Long Island Patient Information eXchange Improving patient care through secure data accessibility
The LIPIX Management Team



Benjamin Stein, MD
President & CEO
Mark Greaker
Chief Technology Officer
Adam Becker
Vice President of Sales, Marketing, and Outreach
Chuck Dennis
Director of Applications
Kunal Agarwal
Director of Applications Development
James Heiman
Portfolio Manager
Danielle Craighead
Program Manager


Benjamin Stein, MD
President & CEO

As the President and CEO of LIPIX Dr. Stein oversees all aspects of the business and provides strong leadership and direction to ensure the LIPIX tool meets and exceeds expectations of clients and state regulators.

With over 13 years as an ER doctor in multiple facilities and more recently, as the Director of Clinical Systems for a large Long Island based health system, Dr. Stein understands the value that timely and accurate medical data can have in an emergency situation.

Dr. Stein holds his undergraduate degree from Brown University and his MD from Georgetown University.

He spends his free time with his wife and 3 children and enjoys attending sporting events and traveling.

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Mark Greaker
Chief Technology Officer

Mark’s responsibilities as the Chief Technology Officer for LIPIX include the overall vision, direction and maintenance of the technical infrastructure, as well as network security and optimization.

Mark has over 25 years of Information Technology experience, most of it in the Healthcare arena. He started his career in the US Air Force as a Combat Communications Technician. After 6 years of world travel and working in a vast array of challenging situations, he returned to New York. He then started working for MedE America Inc., a NY Medicare/Medicaid eligibility vendor as the Technology Manager. During this time he worked with over 100 hospitals and several national payers. His career path then led him to become the IT Director for St. Vincent’s Catholic Medical Centers of New York City. During this time he managed the integration of 9 diverse Healthcare Organizations into one corporate entity.  Prior to joining LIPIX, Mark worked for Ascension Health, the nation’s largest Catholic Health System, as the Regional Service Delivery Executive, managing 28 major hospitals across the Eastern US.

Mark holds technical training certificates in several specialties, as well being certified in ITIL and Six Sigma processes.

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Adam Becker
Vice President of Sales, Marketing, and Outreach

Adam has over 20 years of experience in large account and complex sales. Throughout his career, he has been responsible for consistently exceeding targets and quotas and for assuring outstanding service to his customers. He has worked in customer facing roles at Forrester Research, Brainshark, Benefitfocus, and Business Research Group (Now part of Reed-Elsevier). Adam brings his experience in leveraging technology to solve business problems across a wide variety of industries to the executive team at LIPIX during this exciting time of healthcare transformation.

Adam holds a BSBA degree from the University of Hartford and a certificate of advanced study from Bentley University.

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Chuck Dennis
Director of Applications

Chuck is responsible for overseeing the technical direction and development of all LIPIX products, ensuring adherence to schedules and effective and efficient utilization of resources.

With over 15 years of experience in software development, systems implementation and project management, Chuck has worked on extensive development projects for a vast array of organizations producing sustainable and quantifiable business results.

Chuck holds a BS degree from the University of Missouri – Columbia.

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Kunal Agarwal
Director of Applications Development

As the Director of Applications Development, Kunal is responsible for developing both internal and external web based products to enhance the effectiveness of the core LIPIX offering.

Kunal joins the team with around 6 years of experience as a software developer for a major healthcare applications company where he was involved in gathering and analyzing customer requirements, designing and developing an ‘Ambulatory Pharmacy’ product, as well as modeling and optimizing several workflows in an outpatient pharmacy system. Kunal additionally led an effort to revamp user security in the organization-wide structure to simplify administration and help support user provisioning. Kunal received several awards for his innovation and dedication, including “The Hanging Gardens of Babylon Award” for creativity and “The Lighthouse of Alexandria Award” for excellence in customer service.

Kunal holds a BE in Computer Engineering from Pune University and an MS in Computer Science from the University of Southern California, where he received the "Outstanding Academic Achievement" Award.

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James Heiman
Portfolio Manager

Jim has been with LIPIX since 2007.  As a Portfolio Manager he is responsible for ensuring all implementation and integration projects are maintained on schedule and within budget.

Recently, Jim completed an internship in the NYS Department of Health, Division of Health Facility Planning, where he received extensive exposure to the State's Certificate of Need (CON) process, the competitive state procurement application and review process (HEAL NY RGA), and the NYS Berger Commission on Health Care Facilities in the 21st Century. Jim has also been involved in analyzing and comparing SPARCS data with MEDPAR data, specifically in regards to AHRQ's Patient Safety Indicators.

Jim has a BS in Biology from Siena College and an MS in Health Policy and Management from the Albany School of Public Health.

In his free time Jim enjoys golfing.

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Danielle Craighead
Program Manager

Danielle joins LIPIX as our Program Manager.  In this role she is responsible for managing relationships with the various users of the LIPIX network including patients, clinicians, and participating providers.

Prior to joining LIPIX, Danielle worked at Goldman, Sachs & Co. for over six years in various positions, including Foreign Exchange Operations, Prime Brokerage, and Proprietary Trading.

Danielle is a graduate of Brown University with a Bachelor of Science degree in Materials Science Engineering and was a member of the Tau Beta Pi Engineering Honor Society and the Sigma Xi Honor Society.

She lives in Manhattan and enjoys cooking, cycling, and reading.

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