Meet Our Team

The BreastCare Center at BID–Needham is co-led by Ranjna Sharma, MD, FACS, Breast Surgeon and Tejas S. Mehta, MD, MPHChief of Breast Imaging in the Department of Radiology at BIDMC.

Breast Surgery

Ranjna Sharma, MD

Ranjna Sharma, MD, has joined the BreastCare Center as the Director of Breast Surgery and the co-Medical Director of the BreastCare Center at Beth Israel Deaconess Hospital–Needham. She is currently a member of BIDMC’s BreastCare Center and a Harvard Medical Faculty Physician. On staff at BIDMC since 2010, Dr. Sharma is also an Assistant Professor of Surgery at Harvard Medical School.

A graduate of Ohio State University College of Medicine in Columbus, Ohio, Dr. Sharma completed her residency at the Cleveland Clinic Foundation in Cleveland, Ohio and University of Illinois at Chicago, prior to completing a fellowship in Breast Surgical Oncology at MD Anderson Cancer Center, in Houston, Texas.

Dr. Sharma specializes in the surgical care of breast disease. Her clinical practice focuses on the operative management of breast cancer.   Dr. Sharma conducts research to further the understanding of the development, progression, and treatment of breast cancer.

Ted James, MD

Dr. James is a faculty member of Harvard Medical School and serves as Vice Chair for Academic Affairs in the Department of Surgery. He is also Chief, Breast Surgical Oncology and Co-Director of the BIDMC BreastCare Center. He received his medical degree from Drexel University and completed his residency in general surgery at North Shore-Long Island Jewish Medical Center. He then completed a fellowship in surgical oncology at Roswell Park Cancer Institute. Dr. James also earned a Master of Science in Health Care Management from Harvard University. He works with national organizations to improve quality in cancer care delivery. His research interests encompass studying clinical outcomes in cancer surgery and understanding mechanisms of tumor metastasis. He also volunteers with organizations that provide support and advocacy for people with cancer. Dr. James helps patients navigate the complex treatment decisions and challenges that often accompany a cancer diagnosis. His greatest satisfaction is to see patients through this difficult time and successfully move forward after treatment.

Breast Imaging

Tejas S. Mehta, MD, MPH

Dr. Mehta is the Co-Director of the BIDMC and BID–Needham BreastCare Center and is Chief of Breast Imaging in the Department of Radiology at BIDMC. She is an Assistant Professor of Radiology at Harvard Medical School. Dr. Mehta is a magna cum laude graduate in biology from Adelphi University and Tufts University School of Medicine. She completed an internship in internal medicine at the Faulkner Hospital, a residency in diagnostic radiology at then-Beth Israel Hospital, and a fellowship in women’s imaging at BIDMC. She joined the radiology staff at BIDMC in 1998 and later completed a master’s in public health at the Harvard School of Public Health with a concentration in clinical effectiveness. Dr. Mehta research interests include the diagnosis and management of high-risk lesions on breast core needle biopsy and the use of new technologies, including breast MRI and tomosynthesis. Her subspecialty is breast imaging, which includes mammography, ultrasound, MRI, and other interventions.

Michael D. Fishman, MD, Lead Radiologist

Julie Armada, MD


Vandana M. Dialani, MD

Jordana Phillips, MD

Nurse Practitioner

Kathleen Dionne, NP

Kathleen Dionne is a board certified Family Nurse Practitioner and joined the BIDMC BreastCare Center staff in the summer of 2017. She previously worked as a nurse practitioner in the Center for Breast Care at St. Elizabeth’s Medical Center. She earned her undergraduate nursing degree from Boston College and earned her Master’s degree from Georgetown University while continuing to work as an inpatient nurse at Medstar Georgetown University Hospital. Kathleen manages her own panel of high-risk patients at BIDMC in Boston and BID–Needham. She also works closely with other providers to help manage new breast concerns, abnormal imaging, and other benign breast disease. 

Emily Howland, NP

Emily Howland is a board certified Women's Health and Adult Nurse Practitioner. She has practiced at BIDMC since 2015. She earned her master of science in nursing from MGH Institute of Health Professions in 2006. Emily practices at both the BIDMC and BID–Needham BreastCare Center where her interests are evaluating patients with concerns of a breast mass, breast pain, nipple discharge, abnormal breast imaging and women in need of high-risk surveillance. In addition, she works collaboratively with Dr. Ranjna Sharma to help patients navigate through treatment after a breast cancer diagnosis.

Zinat J. Nassirzadeh, NP

Zinat Nassirzadeh is a board certified Women's Health Nurse Practitioner and has practiced at BIDMC since 2012. A Massachusetts' native, she earned her bachelor of science in nursing from Northeastern University and master of science from Boston College. Prior to specializing in breast health as a nurse practitioner, Zinat worked as a labor and delivery nurse in Obstetrics and Gynecology. At both the BIDMC and BID–Needham BreastCare Center, Zinat manages her own panel of high-risk patients and sees them annually for surveillance. Collaboratively working with physicians and breast imagers, she also evaluates new patients and orders image studies if needed for patients with breast mass, nipple discharge, pain and abnormal mammograms. Zinat is skilled in core needle biopsy, skin punch biopsy, incision and drainage, and aspiration.