Our Medical Team

Heidi Prieur, FNP-C, ENP-C
Telehealth Specialist. Joined MMJ in 2016
Heidi Prieur is Board Certified as a Family Nurse Practitioner and Emergency Nurse Practitioner. She received her Bachelor of Science in Nursing from Salem State University, and her Master’s degree from Regis College, graduating with high honors. She has over 20 years’ experience in Emergency Medicine and Urgent Care. She is a registered medical provider with the Cannabis Control Commission has been doing medical marijuana evaluations for over 9 years.
She believes in an integrated health care approach which treats the “whole” person, not just their symptoms and disease. Heidi enjoys spending time with her husband and four children, listening to music, reading, and working in the garden.

David Rideout, MD, FACEP
Founder of MMJ Medical Practice in 2014
David Rideout is a board-certified emergency physician. He attended McGill University medical school and did postgraduate training at Memorial University in Newfoundland. He has over 30 years of ER practice, including 18 years on the North Shore of Massachusetts. He began his career in Ontario, Canada, where he served as department chief, Chief of Staff and Hospital Trustee.
He retired from emergency medicine and spent 5 years in urgent care. He began certifying patients for the medical use of marijuana in 2013. In building a successful practice, he has benefitted from staff who are equally committed and share an understanding of the complexity of patient needs and marijuana benefits.
David has four grown children and lives with his wife on Cape Ann. He enjoys spending time with family and friends, carpentry, gardening and skiing.
