Meet Our Care Team

We take our responsibility to providing the best care seriously. That means hiring compassionate physicians and clinicians that are committed to putting our patients' needs first.

Nisha Basu, MD, MPH

Primary Care Physician

Nisha comes to Firefly from Beth-Israel Deaconess Medical Center, where she practiced primary care for more than a decade and led care improvements for her clinic. She is on the faculty of Harvard Medical School.

Carolyn Chandler, NP

Nurse Practitioner

Carolyn comes to Firefly Health from Lahey Clinic where she practiced primary care. Prior to that, she practiced as a nurse practitioner for several years in cardiology. She holds a master’s in advanced practice nursing from NYU.

Laura Desrochers, MD, MPH

Resident Physician

Laura comes to Firefly from Beth Israel Deaconess Medical Center where she is a resident physician in the Internal Medicine Program. Prior to her career in medicine, Laura conducted public health policy research at Northeastern University where she also worked in the Master of Public Health program.

Andy Ellner, MD, MSc

Primary Care Physician

Prior to co-founding Firefly, Andy was a practicing primary care physician at Brigham and Women’s Hospital as well as the Founding Co-Director of the Center for Primary Care at Harvard Medical School.

Jeff Greenberg, MD, MBA

Primary Care Physician

Jeff spent nearly a decade practicing primary care at Brigham and Women's Hospital. He obtained his medical degree from the University of Pennsylvania and is on faculty at Harvard Medical School.

Bryna Hacket, LICSW

Behavioral Health Specialist

Bryna comes to Firefly from Inova Health System in Northern Virginia, where she was a practicing licensed clinical social worker. Bryna provides behavioral health services to address clinical needs of patients. She received her MSW from George Mason University.

Emma Lugten

Health Guide

Emma comes to firefly after practicing Health Promotion and Support via app-based healthcare at Onduo. Prior to that, she worked for the Women, Infants and Children program. Emma holds her BS in Nutrition Science from the University of MA Amherst.

Ryan Joy O'Connor

Health Guide

Prior to joining Firefly, Ryan worked at the intersection of care delivery and patient experience at Boston Children's Hospital. She also served as an AmeriCorps Fellow through the Massachusetts League of Community Health Centers. Ryan holds her BA in Sociology.

Caroline Ogilvy, LICSW

Behavioral Health Specialist

Caroline has worked at Brigham and Women’s Hospital, Atrius Health, and Kindred Healthcare. She provides behavioral health services and counseling to adults coping with psychiatric conditions. She received her MSW from Boston College.

Nikolai Renedo

Harvard Medical Student

Nikolai Renedo is a 4th-year medical student at Harvard, pursuing a career in primary care. He will be working on projects that help patients become healthier through cooking and nutrition.

Abby Richman, NP

Nurse Practitioner

Abby is board certified as a Family Nurse Practitioner and holds her master’s in nursing from Simmons College. For several years prior to joining Firefly, Abby was at Wellesley Primary Care Medicine, a practice affiliated with Newton Wellesley Hospital.

Fabiana Saad, NP

Nurse Practitioner

Fabiana comes to Firefly Health from Cedars-Sinai Medical Group in California. She received her BSN and MSN from Johns Hopkins University School of Nursing and is board certified as a Family Nurse Practitioner.

Siomara Vasquez

Practice Coordinator

Siomara graduated from Massasoit Community College in 2010 with a Liberal Arts Degree in Science. She has worked as a Clinical Admin for 10 years at Brigham and Women's Hospital, Atrius Health, and Tufts.

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