About Us

American Rheumatology Network (“ARN”) is a physician led and owned organization committed to improving healthcare by empowering independent rheumatology practices across the nation. Through our network members have access to best business practices, innovative practice performance technology, and value-based treatment pathways.

Our Mission

To partner with and empower community-based rheumatology practices by providing innovative solutions to optimize patient access and outcomes.

Our Vision

American Rheumatology Network (ARN) is a trusted industry partner that develops and improves solutions to guide future decision making in rheumatology with clinically driven data to yield financial and clinical value to rheumatology practices.

Our Values


We adhere to honest, strong, and moral principles with our shareholders, employees, and partners.


We accept responsibility for honest and ethical conduct towards our shareholders, employees, and the rheumatology community in which we operate.


We are committed to our customers and partners by developing innovative solutions to meet evolving market needs.


We aim to understand our partner’s situations and offer support.


We embrace and adapt to industry changes and partner needs by providing a diverse range of solutions to enhance practice efficiencies.

ARN Physician Leadership Team

Colin C. Edgerton, M.D.

Executive Chairman

Jennifer K. Murphy, M.D.


Gregory W. Niemer, M.D.


Gary E. Fink M.D.


Clarence W. Legerton III M.D.


Meet The Team

Michael Cooper

Chief Executive Officer

Timothy Hewson

General Counsel

Caitlyn Bednarek, M.Ed, CHES®

Strategic Account Manager

Cassandra Olear

Strategic Account Manager

Sarah McClain, MBA

Strategic Account Manager

Morgan Grubbs, ICPP

Marketing and Business Development Manager

Join Our Network

Learn more about our commitment to guide future decision making in rheumatology with clinically-driven data to yield financial and clinical value to your practice.

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