Jack Null
Data Science & Analytics @ The Cigna Group
- Role
- Lead Analyst - Pharmacy Clinical Analytics at The Cigna Group
- Location
- Raleigh, NC, US
- LinkedIn followers
- 500 followers
About Jack Null
Data scientist in the Analytics Leadership Development Program at The Cigna Group…
Experience
Lead Analyst - Pharmacy Clinical Analytics
Jul 2024 — Present · Raleigh, NC, US
Partnered with a leading pharmaceutical company to build and deploy a positive-unlabeled learning model, identifying undiagnosed migraine patients and generating over $250K in new business. Leveraged advanced analytics to uncover a $4M+ cost savings opportunity, improving drug utilization and informing targeted clinical strategies. Built machine learning models using pharmacy data to forecast future medical costs for specific diseases, applying Meta Prophet to reduce weekly mean absolute error by $70K+ and improve budget forecasting accuracy. Design and execute A/B tests and advanced statistical analyses, with experience in causal inference methods such as coarsened exact matching and propensity score matching, to evaluate pharmacy and specialty drug programs. Delivered ad hoc reporting and predictive modeling to identify multi-million dollar high-risk CAR-T patients, optimizing clinical interventions and resource allocation. Conducted real-world evidence and economic analysis of GLP-1 therapies, evaluating utilization trends, cost-effectiveness, and downstream medical savings to inform population health strategy.
Education
Wake Forest University School of Business
Master of Science - MS, Business Analytics
2023 — 2024
The Peddie School
High School Diploma
2016 — 2018
Washington and Lee University
Bachelor of Arts - BA, Mathematics, History
2018 — 2022
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