Ge Bai, PhD, CPA

Assistant Professor

Academic Discipline: Accounting

Areas of Interest:
Financial accounting
Managerial accounting
Healthcare accounting

Phone: 202-580-7573



Ge Bai, PhD (Michigan State University), joined the Johns Hopkins Carey Business School in 2016. She is an assistant professor of accounting in the practice track. Dr. Bai is an expert on healthcare provider billing, cost management, and pharmaceutical supply chain. Dr. Bai has published in leading academic journals such as JAMA, Annals of Internal Medicine, Health Affairs, Medicare Care Research & Review, Decision Sciences, Journal of Management Accounting Research, Accounting Horizons, Journal of Business Ethics, and American Journal of Medical Quality. Her work has been widely featured in CBS, CNN, Fox News, NBC, New York Times, NPR, Washington Post, and other media and used as testimony before the House Ways and Means Committee.

Honors & Distinctions

  • The Johns Hopkins Carey Business School Dean’s Award, 2017
  • The Johns Hopkins Carey Business School Black & Decker Research Fund, 2017
  • Institute of Management Accountants Research Foundation Emerging Scholar Award, 2014
  • Journal of Management Accounting Research Best Paper Award, 2014
  • Institute of Management Accountants Research Foundation Grant, 2013
  • American Accounting Association/Grant Thornton Doctoral Dissertation Award, 2011

Selected Publications

  • Addressing Generic-Drug Market Failures by Establishing a Nonprofit Manufacturer, with Dan Liljenquist and Gerard Anderson, New England Journal of Medicine, forthcoming.
  • The Graduate Nurse Education Demonstration: Implications for Medicare Policy, with Linda Aiken, Joshua Dahlerbruch, and Barbara Todd, New England Journal of Medicine, forthcoming.
  • Pharmaceutical Benefit Managers, Brand-Name Drug Prices, and Patient Cost Sharing, with Aditi Sen and Gerard Anderson, Annals of Internal Medicine, forthcoming.   
  • Variation In Emergency Department vs Internal Medicine Excess Charges In the United States, with Tim Xu, Angela Park, Sarah, Joo, Susan Hutfless, Ambar Mehta, Gerard Anderson, and Martin Makary, JAMA Internal Medicine, 2017, 177(8), 1139-1145.
  • Higher Hospital Spending on Occupational Therapy Is Associated with Lower Readmission Rates, with Andrew Rogers, Robert Lavin, and Gerard Anderson, Medical Care Research and Review, 2017, 74(6), 668-686.
  • Hospitals Risks of Data Breaches, with John Jiang and Renee Flasher, JAMA Internal Medicine, 2017, 177(6), 878-880.
  • Variation in the ratio of physician charges to Medicare payments by specialty and region, with Gerard F. Anderson, JAMA, 2017, 317(2), 315-318.
  • US Hospital are still using chargemaster markups to maximize revenues, with Gerard F. Anderson, Health Affairs, 2016, 35(9), p. 1658-1664.
  • A More Detailed Understanding of Factors Associated with Hospital Profitability, with Gerard F. Anderson, Health Affairs, 2016, Vol. 35(5) p. 889-897.
  • Measuring the Cost of Disruptions in Multistage Manufacturing Systems, with Takehisa Kajiwara and Jianbo Liu, Journal of Management Accounting Research, 2016, Vol. 28(1), p. 1-26.
  • Applying Variance Analysis to Understand California Hospitals' Expense Recovery Status by Patient Groups", Accounting Horizons, 2016, Vol. 30(2), p. 211-213.
  • The Cost of Manufacturing Disruptions, with Takehisa Kajiwara and Jianbo Liu, Strategic Finance, 2015, Vol. 97(6), p. 40-45.
  • Extreme Markup: The Fifty Hospitals With The Highest Charge-To-Cost Ratios, with Gerard F. Anderson, Health Affairs, 2015, Vol. 34(6), p. 922-928.
  • California's Hospital Fair Pricing Act Reduced the Prices Actually Paid by Uninsured Patients, Health Affairs, 2015, Vol. 34(1), p. 64-70.
  • Do Hospitals without Physicians on the Board Deliver Lower Quality of Care?, with Ranjani Krishnan, American Journal of Medical Quality, 2015, Vol. 30(1), p. 58-65.
  • Accounting Performance and Capacity Investment Decisions: Evidence from California Hospitals, with Ranjani Krishnan and Sylvia Hsu, Decision Sciences, 2014, Vol. 45(2), p. 309-339.
  • How Do Board Size and Occupational Background of Directors Influence Social Performance in For-profit and Non-profit Organizations? Evidence from California Hospitals, Journal of Business Ethics, 2013, Vol. 118(1), p. 171-187.
  • The Role of Performance Measure Noise in Mediating the Relation between Task Complexity and Outsourcing, with Freddy Coronado and Ranjani Krishnan. Journal of Management Accounting Research, 2010, Vol.22(1), p. 75-102.