Joe O. Zimmerman

AmeriPath, Inc. provides of anatomic pathology, dermatopathology and molecular diagnostic services to physicians, hospitals, clinical laboratories and surgery centers. The firm offers health plan coverage and personalized services. The company was founded in 1996 and is headquartered in Madison, NJ.

Managed Care USA, Inc. provides insurance coverage and medical treatment. The private company is based in Charlotte, NC and has subsidiaries in the United States.

Laboratory Corp. of America Holdings operates as a life sciences company, which engages in the provision of vital information to help health professionals make clear and confident decisions. It operates through the Drug Development and Diagnostics segments. The Drug Development segment consists of lead optimization, preclinical safety assessment, analytical services, clinical trials, central laboratories, biomarkers, and companion diagnostics, market access, and technology solutions. The Diagnostics segment includes primary care, women's health, specialty medicine, oncology, ACOs, and hospitals and health systems. The company was founded in 1971 and is headquartered in Burlington, NC.

UroCor, Inc. provides diagnostic and therapeutic services for urological disorders. It helps in detecting, diagnosing, treating & managing- prostate cancer, bladder cancer, kidney stones, and other complex urologic disorders. The company is located in Oklahoma City, OK

Dianon Systems, Inc. provides anatomic pathology, genetic, and clinical chemistry testing services. The firm offers services in uropathology, dermatopathology, gastrointestinal pathology, hematopathology, and breast pathology. The company was founded in 1983 and is headquartered in Stratford, CT.

WellMed Medical Management, Inc. provides health care services. The firm is a diversified healthcare company and health plan provider serving patients and plan members, medicare-eligible seniors. The company was founded by George M. Rapier, III in 1990 and is headquartered in San Antonio, Texas.