Working papers

Papers under Revision

• Kim G, Dieleman JL, Bustamante AV, Subramanian SV, Park S*. County-level health and social spending and health outcomes by race/ethnicity in the U.S. American Journal of Preventive Medicine.

• Cheon H, Bae G, Ko H, Park S*. Does health insurance benefit expansion shift care to higher-tier hospitals? Disease-specific evidence from South Korea. Economics and Human Biology.  

• Park S*, Fendrick M. High- and low-value care use among the top 10% of U.S. health care spenders. Medical Care. 

• Yang J, Lee E, Park S*. Effects of transitioning health insurance coverage from medical aid to national health insurance in South Korea. Medical Care. 

Papers under Review

• Park S*. Health care AI deployment and deployment: cross-sector evidence on constraints and policy implications from South Korea. 

• Park S*, Dieleman JL, Weaver MR. Social spending and health care, health, employment, and economic outcomes in OECD countries. 

• Park S*, Bae G, Weaver MR, Dieleman JL. Disease-attributable health care spending in South Korea: a comorbidity-adjusted national estimate.

• Park S*, Berkowitz SA. Low adoption of Medicare health-related social needs services among clinicians and communities with greater social need.

• Park S*. Authorization trends, product characteristics, and regulatory evidence for U.S. FDA-authorized sensor-based digital health technologies.

• Park S*,  Liao JM, Fendrick M. Geographic diffusion of artificial intelligence-enabled diagnostic services in Traditional Medicare.

• Lee D, Park S, Gray SL, Li J. Association of psychotropic medication use with emergency department visits, hospitalizations, and related expenditures among older adults with cognitive impairment: a retrospective cohort study. 

• Jang S, Park S, Lin PJ, Chen J. Cognitive status and patient-provider communication: implications for access and utilization in older adults.  

• Myong C, Park S, Fung V. Access to care in Medicare Advantage versus Traditional Medicare for beneficiaries with mental illness under and over age 65.

Work in Progress

• Park S*, Chernew ME, Fendrick M. Uneven diffusion of the first AI-enabled medical device in Medicare: trends in HeartFlow analysis utilization and spending, 2018–2023. 

• Park S*, Coe N, Teno J. Patterns of end-of-life care in South Korea and the United States.

• Park S*, Coe N, Teno J. Prognostic recognition and the Intensity of end-of-life care in South Korea and the United States.

• Park S*. Societal costs of modifiable risk factors in South Korea. 

• Jang H, Park S*. Societal costs of chronic pain in South Korea.

• Hur K, Park S*. Health, work capacity, and income security in an aging Korea.

• Koh K, Kown S, Park S*. Impact of the new diagnosis-related group-based prospective payment system implementation in South Korea: a difference-in-differences analysis.

• Bae G, Kim DD, Park S*. The effects of expanded coverage for brain MRI on low-value use in South Korea.  

• Bae G, Park S*. Hospital responses to CT reimbursement cuts in South Korea: short-run reactions and long-run adaptations. 

• Kwon S, Park S*. Provider diagnostic coding behavior in response to price changes under the South Korean FFS-DRG payment system.

• Joo S, Park S*. Effects of a mental health reimbursement change on utilization, spending, and health outcomes among medical aid beneficiaries with mental illness in South Korea: a difference-in-difference analysis.  

• Lee S, Park S*. The impact of a delivery fee add-on policy in obstetrically underserved areas on health care utilization and spending in South Korea.

• Kwon N, Park S*. Associations of health care spending with health, labor, and economic outcomes across 185 countries, 2000-2019.