Cardiology credentialing in Missouri is anchored by major health systems in St. Louis and Kansas City, including BJC HealthCare, SSM Health, and University of Kansas Health System. Hospital credentialing at these systems runs concurrently with payer enrollment. Anthem Blue Cross Blue Shield of Missouri and Cigna require ABIM board certification in cardiovascular disease. MO HealthNet managed care covers cardiology services, and MCO enrollment is required for practices serving Medicaid patients. Missouri's rural cardiac disease burden, particularly in the Ozark highlands, creates demand for cardiology network expansion outside major metros. Medicare processes through CGS Administrators for Missouri cardiologists. Medicare Advantage penetration in Missouri's senior population makes MA credentialing with UnitedHealthcare and Humana important for St. Louis and Kansas City cardiology practices. Arctic Health coordinates all Missouri cardiology credentialing tracks in parallel.
Missouri Medical Board
Cardiology Requirements in Missouri
Estimated Timeline
Top Payers for Cardiology in Missouri
Frequently Asked Questions
Which Medicare contractor handles Missouri cardiology credentialing?
CGS Administrators is the Medicare Administrative Contractor for Missouri. Cardiology PECOS enrollment should be submitted to CGS concurrently with commercial applications.
Is Medicare Advantage enrollment important for Missouri cardiologists?
Yes. Missouri's senior population has significant Medicare Advantage enrollment through UnitedHealthcare, Humana, and Anthem. MA plans require separate credentialing beyond traditional Medicare Part B.
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.