Dr. Lebelt obtained her medical degree in Medical Academy in Bialystok, Poland. In the US, she finished her Internal Medicine residency at Our Lady of Mercy Medical Center through New York Medical College. Her residency was followed up with a fellowship in Geriatric Medicine at the same institution.
Dr. Lebelt becamea faculty attending at Our Lady of Mercy Medical Center (currently Montefiore Medical Center, Wakefield Campus) in 2002. She is involved in teaching and supervising medical students, residents and fellows in Geriatric Medicine at the Wakefield Campus, long term care facilities and clinics.