Reinier Van Tonder
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Emergency Medicine
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Biography
Reinier van Tonder, MBChB, RDMS is an Assistant Professor of Emergency Medicine and Associate Medical Director of the Saint Raphael’s Campus Emergency Department. He is also Co-Director of Emergency Ultrasound for the Saint Raphael’s Campus. Beyond his administrative leadership roles, he is an acclaimed educator in Point of Care Ultrasound, Ultrasound guided Regional Anesthesia and Emergency Airway management. He Co-directs the annual regional New England Point of Care Ultrasound course and the annual International Yale Point of care Ultrasound course. Dr van Tonder teaching was recently recognized with the Yale Emergency Medicine Outstanding Teaching Award.
Dr van Tonder completed his Emergency Medicine training at the Mayo clinic and Ultrasound Fellowship training here at Yale University. He is originally from South Africa and resides in Woodbridge.
Last Updated on August 15, 2024.
Appointments
Emergency Medicine
Associate Professor on TermPrimary
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Board Certifications
Emergency Medicine
- Certification Organization
- AB of Emergency Medicine
- Original Certification Date
- 2012
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Research at a Glance
Yale Co-Authors
Frequent collaborators of Reinier Van Tonder's published research.
Publications Timeline
A big-picture view of Reinier Van Tonder's research output by year.
Arjun Venkatesh, MD, MBA, MHS
Rohit Sangal, MD, MBA, FACEP
Christopher L Moore, MD
Vivek Parwani, MD, FACEP
Andrew Ulrich, MD
Asim Tarabar, MD, MS
13Publications
43Citations
Publications
2025
Effect of a Clinical Decision Support Tool for Identifying Patients Benefiting from End-of-Life Discussions on Emergency Department Clinician Behavior
Dilip M, Rothenberg C, Van Tonder R, Jubanyik K, Venkatesh A, Rhodes D, Sangal R, Kim N. Effect of a Clinical Decision Support Tool for Identifying Patients Benefiting from End-of-Life Discussions on Emergency Department Clinician Behavior. Applied Clinical Informatics 2025, 16: 1677-1682. PMID: 41238198, PMCID: PMC12618147, DOI: 10.1055/a-2638-9340.Peer-Reviewed Original ResearchAltmetricMeSH Keywords and ConceptsConceptsElectronic health recordsEnd-of-life discussionsClinical decision support toolEnd-of-lifeEmergency departmentQuality improvement measuresDecision support toolEHR useOrder entrySurprise questionClinician behaviorHealth recordsAdmission orderRetrospective cohort studyYears of experienceChi-square testAdmission sourcePhase of implementationExcessive alertsAdmission proportionOrdering practicesCohort studySupport toolAdmission processClinical practice509 Impact of the Mortality Surprise Question on Emergency Department Clinician Behavior
Dilip M, Van Tonder R, Jubanyik K, Venkatesh A, Rhodes D, Sangal R, Kim N. 509 Impact of the Mortality Surprise Question on Emergency Department Clinician Behavior. Annals Of Emergency Medicine 2025, 86: s217. DOI: 10.1016/j.annemergmed.2025.06.528.Peer-Reviewed Original Research355 Subcutaneous Opioid Administration in the Emergency Department Improves Adverse Effects
Dilip M, Sun W, Tuffuor K, Pavuluri S, Van Tonder R, Parwani V, Ulrich A, Venkatesh A, Sangal R. 355 Subcutaneous Opioid Administration in the Emergency Department Improves Adverse Effects. Annals Of Emergency Medicine 2025, 86: s154. DOI: 10.1016/j.annemergmed.2025.06.373.Peer-Reviewed Original ResearchWho is coming in? Evaluation of physician performance within multi-physician emergency departments
Sangal R, Teresi R, Dashevsky M, Ulrich A, Tarabar A, Parwani V, Van Tonder R, King M, Venkatesh A. Who is coming in? Evaluation of physician performance within multi-physician emergency departments. The American Journal Of Emergency Medicine 2025, 90: 9-15. PMID: 39793122, DOI: 10.1016/j.ajem.2025.01.003.Peer-Reviewed Original ResearchAltmetricConceptsPhysician performancePhysician behaviorAdmission ratesEvaluation of physician performanceED operational efficiencyAttending teamPhysician ordersED throughputStaffing modelsED visitsED revisitsCo-attendanceLinear regression modelsAverage attendancePatient LOSEmergency departmentPatient lengthPhysician workPatients treated per hourPhysiciansAttendanceImaging testsImaging utilizationRegression modelsPatient data
2023
Inequities among patient placement in emergency department hallway treatment spaces
Tuffuor K, Su H, Meng L, Pinker E, Tarabar A, Van Tonder R, Chmura C, Parwani V, Venkatesh A, Sangal R. Inequities among patient placement in emergency department hallway treatment spaces. The American Journal Of Emergency Medicine 2023, 76: 70-74. PMID: 38006634, DOI: 10.1016/j.ajem.2023.11.013.Peer-Reviewed Original ResearchCitationsAltmetricConceptsEscalation of careAdjusted odds ratioED revisitsHallway bedsEmergency departmentHigher oddsPatient placementPatient insurance coverageSocial risk factorsPatient social factorsDischarge AMAED visitsSecondary outcomesPatient agePatient demographicsPrimary outcomeMale sexPatient sexTreatment spaceED censusFemale sexRisk factorsOdds ratioED staffingObservational studyExploratory Descriptive Analysis of Smart Speaker Utilization in the Emergency Department During the COVID-19 Pandemic
Franco J, Solad Y, Venkatesh A, Van Tonder R, Solod A, Stachowiak T, Hsiao A, Sangal R. Exploratory Descriptive Analysis of Smart Speaker Utilization in the Emergency Department During the COVID-19 Pandemic. Journal Of Emergency Medicine 2023, 64: 506-512. PMID: 36990854, PMCID: PMC9837211, DOI: 10.1016/j.jemermed.2023.01.004.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsEmergency departmentRetrospective observational studyNight shift hoursCOVID-19 pandemicHuman Services OfficePatient satisfactionTelehealth deliveryObservational studyCare conversationsPatient communicationHospital roomHealth Insurance PortabilityExploratory descriptive analysisStaff wellbeingFuture studiesInsurance PortabilityDepartmentDescriptive analysisAccountability ActPandemicPatientsHospitalClinicians
2021
Development and Evaluation of Resident-Championed Point-of-Care Ultrasound Curriculum for Internal Medicine Residents
Haghighat L, Israel H, Jordan E, Bernstein E, Varghese M, Cherry B, Van Tonder R, Honiden S, Liu R, Sankey C. Development and Evaluation of Resident-Championed Point-of-Care Ultrasound Curriculum for Internal Medicine Residents. POCUS Journal 2021, 6: 103-108. PMID: 36895666, PMCID: PMC9983722, DOI: 10.24908/pocus.v6i2.15194.Peer-Reviewed Original ResearchCitationsConceptsInternal medicineCare ultrasound curriculumIM residentsGoal of acquisitionPost-workshop surveysAbdominal systemsHalf-day workshopSet of prePOCUS useSkilled facultyDidactic teachingStandardized curriculumUltrasound curriculumInternal medicine residentsPOCUS educationPOCUS curriculumCurriculumUltrasound instructionResident education
2020
A Research Protocol and Case Report of Emergency Department Endovascular Aortic Occlusion (REBOA) in Non-traumatic Cardiac Arrest
Daley J, Cannon K, Buckley R, Aydin A, Latich I, Lozada J, Bonz J, Joseph D, Coughlin R, Belsky J, Van Tonder R, Sather J, Wira C, Liu R, Johnson A, Moore C. A Research Protocol and Case Report of Emergency Department Endovascular Aortic Occlusion (REBOA) in Non-traumatic Cardiac Arrest. Journal Of Endovascular Resuscitation And Trauma Management 2020, 4: 88-93. DOI: 10.26676/jevtm.v4i2.140.Peer-Reviewed Original ResearchCitationsConceptsAdvanced cardiac life supportCardiac life supportEmergency departmentEmergency physiciansAortic occlusionCardiac arrestCase reportNon-traumatic cardiac arrestLife supportResuscitative endovascular balloon occlusionResearch protocolFeasibility of REBOAFavorable neurologic outcomeMean arterial pressureNon-traumatic OHCAFemoral arterial accessEndovascular balloon occlusionHospital cardiac arrestTidal carbon dioxideEndovascular aortic occlusionEarly human studiesNeurologic outcomeSecondary outcomesArterial pressureInitial patients
2017
Using Ultrasonography to Assess the Effectiveness of Cricoid Pressure on Esophageal Compression
Kei J, Utschig E, van Tonder R. Using Ultrasonography to Assess the Effectiveness of Cricoid Pressure on Esophageal Compression. Journal Of Emergency Medicine 2017, 53: 236-240. PMID: 28602458, DOI: 10.1016/j.jemermed.2017.04.025.Peer-Reviewed Original ResearchCitationsAltmetric
2016
22 Using Ultrasonography to Assess the Effectiveness of Cricoid Pressure on Esophageal Compression
Utschig E, Kei J, Van Tonder R. 22 Using Ultrasonography to Assess the Effectiveness of Cricoid Pressure on Esophageal Compression. Annals Of Emergency Medicine 2016, 68: s9-s10. DOI: 10.1016/j.annemergmed.2016.08.032.Peer-Reviewed Original Research
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