Dr. Gignac is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Office
830 Harrison Avenue
Moakley, 3rd Floor
Boston, MA 02118Phone+1 617-638-6428Fax+1 617-638-5756
Education & Training
- Memorial Sloan Kettering Cancer CenterFellowship, Hematology and Medical Oncology, 2004 - 2007
- University of Pennsylvania Health SystemResidency, Internal Medicine, 2001 - 2004
- Perelman School of Medicine at the University of PennsylvaniaClass of 2001
Certifications & Licensure
- MA State Medical License 2007 - 2025
- NY State Medical License 2004 - 2007
- PA State Medical License 2001 - 2004
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Hematology
- American Board of Internal Medicine Medical Oncology
Awards, Honors, & Recognition
- Regional Top Doctor Castle Connolly, 2014
Clinical Trials
- S1216, Phase III ADT+TAK-700 vs. ADT+Bicalutamide for Metastatic Prostate Cancer Start of enrollment: 2013 Mar 08
Publications & Presentations
PubMed
- 503 citationsCirculating Tumor Cell Number and Prognosis in Progressive Castration-Resistant Prostate CancerDaniel C. Danila, Glenn Heller, Gretchen A. Gignac, Rita Gonzalez-Espinoza, Aseem Anand
Clinical Cancer Research. 2007-12-01 - 13 citationsUncontrolled diabetes predicts poor response to novel antiandrogens.Theodoros Karantanos, Styliani Karanika, Gretchen Gignac
Endocrine-Related Cancer. 2016-09-01 - 50 citationsThe absolute lymphocyte count can predict the overall survival of patients with non-small cell lung cancer on nivolumab: a clinical studyTheodoros Karantanos, S. Karanika, Bhavna Seth, Gretchen Gignac
Clinical & Translational Oncology. 2019-02-01
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence: