Parnassus Consulting is a network of affiliated professionals that work together to create value for our clients.
Dan founded Parnassus Consulting in 2012 to provide advisory, data sciences and technology services to advance healthcare and life sciences through better use of information. Dan’s work involves conceiving and implementing data analytics driven operating models for healthcare, life sciences and public health organizations. At a national level, Dan has helped to advance population medicine. Dan led efforts to establish the Biologics and Biosimilars Collective Intelligence Consortium (BBCIC.org) and has also supported the FDA Sentinel Initiative, the Observational Medical Outcomes Partnership and the Post-approval Rapid Immunization Safety Monitoring initiatives that in total have used healthcare data covering over 150 million lives from across the United States to support clinical research and drug safety surveillance. At a local level, Dan works with individual healthcare organizations to leverage data to better understand population needs, deliver consistent care and improve operational performance by implementing enterprise data analytics capabilities and working with stakeholders to deliver solutions that inform decision making and enhance workflows.
Dan started his career with Andersen Consulting (Accenture) where he supported the startup of Astra-Merck (now AstraZeneca) and led efforts to transform drug safety operations at Wyeth Pharmaceuticals in the aftermath of the Fen-Phen market withdraw. This experience led Dan to refocus his career on developing new approaches to use healthcare data at scale. Dan has been a consistent advocate for the proactive use of healthcare data to advance healthcare and accelerate medical research to create value for all healthcare stakeholders, especially patients. Dan previously worked for Computer Sciences Corporation where he started its first Health Informatics practice that focused on large scale data initiatives for life sciences companies, providers, payors and federal health agencies.
Executive Client Advisor
20+ years experience transforming healthcare operations through strategic consulting services and system integration programs. Developed deep understanding of healthcare operations overseeing programs that built claims systems, provider data base systems, member web portals, business intelligence data warehouse systems. Extensive delivery experience working in project management and program management for large engagements (100+ resources).
Riley Harris, MS
Senior Data Scientist
Riley is a data scientist with extensive experience working in healthcare and financial markets. Riley holds a Masters in Financial Mathematics from the University of Chicago. After working 5 years in the financial markets for an options trading firm, Riley rededicated his career to healthcare. Since joining the healthcare industry in 2013 Riley has play a key role in implementing an Enterprise Data Warehouse for a large integrated data warehouse and has also implemented a wide range of analytical models supporting population health, operations, financial and clinical use cases. Riley has a unique combination of analytical experience, broad technological aptitude, and effective communication skills. Experienced with Excel, VBA, SQL Server, MATLAB, C#, Java, R, ESRI, Spotfire, Python and Information Builders technologies.
Executive Client Advisor
Ms. Ferrara is an experienced consultant who helps healthcare leadership teams develop and implement data strategies to improve healthcare operations, patient care and medical research. Recent projects have included helping life sciences companies use Real World Data (RWD) to support the difficult transition from volume to value. She has assisted provider organizations in developing the data and analytics capabilities required to inform and manage accountable care. Her clients include business executives who want to develop and implement a digital business strategy and CIOs who are seeking to transform the IT function to meet the demands for analytics and innovation.
Thomas Scarnecchia is a Partner at Digital Aurora®, a management consulting firm specializing in the development and management of informatics‐intensive research initiatives for life‐science, healthcare, and medical research focused organizations. Tom served as Executive Director of the Observational Medical Outcomes Partnership, a public‐private partnership for the Foundation for the National Institutes of Health focused on advancing the science of evidence generation for medical product safety.
Prior to Digital Aurora, Thomas was the Vice President of Corporate Informatics at Millennium Pharmaceuticals. He provided overall strategy and leadership for Millennium's R&D Informatics organization. Thomas was previously a member of the management board at R.W. Johnson Pharmaceutical Research Institute, a Johnson & Johnson Company. There he held various senior leadership positions including Vice President of Information Management and Technology. His life-sciences experience includes leadership roles at Janssen Research Foundation and Lederle Laboratories.
Thomas holds a Master of Science degree in Computer Science and a Bachelor of Science degree in Biology, both from Pace University.