Dr. Lessen graduated from the Sackler School of Medicine in 1998. Dr. Lessen works in Deerfield Beach, FL and specializes in Oncology, Internal Medicine and Hematology.
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Dr. Lessen graduated from the Sackler School of Medicine in 1998. Dr. Lessen works in Deerfield Beach, FL and specializes in Oncology, Internal Medicine and Hematology.
FELLOWSHIP
Lenox Hill Hospital/ Northwell - 2005
RESIDENCY
Lenox Hill Hospital/ Northwell Hospital - 2002
MEDICAL SCHOOL
Sackler School of Medicine - 1998
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