• Study of health economics relating to the opioid epidemic, including designing identification strategies, processing and analysis of large healthcare data using cutting-edge econometrics and statistics, and writing of manuscriptsWorking Papers:Bill Wang, Lu Tang, Joo Yeon Kim, Stefanie Junker, Evan Cole, Chung-Chou H. Chang, Eric Roberts, J. Deanna Wilson, Utibe Essien, Julie Donohue, “Racial and ethnic disparities in medications for opioid use disorder and overdose in 11 state Medicaid programs from 2016-2020” – Working PaperBill Wang. “Heuristics and racial bias amongst opioid-use disorder providers.” – Working Paper (Dissertation)

• Led quantitative peer-reviewed publications from start to finish, including idea formation, designing methodology, cleaning and analysis of large healthcare data, and writing of manuscripts• Examined timely healthcare questions by implementing econometrics, statistics, and machine learning methodsPublications:Bill Wang, Ari B. Friedman, and Ateev Mehrotra. “Urgent Care Clinics Deter Some Lower Acuity Emergency Department Visits, but in Net Increase Health Care Spending” – Health Affairs, 2021Bill Wang, Haiden Huskamp, Sherri Rose, Alisa B. Busch, Pushpa Raja, and Ateev Mehrotra. “Association Between Greater Telemedicine Use in the County and Quality of Care Received by Patients with Serious Mental Illness” – JAMA Network Open, 2022Stephen M. Kissler, Bill Wang, Michael Barnett, Ateev Mehrotra, Yonatan Grad. “Prescribing of antibiotics and other drugs to children from birth to age 5 in the United States: an observational study” – medRxiv, 2021Stephen M. Kissler, Bill Wang, Michael Barnett, Ateev Mehrotra, Yonatan Grad. "Impact of respiratory infection and chronic comorbidities on early pediatric antibiotic dispensing in the United States" - Clinical Infectious Diseases, 2023Andrew D. Wilcock, Bill Wang, Sherri Rose, Alisa B. Busch, Lori Uscher-Pines, Pushpa Raja, Michael L. Barnett, Ateev Mehrotra, “Association Between a Practice’s Uptake of Telemental Health and Care Patterns for Patients with Serious Mental Illness During the COVID-19 Pandemic” – Working PaperAteev Mehrotra, Bill Wang, and Gregory Synder. “Telemedicine: What Should the Post-Pandemic Regulatory and Payment Landscape Look Like?”– Commonwealth Fund, August 2020.

• Built, tested, implemented forecasting and machine learning models to quantify credit & residual risk• Optimized portfolio and reduced operational risk by 20% using data mining, data analysis, and forecasting methods• Conducted macroeconomic research, financial analysis & statistical modelling to perform price setting activities

• Part of competitive development program of 470+ applicants, aimed to develop young leaders • Engage in department wide project delivery and change management initiatives to drive value add• Develop and support implementation of new processes/programs with recognition of discrepancies between business needs and deliverable, improving efficiency and value-added • Support and deliver account creation & maintenance, ensuring appropriate risk and control measures• Investigate and advise on regulatory and audit requirements, providing accurate and consistent information

• Ensures timely and accurate analysis, reporting and sign-off of month-end and quarter-end results• Prepare reconciliations and variance analyses and investigate discrepancies to ensure accurate reporting• Build income statement and balance sheet models as well as liaise with key stakeholders to ensure precise planning and forecasting of financial results• Review processes, identify and support implementation of change opportunities

- Research and analyze internal database to efficiently manage IT system- Connect with program alumni to provide mentorship opportunities to current students- Organize and execute events tailored towards over 1000 students

• Research and analyze capital markets clients in order to provide stakeholders with relevant information, specializing in loan products group and global treasury management• Using approved, documented processes and protocols to analyze/adjudicate system and manually generated alerts on money laundering risks, escalating for further investigation• Investigate anti-money laundering threat of client through determining various risk factors, identifying names/transactions/entities related to money laundering and terrorist financing• Implemented multiple internal databases in order to effectively communicate information within teams

• Work daily with internal Information Technology system to manage 500 client accounts, ensuring accuracy of account balance, account information and reception of payments• Provided consulting services for over 80 clients, including advisory on policy changes, mandatory coverage and exemption options, all services aimed to maximize company revenue by ensuring employers are properly registered• Supported employer account services in day-to-day clerical tasks, such as journalizing transactions, processing interest on overdue payments, and communication with clients to maintain proper functions of the department

• Worked as lifeguard to maintain discipline in the pool, ensure water safety procedures are followed and as a result prevent water related incidents• Taught and evaluated over 400 kids and adults of all ages in water safety, swim strokes, and lifesaving techniques, provided guidance to master techniques and achieve their personal goals in water competence or to pursue lifeguarding