Chloe Gianatasio, MS

Manager, Scientific Affairs

Chloe earned her master’s degree in physiology and biophysics at Georgetown University following her undergraduate education at the University of Chicago. She has been involved in clinical research, private practice, and hospital settings since 2013 when she began working at Massachusetts General Hospital in the department of anesthesia, critical care, and pain medicine. In 2017, she became highly involved in the field of dermatology both clinically and academically. She has been study staff or clinical lead for many pharmaceutical and medical device trials. Additionally, she has coauthored several peer-reviewed publications including journal articles, FDA reports, and textbooks.

Chloe currently helps oversee all scientific operations at Efficient including research, grant writing, activity authorship, and program execution. She is also involved in the organization’s overall strategy and product development.


Natalie Goldberg, PhD

Natalie Goldberg, PhD

Associate Director, Scientific Affairs


Brian Moss

CEO & Founder

Patrick Crossen

Patrick Crossen

Project Manager,
Operations and Scientific Affairs

Adnan Subei, DO

Medical Advisor, MS & Related Disorders
Anna Irwin

Anna Irwin, MD

Medical Advisor, Sleep Disorders

Ryan Smith, DO

Medical Advisor, Headache Disorders


Cecile Zhao, MD

Medical Advisor, Movement Disorders