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Nicole Casasanta, MD

she/her/hers
Instructor
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About

Titles

Instructor

Biography

Nicole Casasanta, MD, is an instructor of medicine (medical oncology and hematology) and cares for patients with breast cancer as part of the Center for Breast Cancer at Smilow Cancer Hospital and Yale Cancer Center in New Haven and Trumbull. Dr. Casasanta earned her medical degree with distinction from George Washington University School of Medicine and Health Sciences and completed residency at Icahn School of Medicine at Mount Sinai Hospital, where she served as Chief Resident. She recently completed her fellowship in medical oncology as part of the Yale Medical Oncology-Hematology Fellowship Program.

In 2025, Dr. Casasanta received the Gianni Bonadonna Breast Cancer Research Fellowship from ASCO Conquer Cancer for her project evaluating HER2 and TROP2 Quantitative Immunofluorescence in patients with HER2-low, ultra low, and zero metastatic breast cancer receiving antibody drug conjugates (ADCs). Her areas of clinical and research interest include biomarkers for therapy response, circulating tumor DNA (ctDNA) , and HER2+ breast cancers.

Last Updated on July 07, 2026.

Appointments

  • Medical Oncology and Hematology

    Instructor
    Primary

Other Departments & Organizations

Education & Training

Clinical Fellow
Yale School Medicine (2026)
Chief Resident
Icahn School of Medicine at Mount Sinai Hospital (2024)
Resident
Icahn School of Medicine at Mount Sinai Hospital (2023)
MD
George Washington University School of Medicine and Health Sciences (2020)
BS
George Washington University, Biology (2016)

Research

Research at a Glance

Yale Co-Authors

Frequent collaborators of Nicole Casasanta's published research.

Publications

Featured Publications

2026

2024

2023

2022

2019

Academic Achievements & Community Involvement

Activities

Honors

  • honor

    San Antonio Breast Cancer Symposium, Basic Science Scholars Award

  • honor

    Lynn Sage Symposium Travel Awardee

  • honor

    Gianni Bonadonna Breast Cancer Research Fellowship

  • honor

    Medical Student Best Abstract Award

Clinical Care

Overview

Clinical Specialties

Medical Oncology; Breast Oncology

Get In Touch

Contacts

Administrative Support

Locations

  • Patient Care Locations

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