Our Team



2019%202:59:25%20PM Benjamin F. Springgate, MD, MPH

CHVE Director 
Professor of Medicine and Public Health


Dr. Springgate is a primary care internist in New Orleans who works in partnerships to improve health outcomes in under-resourced communities. Dr. Springgate is also an Associate Professor at LSU School of Medicine and School of Public Health, where he serves as Section Chief of Community and Population Medicine, Director of the Center for Healthcare Value and Equity, and Director of the MD/MPH Dual Degree Program. He is an active clinician, researcher, and educator at LSU Health Sciences Center - New Orleans.





Ashley Wennerstrom, PhD, MPH

Assistant CHVE Director & Director, Community Health Worker Institute
Associate Professor of Medicine and Public Health


Dr. Wennerstrom is an Associate Professor of Research at the LSU Health Sciences Center - New Orleans Schools of Medicine and Public Health. She serves as the Director of the Louisiana Community Health Worker Institute and currently co-leads the Louisiana Community Health Worker Workforce Coalition. Dr. Wennerstrom is a Robert Wood Johnson Interdisciplinary Research Leaders fellow. She has over a decade of experience conducting community-academic partnered research.






Marcus Bachhuber, MD, MPH

Chief Medical Officer, Louisiana Medicaid
Assistant Professor of Medicine


Dr. Bachhuber is an Assistant Clinical Professor of Medicine and serves as the Chief Medical Officer for Louisiana Medicaid. His focus is on quality improvement, evidence-based clinical policy, population health, advanced payment models, and health equity. His research interests include HIV and other sexually transmited infections, opioid abuse and addiction, medical marijuana and cannabis laws, discrimination in health care, and food insecurity and homelessness. He also continues to provide direct clinical patient care. Dr. Bachhuber attended medical school at the University of Pennsylvania's Perelman School of Medicine, completed his residency in Internal Medicine at the Montefiore Medical Center in Bronx, NY and was a Fellow at the Philadelphia VA Medical Center as part of the Robert Wood Johnson Foundation Clinical Scholars program.



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Amanda Dumas, MD, MSc

Associate Medical Director, Louisiana Medicaid
Associate Professor of Pediatrics


Dr. Dumas is a general pediatrician in New Orleans whose clinical care centers on adolescents and parenting teens. Dr. Dumas is an Associate Professor of Clinical Pediatrics at LSU School of Medicine, where she conducts health disparities research and contributes to resident and medical student education. She is also the Associate Medical Director for Louisiana Medicaid where she focuses on maternal and child health policy issues.





Elyse Elyse Stevens, MD, MPH
Assistant Professor of Clinical Medicine


Dr. Elyse Stevens is an Assistant Professor of Clinical Medicine at LSU School of Medicine currently working in addiction medicine and primary care at UMCNO. She is also active in local community outreach, addressing health disparities, and health education.  





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Richard Culbertson, PhD

Professor and Director, Health Policy Systems Management, School of Public Health


Dr. Culbertson is Professor and Director, Health Policy and Systems Management at Louisiana State University School of Public Health, New Orleans. He is Professor of Family Medicine and of Internal Medicine at the LSU School of Medicine and Adjunct Professor of Family Medicine at Tulane University School of Medicine. From 2013 to 2015 he was Interim Dean of the LSU School of Public Health. He is a voting member of the LSU New Orleans School of Medicine Admissions Committee.






Ryan H. Pasternak, MD, MPH

Professor of Clinical Pediatrics


Dr. Pasternak is Vice Chair for Pediatric Community Health and Advocacy and Division Head of General Ambulatory Pediatrics and Adolescent Medicine. He is also Director of the Southern Center for Adolescent and Young Adult Health Equity.













Allison Dejan, MPH

Program Manager for Policy and Innovation, LA Medicaid


Allison is the program manager for policy innovation with Louisiana Medicaid, supporting evidence-based policy initiatives, program improvement activities, research projects, and multi-departmental collaborations. Since moving to New Orleans in 2005, she has rooted her work in HIV/STI prevention, harm reduction, and health equity. 








2021%2012:05:43%20PM Taryn Mackey

Department Coordinator, Community Health Worker Institute 


Taryn Mackey is the Department Coordinator for the Center of Healthcare Value & Equity. In this role, she supports and assists her department in research, trainings, and administrative tasks as needed. She has experience working in clinical-based medical education and community outreach programming. She received her undergraduate degrees in Psychology and Sociology from the University of Colorado-Boulder and plans to continue her education at LSU for her Master of Public Health.







Isha Matta, MPH

Program Manager for Education


Isha Matta is the Program Manager for Education Programs. In this role, she manages the dual MD/MPH degree program and facilitates lectureships, conference presentations, online educational tools, as well as academic and community conferences in coordination with faculty and community partners.








KP 20 year photo_Kathleen Murphy

Kathleen Murphy, MPH

Transformation Program Manager. LA Medicaid


Kathleen “Kathy” Murphy is the Program Advisor for a number of programs  with Medicaid to transform health, including breastfeeding support and substance use programs during pregnancy. Kathy has diverse healthcare experience in population health programs,  EHR implementation and quality/regulatory reporting. She received her undergraduate degree from Purdue University (West Lafayette, IN) and her Master of Public Health from University of California, Los Angeles.










Olivia Sugarman, MPH

Program Manager for Research and Evaluation


Olivia Sugarman is the Program Manager for Research and Evaluation. Her primary responsibility is to oversee all research and evaluation projects within the Center. She manages human subjects research protection compliance, data security and compliance, and project design, implementation, process evaluation, analysis, and reporting.