Menu
About Us
Articularis Healthcare Group, Inc (AHG) is a physician led and owned organization dedicated to improving healthcare by supporting independent rheumatology practices. As the nation’s largest Rheumatology specialty group, our affiliates have access to best business practices, advisory and management services, innovative practice performance technology, and value-based treatment pathways.
Our Mission
To support provision of the highest value community-based rheumatology services in a compassionate and ethical environment.
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
Michael Cooper
CEO
AHG & ARN
Deb Mauk
Chief Operating Officer
Timothy Hewson, JD
General Counsel
Operations
Sarah McClain, MBA
Director, Strategy & Innovation
Brody Williamson, MSHA, MBA
Operational Strategy Administrator
Val Paz Dugarte
Operations Manager
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
Marketing & Communications
Morgan Grubbs, ICPP
Marketing and Business Development Manager
Information Technology
Phil Gansz
Director of Information Technology
Travis Wilson
Director of Clinical Applications
Human Resources
Tina Norris, SHRM-CSP
Director of HR
Angela Fruth
Benefits 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.
