Meet Our Team

Sandra Harris, LMSW, MS
- Vice President for Community Affairs & Partnership Engagement
- 212-305-6359
- sh533@cumc.columbia.edu
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Rafael Lantigua, MD
- Director, Office of Community Service Programs; Associate Dean for Community Service; Professor of Medicine
- 212-305-8060
- ral4@cumc.columbia.edu
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Olajide A. Williams, MD, MS
- Vice Dean for Community Health; Professor of Neurology
- 212-342-0941
- ow11@cumc.columbia.edu
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Ross A. Frommer
- Vice President of Government Relations
- 212-305-4967
- raf2002@cumc.columbia.edu
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Alejandra N. Aguirre, DrPH, MPH
- Assistant Vice Dean for Community Health; Assistant Professor of Community Health Initiatives
- 212-305-3274
- ana2104@cumc.columbia.edu
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Natalia J. Arias-Abreu
- Director of Administrative Operations
- 212-305-9951
- na2114@cumc.columbia.edu
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