The WorldSource Team

Our Directors

D.W. “Chip” Pettigrew III, MD, FACEP


Dr. Pettigrew began his career in emergency medicine in the US Army after completion of EM residency

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Rick Pettigrew, CPC

President Emeritus

More than 25 years ago, WorldSource Co-Founder and President Emeritus Rick Pettigrew

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Emily M. Osetek, CHBME

President and CEO

Emily Osetek is the President and Chief Executive Officer of PETTIGREW. Osetek has over 30 years of RCM expertise and is an industry leader in

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Julie Dixon, SPHR, SHRM-SCP

VP of People & Culture

Julie Dixon is the VP of People and Culture. She has held several different positions at PETTIGREW since her employment began

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D. W. "Skip" Pettigrew IV, MCSE

IT Director

Skip joined PETTIGREW in 2003 after graduating from the University of Georgia with a BBA in Management

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Mahmoud Makki

Chief Technology Officer

Mahmoud Makki, (preferred to be called Makki), is the Chief Technology Officer at Pettigrew,

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