Working Papers

[30] Kim Y, Heflin C, Kim J, Li Y. “The Hidden Costs of Food Insecurity: Impacts on Affect, Self-Realization, and Self-Efficacy” 

[29] Kim Y, Li Y, Heflin C, Kim H, Kim J. “Beyond Nutrition: Food Insecurity, Social Isolation, and Hospitalization Risks Among Older Adults” 

[28] Kim Y, Li Y, Heflin C, Kim J. “The Mental Health Burden of Food Insecurity: Depression, Anxiety, and the Role of Social Isolation” 

[27] Kim Y, Kim J, Heflin C, Li Y. “Food Insecurity and Sleep Disturbances: Investigating the Link to Medication Use in Older Adults” 

[26] Kim Y, Heflin C, Kim J, Li Y. “Evaluating the Impact of the Supplemental Nutrition Assistance Program on Health Disparities Among Older Adults with ADRD” 

[25] Kim Y, Heflin C, Kim J, Li Y. “Assessing the Effects of the Supplemental Nutrition Assistance Program on Health Outcomes in Older Adults with ADRD” 

Peer-Reviewed Journal Articles

[24] Kim Y, Heflin C, Kim J, Kim H, Li Y. (2025) “Racial/Ethnic Disparities in Food Insecurity Among Medicare Beneficiaries, 2017-2021” Journal of the American Medical Directors Association (In Press).  [Link]

[23] Kim Y, Kim J, Heflin C, Park S, Kim H, Li Y. (2025) “Trends in Breast Cancer Screening between Medicare Beneficiaries with and without Food Insecurity” American Journal of Preventive Medicine Focus (In Press).  [Link]

[22] Kim J, Kim H, Park S, Li Y, Kim Y*. (2025) “Factors Associated with the Receipt of Caregiving Training Among Caregivers for People Living with Dementia” Aging and Health Research, 5(3), 100237.  [Link]

[21] Kim Y, Flatt J, Kim J, Bhandari N, Lopez E, Mangal A, Zhang L, Travis T, Topol R, Qiu-Shultz Z, Shen J. (2025) “Identifying Factors Associated with Vaccination Status and Mortality Among Older Adults in Nevada during the COVID-19 pandemic” Nevada Journal of Public Health, Vol 22, 1-7. [Link] 

[20] Li Y, Cai X, Kim Y, Kim J. (2024) "Informal Care Provided in US Nursing Homes: Reduced from 2010 to 2021 and Lower for Medicaid Residents" Journal of the American Geriatrics Society, 72(6), 1741-1749. [Link]

[19] Kim Y, Kim J, Kim H, Park S, Li Y. (2024) “Trends in Respite Use by Race Among Caregivers for People Living with Dementia” Journal of Gerontology:  Medical Sciences, glae036.  [Link]

[18] Kim J, Kim Y, Li Y. (2024) “Trends in Forgone Medical Care and Unmet Needs Among Medicare Beneficiaries with Depression During the COVID-19 Pandemic” BMJ Open, 14(1), e078223. [Link]

[17] Kim Y, Kim J, Li Y. (2023) “Association of Sources of COVID-19 Information with Vaccine Uptake, Preventive behaviors, and Perceived Severity of COVID-19” Journal of the American Medical Directors Association, 24(8), 1143-1150. [Link]

[16] Kim Y, Kim J, Li Y. (2023) “Racial Disparity in Disruption to Basic Needs Among Medicare Beneficiaries During the COVID-19 Pandemic” Journal of the American Medical Directors Association, 24(6), 921-923. [Link]

[15] Kim Y, Kim J, Li Y. (2023) “Did Massachusetts COVID-19 Vaccine Lottery Increase Vaccine Uptake?” PLOS One, 18(1), e0279283. [Link]

[14] Gordon AS, Kim Y. (2022) “Telehealth and Outpatient Visits Among Individuals with Chronic Conditions by Socioeconomic Status in the First Year of the COVID-19 pandemic: Observational Cohort Study” Telemedicine and e-Health, 29(7), 1105-1110 . [Link]

[13] Kim Y, Thirukumaran CP, Temkin-Greener H, Holloway RG, Hill E, Li Y. (2022) “Post-Acute Care Use Associated with Medicare Shared Savings Program and Disparities” Journal of the American Medical Directors Association, 23(12), 2023-2029. [Link]

[12] Kim Y, Gordon AS, Rowerdink K, Herrera Scott, L, Chi W. (2022) “The Impact of the COVID-19 Pandemic on Healthcare Utilization among Insured Individuals with Common Chronic Conditions” Medical Care, 60(9), 673. [Link]

[11] Katragadda C, Fung C, Yousefi-Nooraie R, Cupertino P, Joseph J, Kim Y, Li Y. (2022) “Medicare Accountable Care Organizations: Post-Acute Care Use and Post-Surgical Outcomes in Urologic Cancer Surgery” Urology, 167, 102-108. [Link]

[10] Wang J, Cheng Z, Kim Y, Yu F, Heffner KL, Quinones MM, Li Y. (2022) “Pain and the Alzheimer's Disease and Related Dementia Spectrum in Community-Dwelling Older Americans: A Nationally Representative Study” Journal of Pain and Symptom Management, 63(5), 654-664. [Link]

[9] Kim J, Kim Y, Li Y. (2021) “Source of information on COVID‐19 vaccine and vaccine hesitancy among US Medicare beneficiaries” Journal of the American Geriatrics Society, 70(3), 677-680. [Link]

[8] Thirukumaran CP, Kim Y, Cai X, Ricciardi B, Li Y, Fiscella K, Mesfin A, Glance LG. (2021) “Association of the Comprehensive Care for Joint Replacement Model with Disparities in the Utilization of Hip and Knee Replacements” JAMA Network Open, 4(5), e2111858. [Link]

[7] Kim Y, Thirukumaran CP, Temkin-Greener H, Hill E, Holloway RG, Li Y. (2021) “Institutional Postacute Care Use May Help Reduce Readmissions for Ischemic Stroke Patients” Medical Care, 59(8), 736-742. [Link]

[6] Kim Y, Thirukumaran CP, Temkin-Greener H, Hill E, Holloway RG, Li Y. (2021). “The Effect of Medicare Shared Savings Program on Readmissions and Variations by Race/Ethnicity and Payer Status” Medical Care, 59(4), 304-311. [Link]

[5] Thirukumaran, CP, Cai X, Glance LG, Kim Y, Ricciardi B, Fiscella K, Li Y. (2020). "Geographic Variation and Disparities in Total Joint Replacement Use for Medicare Beneficiaries: 2009 to 2017" Journal of Bone and Joint Surgery, 102.24, 2120-2128. [Link]

[4] Kim Y, Glance LG, Holloway RG, Li Y. (2020). “Medicare Shared Savings Program and Readmission Rate among Stroke Patients” Neurology, 95.8, e1071-e1079. [Link]

[3] Li Y, Ying M, Cai X, Kim Y, Thirukumaran CP. (2020). “Trends in Postacute Care Use and Outcomes After Hip and Knee Replacements in Dual-Eligible Medicare and Medicaid Beneficiaries, 2013-2016” JAMA Network Open, 3(3), e200368. [Link]

[2] Thirukumaran CP, Glance LG, Cai X, Kim Y, Li Y. (2019). “Penalties and Rewards for Safety Net vs Non–Safety Net Hospitals in the First 2 Years of the Comprehensive Care for Joint Replacement Model” JAMA, 321(20), 2027-2030. [Link]

[1] Kim Y, Thirukumaran CP, Li Y. (2018). “Greater Reductions in Readmission Rates Achieved by Urban Hospitals Participating in the Medicare Shared Savings Program” Medical Care, 56(8), 686-692. [Link]