Strategic Advisors


Stewart Presser

Stewart M. Presser

Bluemark is pleased to add Stewart Presser as a Senior Strategic Advisor. In this capacity Stewart will help the Leadership Team with defining the company's overall business strategy and product roadmap. Stewart will also share his deep expertise in both the audit and compliance field and patient financial services field. Most recently Stewart was Vice President of Health Finance and Member Services with the Greater New York Hospital Association, a trade association representing more than 140 not-for-profit hospitals in the metropolitan area and throughout the State. He retired from GNYHA after 26 years.

During his long career with GNYHA he was responsible for advocacy on behalf of the member hospitals in the areas of health finance, accounts receivable management, Medicaid eligibility issues, and the Administrative Simplification transactions sets under the Health Insurance Portability and Accountability Act. Over the years, Stewart has made numerous presentations to national organizations on various health finance topics including Charity Care, and the Medicare Audit Recovery Contractor program. Stewart has also served on various workgroups and committees with the Centers for Medicare & Medicaid Services.

Stewart holds a Bachelor of Science degree in accounting from New York University and has taught health finance as an adjunct professor at NYU's Wagner School of Public Service.


Lyman Sornberger

Lyman Sornberger

Bluemark is pleased to announce the addition of Lyman Sornberger in the role of Senior Strategic Advisor. Lyman is the President and CEO of Lyman Healthcare Solutions a leading provider of revenue cycle consulting services for hospitals and health systems across the country. Lyman's specialty is business process improvement and optimizing technology within the revenue cycle. As a Senior Strategic Advisor, Lyman will assist Bluemark in refining its solution positioning and go to market strategy in addition to identifying new client engagement opportunities for both its MAPS eligibility and enrollment solution and the Blueway audit and compliance family of solutions.

Lyman has worked with over a hundred clients on full revenue cycle operations reviews, investment counseling, best practice implementation and management, ICD 10 conversions, and Epic implementations. He has also worked with several revenue cycle vendors assisting them with developing sales and marketing strategies, advertising campaigns and website development. Lyman is a noted industry speaker and is a member of HFMA, AAHAM and HIMSS. He also spent many years on the provider side in revenue cycle leadership positions with the Cleveland Clinic and University of Pittsburgh Medical Center.

Lyman holds a Master's Degree in both Non-Profit Management and Healthcare Administration from the University of Pittsburgh where he also earned his Bachelor's Degree. He is also a veteran of the U.S. Army where he performed honorably as a Medic.