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Business Development Team

John Barrett

John Barrett

Vice President of Business Development

John serves as the Vice President for Business Development for Advantum Health. He has more than 30 years of healthcare management experience. He was the CEO and Co-Founder of Med Advantage, a nationwide Credentialing/Enrollment organization certified and accredited by NCQA and URAC prior to the company being acquired by Advantum Health.

Sammy Reider

Sammy Reider

Account Executive

Sammy Reider joined the Advantum Health team in 2018, with more than eight years of Revenue Cycle experience. Sammy has been an asset in the growth of the company by both meeting sales goals and advancing business development projects with all enterprise, group practices and independent provider clients.

Kathryn Haring

Kathryn Haring

Account Executive

Kathryn is a seasoned business development executive with over 10 years of healthcare experience. Prior to joining Advantum, in 2020, she held various healthcare positions, both clinical and administrative. She is a strong leader in determining both the right plan for each prospective client and guiding through the onboarding process.

Amanda Hamilton

Amanda Hamilton

Account Executive

Amanda Hamilton started her career in the clearinghouse space and has over 5 years of experience in Healthcare/Revenue Cycle Management. She has worked with numerous specialties and EMRs/Practice Management Systems of all sizes, across the United States to implement end-to-end revenue cycle platform. She recently joined the Advantum Health team and strives to help our clients increase their productivity and revenue.