The Benefits Leader’s 90-Day ROI Playbook

David Zieg, MD, is First Vice President and National Director of Clinical Services at Alliant Insurance Services. A board-certified diplomate in Family Medicine and Lifestyle Medicine, he brings 20+ years leading employer health strategy across clinical, consulting, and enterprise settings. His work spans value-based design, high-cost claim management, direct contracting, employer health centers, behavioral health, and quality improvement (Lean Six Sigma Green Belt). Previously, Dr. Zieg served as Chief Medical Officer at Transcarent, Partner & Clinical Services Leader at Mercer, and Medical Director for Lockheed Martin. He is known for translating data into action, helping self-funded employers improve outcomes while reducing the total cost of care.

Tanya Stark is a product strategy executive at CirrusMD, with over 20 years of experience dedicated to enhancing the health and productivity of individuals, communities, and employers. Specializing in the impact of human behavior on health and disease, Tanya architects high-quality healthcare solutions that consistently exceed the expectations of patients, providers, and employers. Beyond general healthcare product design, her recent work has focused on leveraging generative AI to optimize clinical delivery workflows.

Tanya has extensive healthcare sector experience including roles in public and private healthcare delivery systems, Cigna, Anthem (Elevance Health), and in specialized healthcare companies spanning surgical Centers of Excellence, medical fitness, and digital health.

When she’s not at CirrusMD, Tanya is an avid gardener and loves spending time harvesting foods from her back yard that power her plant-based lifestyle.

Aditya is an accomplished healthcare leader with a proven record of driving operational excellence and measurable outcomes for clients. As Head of Customer Success at Wellnecity, he leads a high-performing team dedicated to helping employers proactively manage their health plans through data-driven insights and strategic collaboration—delivering improvements in care quality, cost efficiency, and fiduciary oversight.

Aditya previously worked as a management consultant in the healthcare industry, advising organizations on performance improvement, market strategy, and operational optimization. His deep expertise in project management, data analysis, and process design—combined with a collaborative leadership style and commitment to innovation—continues to advance Wellnecity’s mission of helping employers achieve stronger, more sustainable health plan performance.

Paul Richmond is a seasoned strategic leader with over 20 years of experience in healthcare and employee benefits. As Chief Commercial Officer at Wellnecity, he spearheads innovative approaches to health plan management, delivering exceptional value and outcomes for clients and plan members. 

Previously, Paul served as Senior Vice President at Transcarent, where he led the development of a premier Centers of Excellence network, achieving a 99% client retention rate and driving significant market expansion. His career also includes leadership roles at Employer Direct Healthcare and top medical device companies like Stryker and DuPuy, where he excelled in operational efficiency, strategic growth, and client success. 

With expertise in building high-performing teams, fostering innovation, and navigating complex challenges, Paul is committed to transforming healthcare delivery, improving access, and driving sustainable industry change. 
 

Janaera Gastón provides oversight for content, design and execution of NEBGH’s educational programs and managing related strategic partnerships.  

Prior to joining NEBGH, Janaera worked for two New York City public hospitals as the special assistant to the deputy chief financial officer at Coler-Goldwater Memorial Hospital and as a human resources manager at Kings County Hospital Center.

Janaera has represented NEBGH on advisory boards and guest lectured at local colleges presenting the employers’ role in health care.  She has served on several local not-for-profit boards.

She received her B.A. from Syracuse University and her M.P.A. from the City University of New York, Baruch College of Public Affairs.