Rodney H. Lunn

Cigna Holding Co. engages in the provision of medical, dental, disability, life and accident insurance, and related products and services to businesses, governmental and non-governmental organizations, and individuals, through its subsidiaries. The company was founded in 1981 and is headquartered in Bloomfield, CT.

AmSurg Corp. operates an Ambulatory services business. It acquires, develops and operates ambulatory surgery centers in partnership with physician practice groups throughout the U.S. The company also operates a Physician Services business that provides outsourced physician services in multiple specialties to hospitals, ASCs and other healthcare facilities, primarily in the areas of anesthesiology, children's services, emergency medicine and radiology. AmSurg was founded in 1992 and is headquartered in Nashville, TN.

Surgical Health Group LLC develops and manages physician-owned ambulatory surgery centers. Its services include clinical and financial audits, statistical comparative analysis, and revenue cycle management. The company was founded in 2001 and is headquartered in Brentwood, TN.

Part of Interholding LLC, American Medical Centers is a Russian company that provides medical services. The company is based in Moscow, Russian Federation.

HealthAmerica Corp. provides health insurance services. The private company is based in Camp Hill, PA.

Medinco CFM Group manufactures chemicals and pharmaceutical ingredients. The private company is based in Milan, Italy. and has subsidiaries in Ireland.

Simplify ASC, Inc. offers business services. The company is headquartered in Brentwood, TN.

Part of Healthcare Systems & Technologies LLC, PhyBus LLC develops revenue cycle management solutions and provides business support services. The company is based in Brentwood, TN. The company was founded in 2009 by Rodney H. Lunn. Rodney H. Lunn has been the CEO since 2009. PhyBus was acquired by Simplify ASC, Inc., part of Healthcare Systems & Technologies LLC from April 29, 2022 on January 07, 2021.