Dr. Callahan 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
2336 Santa Monica Blvd., Suite 315
Suite 300
Torrance, CA 90505Phone+1 310-829-5471Fax+1 310-453-6192
Education & Training
UCLA David Geffen School of Medicine/UCLA Medical CenterFellowship, Hematology and Medical Oncology, 2008 - 2011- UCLA David Geffen School of Medicine/UCLA Medical CenterResidency, Internal Medicine, 2004 - 2007
Perelman School of Medicine at the University of PennsylvaniaClass of 2004
Certifications & Licensure
CA State Medical License 2006 - 2026- American Board of Internal Medicine Hematology
- American Board of Internal Medicine Medical Oncology
Publications & Presentations
PubMed
- 73 citationsRecurrent hyperactive ESR1 fusion proteins in endocrine therapy-resistant breast cancerRyan J. Hartmaier, Sally E. Trabucco, Nolan Priedigkeit, Jon Chung, Christine A. Parachoniak
Annals of Oncology. 2018-04-01 - 23 citationsPhase Ib/II single-arm trial evaluating the combination of everolimus, lapatinib and capecitabine for the treatment of HER2-positive breast cancer with brain metastase...Sara A. Hurvitz, Rashi Singh, Brad Adams, Julie Taguchi, David Chan
Therapeutic Advances in Medical Oncology. 2018-11-09 - 58 citationsHuman epidermal growth factor receptor-2-positive breast cancer: Current management of early, advanced, and recurrent diseaseRena Callahan, Sara A. Hurvitz
Current Opinion in Obstetrics & Gynecology. 2011-02-01
Press Mentions
FDA Approval of Drug Regimen Helps Lower Recurrence Risk for Early-Stage Breast Cancer PatientsOctober 14th, 2024- FDA Approval of New Drug Regimen Helps Reduce Risk of Breast Cancer Recurrence for Patients with Early-Stage DiseaseSeptember 17th, 2024
OncLive® Presents State of the Science Summit® on Breast CancerApril 12th, 2018- Join now to see all
Professional Memberships
- Member
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence:
