Xu Ji, PhD, MSPH

Research Program

Cancer Prevention and Control
Phone Number

404-727-5681
Email Address

xu.ji@emory.edu

Biography

Xu Ji, PhD, MSPH, is an assistant professor in the Department of Pediatrics at Emory University School of Medicine in Atlanta, Georgia. Dr. Ji is a member of the Cancer Prevention and Control Research Program at Winship Cancer Institute.

Education

Dr. Ji earned her PhD and her Master of Science in Public Health from Emory University in Atlanta, Georgia.

Titles & Roles

Assistant Professor, Department of Pediatrics

Emory University School of Medicine

Research

Dr. Ji's research focuses on leveraging her quantitative research skills (big data analysis, administrative data, data linkage, statistical modeling) and theoretical grounding in health services research into pediatric cancer care and cancer survivorship.

Grants

View Grants

Grant Number	Title
1K01MD018637-01	Disparities in Quality Healthcare Among Childhood Cancer Survivors: Role of Medicaid
5K01MD018637-02	Disparities in Quality Healthcare Among Childhood Cancer Survivors: Role of Medicaid

Publications

Title/Journal	Authors	Publication Date
Trends in Mental Health Diagnoses Among Publicly Insured Children. JAMA	JR Cummings, X Hu, J Marchak, C Ramos, I Graetz, X Ji	06/10/2025
Rurality of Residence and Distance to Clinic is a Risk Factor for Non-Engagement in Childhood Cancer Survivor Care. Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology	LF Strange, RS Williamson Lewis, X Ji, KE Effinger	05/15/2025
Medicaid Managed Care Penetration and Mental Health Service Use Among Adults. Medical care	JC Hu, JR Cummings, X Ji, AS Wilk	05/01/2025
Medicaid Managed Care Penetration and Mental Health Service Use Among Adults. Medical care	JC Hu, JR Cummings, X Ji, AS Wilk	03/10/2025
Association Between Medicaid Coverage Continuity and Survival in Patients With Newly Diagnosed Pediatric and Adolescent Cancers. JCO oncology practice	X Hu, SM Castellino, AC Kirchhoff, RS Williamson Lewis, NP DeGroote, P Cornwell, AC Mertens, J Lipscomb, X Ji	03/01/2025
Racial and ethnic disparities in telemental health use among publicly insured children. The American journal of managed care	X Hu, I Graetz, JG Marchak, AC Mertens, X Ji, JR Cummings	03/01/2025
Health insurance continuity and mortality in children, adolescents, and young adults with blood cancer. Journal of the National Cancer Institute	X Ji, XE Zhang, KR Yabroff, W Stock, P Cornwell, S Bai, AC Mertens, J Lipscomb, SM Castellino	02/01/2025
Medicaid coverage continuity is associated with lymphoma stage among children and adolescents/young adults. Blood advances	XE Zhang, SM Castellino, KR Yabroff, W Stock, P Cornwell, S Bai, AC Mertens, J Lipscomb, X Ji	01/28/2025
The lasting impact of the ACA: how Medicaid expansion reduces outcome disparities in AYAs with leukemia and lymphoma. Hematology. American Society of Hematology. Education Program	X Hu, SM Castellino, X Ji	12/06/2024
Identification of pathological pathways centered on circRNA dysregulation in association with irreversible progression of Alzheimer's disease. Genome medicine	F Wang, Y Li, H Shen, P Martinez-Feduchi, X Ji, P Teng, S Krishnakumar, J Hu, L Chen, Y Feng, B Yao	11/11/2024
Association of Medicaid Expansion With Timely Receipt of Treatment and Survival Among Patients With HR-Negative, HER2-Positive Breast Cancer. Journal of the National Comprehensive Cancer Network : JNCCN	KS Shi, X Ji, C Jiang, KJ Ruddy, SM Castellino, KR Yabroff, X Han	10/23/2024
Health insurance among survivors of childhood cancer following Affordable Care Act implementation. Journal of the National Cancer Institute	AC Kirchhoff, AR Waters, Q Liu, X Ji, Y Yasui, KR Yabroff, RM Conti, IC Huang, T Henderson, WM Leisenring, GT Armstrong, PC Nathan, ER Park	09/01/2024
Mental Health Care Utilization Among Parents of Children With Cancer. JAMA network open	X Hu, SD Grosse, X Han, JG Marchak, X Ji	04/01/2024
Job lock among survivors of childhood cancer and their spouses post Affordable Care Act implementation: A Childhood Cancer Survivor Study brief report. Pediatric blood & cancer	AR Waters, Q Liu, X Ji, Y Yasui, KR Yabroff, RM Conti, T Henderson, IC Huang, W Leisenring, GT Armstrong, PC Nathan, E Park, AC Kirchhoff	02/01/2024
Utilization of cardiac tests in anthracycline-treated cancer survivors differs between young adults and children: A claims-based analysis. Cancer medicine	X Ji, X Hu, J Lipscomb, EJ Chow, AC Mertens, SM Castellino	12/01/2023
State-Level Variation in Medicaid Managed Care Enrollment and Specialty Care for Publicly Insured Children. JAMA network open	JC Hu, JR Cummings, X Ji, AS Wilk	10/02/2023
Medicaid expansion is associated with treatment receipt, timeliness, and outcomes among young adults with breast cancer. JNCI cancer spectrum	X Ji, KS Shi, KJ Ruddy, J Zhao, AC Mertens, KR Yabroff, SM Castellino, X Han	08/31/2023
Evaluating Medicaid Managed Care Network Adequacy Standards And Associations With Specialty Care Access For Children. Health affairs (Project Hope)	JC Hu, JR Cummings, X Ji, AS Wilk	06/01/2023
Survival in Young Adults With Cancer Is Associated With Medicaid Expansion Through the Affordable Care Act. Journal of clinical oncology : official journal of the American Society of Clinical Oncology	X Ji, KS Shi, AC Mertens, J Zhao, KR Yabroff, SM Castellino, X Han	04/01/2023
The effect of cancer exemption in mandatory-access prescription drug monitoring programs among oncologists. JNCI cancer spectrum	I Graetz, X Hu, X Ji, M Wetzel, CR Yarbrough	03/01/2023
Suicide Risk Among Individuals Diagnosed With Cancer in the US, 2000-2016. JAMA network open	X Hu, J Ma, A Jemal, J Zhao, L Nogueira, X Ji, KR Yabroff, X Han	01/03/2023
Incidence and trends of hepatic cancer among children and adolescents in the United States from 2000 to 2017: Evidence from the Surveillance, Epidemiology, and End Results registry data. Cancer causes & control : CCC	P Li, Y Kong, J Guo, X Ji, X Han, B Zhang	01/01/2023
Childhood cancer survivorship in China: An overview of the past two decades. Cancer medicine	X Ji, J Su, X Liu, Z Mao, W Zhang, J Zhang, X Sun, X Han	12/01/2022
Changes in Opioid Prescriptions and Potential Misuse and Substance Use Disorders Among Childhood Cancer Survivors Following the 2016 Opioid Prescribing Guideline. JAMA oncology	X Hu, KE Brock, KE Effinger, B Zhang, I Graetz, J Lipscomb, X Ji	11/01/2022
National Estimates of Mental Health Needs Among Adults With Self-Reported CKD in the United States. Kidney international reports	AS Wilk, JC Hu, P Chehal, CR Yarbrough, X Ji, JR Cummings	07/01/2022
Early Posttherapy Opioid Prescription, Potential Misuse, and Substance Use Disorder Among Pediatric Cancer Survivors. Journal of the National Cancer Institute	X Ji, X Hu, KE Brock, AC Mertens, JR Cummings, KE Effinger	06/13/2022
Moving Beyond Patient-Level Drivers of Racial/Ethnic Disparities in Childhood Cancer. Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology	X Ji, H Sohn, S Sil, SM Castellino	06/01/2022
Pediatric neurological cancer incidence and trends in the United States, 2000-2018. Cancer causes & control : CCC	Y Kong, X Ji, X Han, B Zhang	05/01/2022
Narrowing Insurance Disparities Among Children and Adolescents With Cancer Following the Affordable Care Act. JNCI cancer spectrum	X Ji, X Hu, SM Castellino, AC Mertens, KR Yabroff, X Han	01/05/2022
Association of Medicaid Expansion With Cancer Stage and Disparities in Newly Diagnosed Young Adults. Journal of the National Cancer Institute	X Ji, SM Castellino, AC Mertens, J Zhao, L Nogueira, A Jemal, KR Yabroff, X Han	11/29/2021
National estimates of mental health service use and unmet needs among adult cancer survivors. Cancer	X Ji, JG Marchak, AC Mertens, KA Curseen, AJ Zarrabi, JR Cummings	11/15/2021
A Methodological Approach for Evaluating the Enterprise Community Healthy Start Program in Rural Georgia: An Analysis Using Linked PRAMS, Birth Records and Program Data. Maternal and child health journal	CJ Vladutiu, SC Mobley, X Ji, S Thomas, V Kandasamy, D Sutherland, S Inglett, R Li, S Cox	10/01/2021
Substance use, substance use disorders, and treatment in adolescent and young adult cancer survivors-Results from a national survey. Cancer	X Ji, JR Cummings, AC Mertens, H Wen, KE Effinger	09/01/2021
Healthcare Costs of Pediatric Autism Spectrum Disorder in the United States, 2003-2015. Journal of autism and developmental disorders	SH Zuvekas, SD Grosse, TA Lavelle, MJ Maenner, P Dietz, X Ji	08/01/2021
Association of smoke-free laws with preterm or low birth weight deliveries-A multistate analysis. Health services research	X Ji, S Cox, SD Grosse, WD Barfield, BS Armour, EA Courtney-Long, R Li	02/01/2021
Association Between State Policies on Improving Opioid Prescribing in 2 States and Opioid Overdose Rates Among Reproductive-aged Women. Medical care	X Ji, SC Haight, JY Ko, S Cox, WD Barfield, K Zhang, GP Guy, R Li	02/01/2021
Spending on Young Children With Autism Spectrum Disorder in Employer-Sponsored Plans, 2011-2017. Psychiatric services (Washington, D.C.)	SD Grosse, X Ji, P Nichols, SH Zuvekas, CE Rice, M Yeargin-Allsopp	01/01/2021
Capsule Commentary on Nelson et al., Changes in Coverage, Access, and Health Following Implementation of Healthy Behavior Incentive Medicaid Expansions vs. Traditional Medicaid Expansions. Journal of general internal medicine	X Ji	09/01/2020
Mental health among nonelderly adult cancer survivors: A national estimate. Cancer	X Ji, JR Cummings, J Gilleland Marchak, X Han, AC Mertens	08/15/2020
Mental Health Service Use by Medicaid-Enrolled Children and Adolescents in Primary Care Safety-Net Clinics. Psychiatric services (Washington, D.C.)	JR Cummings, X Ji, BG Druss	04/01/2020