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Timothy Hewson
General Counsel
Tim has practiced health law for over 30 years with an emphasis on business law, corporate governance, regulation, and payment.
Physician Leadership Team
Jennifer K. Murphy, M.D.
Physician Director / Medical Officer
Gregory W. Niemer M.D.
Physician Director / Medical Officer
Colin C. Edgerton, M.D.
Chairman, ARN
Physician Director / Medical Officer
Gary E. Fink M.D.
Physician Director
Clarence W. Legerton III M.D.
Physician Director
Meet The Team
Leadership
Deb Mauk
Chief Operating Officer
Timothy Hewson, JD
General Counsel
Operations
Val Paz Dugarte
Operations & Compliance Manager
Brody Williamson, MSHA, MBA
Operational Strategy Administrator
Accounting & Finance
Katrina DeLuca, MBA, CPA, CFE, CIA
Director of Accounting & Tax
Nick Stoltmann, MBA, CPA
Director of Finance, Revenue Strategy, & Payor Contracting
Wendy Cordray, CPC, CRC
Director of Patient Finances
Jessica Pontieri
Revenue Cycle Manager
Infusion
Karen McKerihan, MSN, NP-C
Infusion Director
Intake
Ashley Neal
Senior Manager, Prior Authorization
Information Technology
Phil Gansz
Director of Information Technology
Travis Wilson
Director of Clinical Applications
Human Resources
Tina Norris, SHRM-CSP
Director of HR
Nicole Brown
HR Manager
Refer a Patient
When you refer a patient to one of our network practices, you ensure that they will receive high-quality, personalized care.
Join Our Network
Learn more about our commitment to empowering better rheumatology care through an integrated and supportive network that helps local practices maintain their independence and flourish.
