Author

Arthur S. Hong

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Open access Oct 2026

County Indigent Care programs fill coverage gaps left by Medicaid restrictions: evidence from Texas

Abstract Introduction Medicaid restrictions exclude some low-income adults, especially in nonexpansion states and among immigrants. Local governments are payers of last resort. Texas offers an important case study: state law requires counties to maintain Indigent Care programs to extend healthcare coverage for uninsure...

Arthur S. Hong, Grant Paul, F. Cerise et al. · Health affairs scholar · 0 citations

Open access Oct 2026

National trends in dihydropyrimidine deficiency testing before fluoropyrimidine chemotherapy.

Patients with pre-chemotherapy DPYD testing had significantly lower rates of toxicity-related hospitalizations within 10 days compared to those who did not have DPYD testing prior, and rates of testing rose nearly 8-fold by the first quarter of 2026 compared to 2024.

Arthur S. Hong, Li-Yang Yuan, Michael D. Dang et al. · JCO Oncology Practice · 0 citations

Open access Sep 2026

Social Determinants of Health Coding Among Hospital Visits Made by Adults With Cancer

PURPOSE Social determinants of health (SDOH) affect clinical outcomes among patients diagnosed with cancer. In 2015, International Classification of Diseases-10 diagnosis codes starting with Z prefix, or Z-codes, were introduced to capture SDOH complexity. We examined Z-code uptake for patients treated by an academic m...

Malcolm Su, Samar Bhat, Michael D. Dang et al. · JCO Oncology Practice · 0 citations