2020
Unscheduled Care Access in the United States-A Tale of Two Emergency Departments
Venkatesh AK, Greenwood-Ericksen MB, Mei H, Rothenberg C, Lin Z, Krumholz HM. Unscheduled Care Access in the United States-A Tale of Two Emergency Departments. The American Journal Of Emergency Medicine 2020, 45: 374-377. PMID: 33143957, PMCID: PMC8076339, DOI: 10.1016/j.ajem.2020.08.095.Peer-Reviewed Original ResearchConceptsHospital referral regionsED visit ratesEmergency departmentCare ratesVisit ratesMedicare Chronic Conditions WarehouseHospital-based emergency departmentsRole of EDsChronic Conditions WarehouseProportion of beneficiariesDartmouth Atlas hospital referral regionHealthcare delivery systemED utilizationED visitsED useUnscheduled careReferral regionsUrban zip codesCare accessMedicare beneficiariesCare needsCare deliveryOffice settingCare capabilitiesDisproportionate barriers
2017
Identification of Emergency Department Visits in Medicare Administrative Claims: Approaches and Implications
Venkatesh AK, Mei H, Kocher KE, Granovsky M, Obermeyer Z, Spatz E, Rothenberg C, Krumholz H, Lin Z. Identification of Emergency Department Visits in Medicare Administrative Claims: Approaches and Implications. Academic Emergency Medicine 2017, 24: 422-431. PMID: 27864915, PMCID: PMC5905698, DOI: 10.1111/acem.13140.Peer-Reviewed Original ResearchConceptsED visitsEmergency department visitsClaims-based definitionED visitationAdministrative claimsDepartment visitsClaims dataAdministrative claims data setsHealthcare resource utilizationMore ED visitsAcute care practiceAdministrative claims dataQuality improvement interventionsEmergency care researchMedicare administrative claimsClaims data setsED useCritical careED servicesMedicare feeMedicare dataCare practicesService beneficiariesImprovement interventionsProvider definitions