Meet Our Experts

Lisa Hannusch

Lisa G Hannusch

Founder, UR Nation

Lisa G Hannusch, founder of UR Nation, is a visionary leader who has dedicated her career to advancing workers’ compensation medical management processes. Supported by her team of industry experts, Lisa is revolutionizing the utilization review process with expert consulting services, intuitive software technologies and a strategic focus on the future.  
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Karen Atkins

Utilization Review

Karen Atkins, Senior Director of Medical Management Operations for Mitchell, is a senior leader charged with overseeing all of the company’s service delivery functions. Karen draws on her experience in sales management, training and business development to ensure her team is focused on the right things: accuracy, compliance and evidence-based decision making that protects both injured workers and insurance companies.  
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Jaelene Fayhee


Jaelene Fayhee, Senior Product Manager with Mitchell, is a regulatory expert who works hand-in-hand with clients and the technology department to deliver technology and medical solutions to clients. Jaelene is focused on using technology to ensure compliance with current and upcoming regulatory requirements and delivering prompt and appropriate decisions to expedite medical decisions for injured workers.  
Stacey Jefferson

Stacey Jefferson

Utilization Review Software

Stacey Jefferson, Director of Product Management with Mitchell, is a strategic leader responsible for the company’s software accounts and implementations. Guiding the implementation of innovative technologies to support medical management processes, including utilization review, physician peer review and case management, Stacey is focused on continuous improvement, accuracy and compliance, and the usability of software and technology.  
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Todd Davis

Technology & Integration

Todd Davis, Director of Software Engineering with Mitchell, is responsible for the continued development the industry-leading ReviewStat system. Leading a team of like-minded professionals, Todd works to review and improve ReviewStat’s full-featured and robust system to make it even more efficient and easy to use. Todd’s focus is squarely on developing and maintaining a stable, scalable, and customizable product for end users.  
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Zenia Cortes, MD

Physician Peer Review

Dr. Zenia Cortes, Mitchell’s Medical Director, brings her combined expertise in sports and orthopaedic medicine to Mitchell, along with insights from her experience in peer and utilization review. She developed a fascination for utilization review after mastering the medical documentation lexicon. From there, she became a peer reviewer, broadening her knowledge of the procedural aspects of medicine.  
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Tom Swiatek

Editor in Chief

As Senior Regulatory Services and General Counsel Specailist for Mitchell, Tom Swiatek draws on his experience as an insurance attorney on both the general liability side, as well as on workers’ compensation matters.  

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