Executive Team

Dan Moore

Dan Moore

Chief Executive Officer

Dan Moore is the founder of RBS as well as a Managing Partner for RBS Evolution. With over twenty years of experience in the healthcare industry, Dan has focused more than half of his career in the field of radiation oncology. Dan founded Radiation Billing Solutions, Inc. in 2004.

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Greg Merrill

Greg Merrill

President

As President of RBS and RBS Evolution, Greg shares responsibility with the CEO for the development, growth, and management of both companies as well as our radiation oncology centers. Greg has over 20 years of administration and leadership experience in the healthcare industry.

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Michael Bauer

Michael Bauer

Senior Vice President - Business Development

As Senior Vice President of Business Development, Mike is responsible for identifying emerging markets and new services that benefit cancer patients, as well as fostering partnerships with like-minded companies. He has over 20 years of experience in nearly every aspect of the radiation oncology industry.

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Denise Gerlach

Denise Gerlach

Vice President of Marketing

Denise brings her passion for connecting physicians, patients, and communities to her work at RBS. She has nearly 15 years of experience working in the healthcare industry in a variety of Marketing, Business Development, Physician Liaison and Contracting roles.


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Robert LoBue

Robert LoBue

Vice President - Hospital Services

Robert is responsible for the development and growth of the Hospital Services division, which provides oncology billing solutions to hospital based practices. A licensed radiation therapist, Robert has over 20 years of experience in the physician practice and hospital outpatient setting.

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Mandy Pewitt

Mandy Pewitt

Director of Analytics and Information Technology

With nearly ten years of experience in the field of Healthcare Reimbursement, Mandy has proven expertise in maintaining a healthy accounts receivable cycle, including the measurement and improvement of efficiency and performance.

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Laura Purswell, SPHR

Laura Purswell, SPHR

Human Resources

With more than 25 years of human resources leadership experience, Laura works effectively with executive teams to achieve organizational goals through aligning HR strategies with business operations.  Her professional background includes consulting with small business, global and national corporations and governmental entities.

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Melissa Barber

Melissa Barber

Billing Manager

Having spent more than 15 years in Healthcare Reimbursement, Melissa brings a wealth of experience and knowledge to our billing department. Prior to joining RBS seven years ago, Melissa worked at Hemophilia Health Services in Nashville, TN.

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