Who is RxEOB and what is our corporate mission?

Who is RxEOB?

RxEOB has assembled a team of clinicians, analysts, scientists and technicians dedicated to connecting people to affordable and quality care. Our team has developed products that touch the healthcare data of 45 million patients every day.

What unifies us as a company is our mission is to connect people with their medical information, improving their health and reducing their costs, and to do it as quickly as possible. In order to fulfill that undertaking, each of us is responsible for protecting RxEOB’s longstanding reputation as an ethical, reliable and honest business.

RxEOB helps health plans, Medicaid and Medicare MCOs, PBMs, TPAs and others deliver better member health outcomes while lowering their internal costs by using its big data analytics platform to significantly improve member engagement. The company’s more than 20 years’ experience integrating clinical and claims data utilizing proprietary integration and ML intelligence engines, reduces the need for large-scale requirements-gathering exercises while simplifying the process of cleaning data from disparate sources. As a result, payers can leverage RxEOB’s products to engage, analyze, influence, improve, measure outcomes, quality, ROI, savings, and member satisfaction.

Email:  sales@rxeob.com  Phone:  804 643 1540  Web: https://www.rxeob.com

Our People – Senior Management Team

Robert S. Oscar, R.Ph.
CEO/ President

Robert Oscar has more than 25 years of experience in healthcare. Throughout much of his career he has developed and implemented successful programs to effectively manage pharmacy benefit risk, including pioneering work in the Medicare HMO market. Before founding RxEOB, Mr. Oscar worked in the medical information systems industry-designing, developing and implementing several different claims analysis tools.

Robert, a Registered Pharmacist licensed in Virginia, is a graduate of Ohio Northern University, and is certified in pharmacy-based immunization. Robert is active in several professional groups including the National Council on Prescription Drug Programs, and the Academy of Managed Care Pharmacy. He is married, has two daughters, enjoys reading and volunteers with the Henrico County Medical Response Corps with a special interest in community immunization programs and infant mortality prevention.




Bryan York, CPA
Chief Operating Officer

Bryan York has more than 25 years of experience in pharmacy management and information systems, risk management and internal controls design. He is a certified public accountant licensed in the Commonwealth of Virginia and a  longtime member of the National Council of Prescription Drug Programs (NCPDP). Prior to joining RxEOB, Bryan served as a Financial Examiner for the Virginia State Corporation Commission. He graduated Cum Laude with a Bachelor of Science degree in Business Administration from Virginia Commonwealth University and is a veteran of the United States Army.






Robert E. Mitchell III
Chief Technology Officer

As Chief Technology Officer, Rob Mitchell is responsible for RxEOB’s IT strategy, architecture, system performance and security, and software development and maintenance. Rob’s team takes a Scrum (Agile) approach to iterative software development, paired with a heavy reliance on process automation, data analytics and performance metrics. After graduating from University of Washington in 2006, Rob became Microsoft Application Developer (MCAD) certified and worked at Microsoft at its Redmond, WA headquarters, and subsequently started Mutiny and Bitsmash, both application development firms. Having also spent time studying at Kobe University and working in Japan, Rob brought his creative and collaborative software development approach to RxEOB in 2009. In his spare time, Rob enjoys making video games and practicing his mediocre Japanese.





Jaleesa Webster
VP Account Management

A native of the US Virgin Islands, Jaleesa Webster joined RxEOB in 2014 as a Business Analyst and quickly rose through the ranks. In 2 years she was appointed Director Client Support, serving in that capacity until her recent promotion to VP of Account Management. During her time at RxEOB she has managed more than 15 health plan clients with a total of more than 32 million members.

Ms. Webster received her BA in cognitive science with a concentration in neuroscience from the University of Virginia, with a minor in anthropology. She is currently finishing her master’s degree in public health from the University of California at Berkeley. She has also received extensive additional healthcare industry training including CMS Medicare Parts C and D Compliance Training, HH-102 HIPAA HITECH Security (HTML5), and the HIPAA Privacy and Security Training Bundle.

When not at work, Jaleesa is a bit of an adrenaline junkie and enjoys trying new activities such as indoor skydiving, tubing, and hiking.



Howard Darvin, M.D., FACS
Chief Medical Officer

Howard Darvin has spent 28 years in the clinical practice of vascular surgery in both academic and community settings. He attended Howard University and graduated from their 6 year B.S.-M.D. program in 1982. He trained in general surgery at U.C.L.A. Medical Center in Los Angeles, California and at Mount Sinai Medical center in Cleveland, Ohio. His vascular Surgery training was at St. Anthony Medical Center in Columbus, Ohio. Howard  founded Vascular Solutions, a vascular surgery practice, built it into the largest private practice vascular surgical group in Northeast Ohio. Vascular Solutions merged with University Hospitals of Cleveland in 2006. He has served as Assistant Clinical Professor of Surgery at Case Western Reserve University School of Medicine 2009-2016. He has served on the board of the Juvenile Diabetes Research Foundation. He has a special interest in arterial venous fistula creation and Carotid artery occlusive disease, as well as Type I diabetes and renal insufficiency.