Exciting news: HCS is joining WellSky.
Learn more about how we're advancing post-acute care together at WellSky.com.

About Us


HCS is a leading provider of an all-in-one healthcare information technology platform that spans electronic health records (EHR), revenue cycle management, financial management, mobility, and business intelligence. In use at over 5,000 LTACH, behavioral health and senior living facilities, the Interactant platform helps multi-site providers deliver better quality and safety in care while increasing efficiencies and financial performance.


HCS’s mission is simple; to deliver an exceptional software platform improving outcomes for the well-being of our customers and the individuals they care for.


When you look at the history of HCS, it’s easy to trace the flexibility and stability, which today have become hallmarks of the company.  Founded in 1969 by Joe Fahey and Joe Manzi, and now led by Tom Fahey, HCS has provided clients with flexible software solutions for more than 40 years.  HCS's Interactant platform is a recognized leading healthcare software solution in use in organizations that span the spectrum of care. Learn more

NALTH Spring Clinical and Education, hcs about us, physician, doctor, electronic medical records, EMR, Interactant

HCS At A Glance

HCS Interactant is an integrated platform of clinical and financial modules that answers regulatory and functional requirements enterprise-wide and exceeds the needs of facilities across the spectrum of care.

HCS provides solutions to more than 5,000 client locations including LTACHssenior living, and behavioral health facilities. We appreciate that no two organizations have the same technology requirements. The difference is that with HCS, providers don’t have to change the way they do business – HCS offers flexible healthcare system software to fit their organizations.

Healthcare technology has evolved and expanded dramatically since our company was founded. For almost 50 yearsour commitment to providing responsive healthcare system software solutions has remained at the forefront of everything we do.

Learn About Our Clients

Meet Our Executive Team

tom fahey, hcs ceo, hcs president

Thomas J. Fahey

President & CEO

Tom joined HCS in 1996 and currently serves as the company’s President and Chief Executive Officer. Tom’s focus includes the company’s long-term vision and strategy, while executing the Board of Directors’ plan of business objectives and growth. Under his leadership, HCS has experienced dramatic market share and employee growth, while becoming a leader in the post-acute and behavioral healthcare information system markets.

darren yonkin, cio

Darren K. Yonkin

Chief Technology Officer

Darren joined HCS in 1990 and currently serves as the company’s Chief Technology Officer. Darren’s focus includes incorporating the latest technologies into the HCS Interactant platform, driving future product development, and leading the support services department to meet the ever-changing needs of HCS customers.

karen j, cfo

Karen A. Janiszewski

Chief Financial Officer

Karen joined HCS in 1988 and currently serves as the company’s Chief Financial Officer. Karen’s focus includes financial planning and reporting, corporate strategy, operations, and securing talent to position the company for short-term and long-term growth.

carrie, clinical informatics

Carrie O’Connell, RN

Executive Vice President of Clinical Informatics

Carrie joined HCS in 2001 and currently serves as the company’s Executive Vice President of Clinical Informatics. Carrie’s focus includes design direction of clinical product development, regulatory guidance, education services, customer training and implementation success.

Experience the HCS difference for yourself

Loading posts...
Sort Gallery
Enter your email here