networks eager for expansion. Medicare processes through Noridian Healthcare Solutions in Washington, and most cardiology practices prioritize Medicare enrollment given the senior-heavy cardiac patient population. Arctic Health coordinates Noridian Medicare, Apple Health MCO, and commercial cardiology credentialing in parallel for Washington practices.
Washington Medical Board
Cardiology Requirements in Washington
Estimated Timeline
Top Payers for Cardiology in Washington
Frequently Asked Questions
Which Medicare Administrative Contractor handles Washington cardiology enrollment?
Noridian Healthcare Solutions is the Medicare Administrative Contractor for Washington State. Cardiology practices should submit PECOS enrollment to Noridian concurrently with commercial payer applications.
Are cardiology panels open in Eastern Washington?
Yes. Eastern Washington has significant cardiac subspecialty shortages, and payers including Premera and Regence actively seek to expand cardiology networks in Spokane and surrounding rural areas.
Reviewed by Arctic Health Team , Credentialing Specialists
Last reviewed: September 2026
Information on this page reflects our experience as of September 2026. Credentialing requirements, payer processes, and state regulations may change. Contact us or check the relevant state medical board and payer websites for the most current requirements. This content is for informational purposes only and does not constitute legal or professional advice.