Dr. Todd Ferguson, ND
Clinic Director and Naturopathic Doctor

Dr. Todd Ferguson is a Naturopathic Doctor who graduated from Bastyr University. Dr. Todd oversees patient care at PND and works with the doctors in a consultative role. Dr. Todd has interests in gastrointestinal health, fibromyalgia, chronic skin conditions, Lyme Disease, blood sugar disorders, heart health, thyroid dysfunction and environmental medicine.

Dr. Molly Ferguson, ND, LM
Naturopathic Doctor and Midwife

Dr. Molly Ferguson is a Naturopathic Doctor who graduated from Bastyr University. Dr. Molly is also a licensed midwife with over 160 births delivered. Dr. Molly is not currently accepting midwifery patients. Dr. Molly sees people with a wide variety of health concerns and has interests in women's health and children's health.

Dr. Alli Svobodny, ND
Naturopathic Doctor

Dr. Alli Svobodny is a Naturopathic Doctor who graduated from Bastyr University. Dr. Alli sees people from all walks of life with a variety of health concerns. She has a special interest in mental health, hormone imbalances including adrenal and thyroid imbalances, digestive complaints and detoxification. She uses many tools to treat these conditions including diet and lifestyle counseling, botanical medicine, homeopathy, physiotherapy, HeartMath, breath training and craniosacral therapy.

Dr. Brianna Vick, ND
Naturopathic Doctor

Dr. Brianna will be accepting patients in the Maple Grove, MN area soon. Call 218-284-1188 to be put in the waiting list.
Dr. Brianna Vick is a Naturopathic Doctor who graduated from Bastyr University. Dr. Bri (pronounced like the cheese), enjoys working with people of all ages and with a wide array of health concerns & goals. She has interests in gastrointestinal health, oncology, pediatrics, geriatric medicine, hormone imbalances, mind-body medicine, as well as environmental medicine.

Dr. Threasa Andrys, ND
Naturopathic Doctor

Dr. Threasa Andrys was raised in Pillager, Minnesota. She attended Concordia College in Moorhead, Minnesota, where she received a Bachelor of Arts degree in Biology with a pre-med focus while also working at Prairie Naturopathic Doctors as a Medical Assistant. After graduation, she moved to Seattle, Washington where she received her Doctorate Degree in Naturopathic Medicine at Bastyr University, the leading naturopathic medical school in the nation.

Dr. Costa
Dr. Cassandra Costa, ND
Naturopathic Doctor

Dr. Cassandra is a Naturopathic Doctor who graduated from National University of Health Sciences. She has special interests in gastrointestinal health, mental health, oncology, and autoimmunity. Some of the tools she utilizes for these conditions include homeopathy, botanical medicine, neuromuscular therapy, naturopathic physiotherapy and lifestyle evaluation.

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Professional Memberships


Accredited Naturopathic Medical Schools

Bastyr University
Seattle, WA & San Diego, CA

National College of Naturopathic Medicine
Portland, OR

Southwest College of Naturopathic Medicine
​Scottsdale, AZ

University of Bridgeport
Bridgeport, CT

National University of Health Sciences
Lombard, IL

Canadian College of Naturopathic Medicine
​Toronto, Ontario

Boucher Institute of Naturopathic Medicine
​Vancouver, BC

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