Dr. Gary Call is a board-certified family physician and senior healthcare executive with extensive experience in managed care operations and payment integrity.

Dr. Call is nationally recognized for his leadership in payment integrity and FWA prevention, including advanced analytics, clinical review strategies, and technology-enabled solutions that protect both government and commercial payer programs from improper payments and emerging integrity risks.

As Chief Medical Officer at HMS, Dr. Call oversees Payment Integrity, Care Management, Clinical Analytics, and Population Health Solutions, driving innovation and clinical programs that improve outcomes, strengthen program integrity, and support the financial sustainability of state healthcare programs.