skip to Main Content
Gerard Poortinga, DC, FIAMA, DACAN
Gerard Poortinga, DC, FIAMA, DACAN

Gerard Poortinga, DC has practiced nutrition and applied kinesiology as a chiropractic physician for 35 years. He focuses on improvement of functional. health, with relief of symptoms and maintenance of cognitive function being particularly important.

He received a BA in English from Hope College, taught public school fourth grade for two years while doing graduate work in education, then worked three years in Chicago as a commercial casualty underwriter for the Insurance Company of North America.

For eighteen months, he attended the weekly healing class of Dora Kuntz, President of the Theosophical Society and founder of Therapeutic Touch.

He entered the National College of Chiropractic in 1972, first receiving a BS (North Central Accr.) in Human Studies, and the degree Doctor of Chiropractic in 1979. His was awarded certificates including Clinical Laboratory Diagnosis, Physiological Therapeutics, and Meridian Therapy Acupuncture.

He was a student member of the research committee of National College, after which he was the staff member of the Journal of Manipulative and Physiological Therapeutics during its founding year, when it received Index Medicus inclusion.
Dr. Poortinga received license to practice chiropractic in Illinois, Michigan, North Carolina and Ohio, and entered private practice in Yellow Springs, Ohio

He has done extensive postgraduate study with Dr. George Goodheart, the founder of Applied Kinesiology, and is certified by the International College of Applied Kinesiology. During his first eight years of practice, he was employed part-time doing annotated bibliographies for Dr. Goodheart.

In 1989, he received the President’s Award for production of “Low Back Pain, Chiropractic Results,” a consensus document of the Ohio State Chiropractic Association, which he served five years as Resource Chair.
He was designated a Certified Chiropractic Sports Physician by the Council on Sports Injuries and Physical Fitness of the American Chiropractic Association in 1990. He is a Fellow of the International Academy of Medical Acupuncture.
Dr. Poortinga received a postgraduate degree in Clinical Neurology from Parker College of Chiropractic in 1993, and is a Diplomate of the American Chiropractic Academy of Neurology of the American Chiropractic Association. He is certified as a FirstLineTherapy® Providor, by Biomeridian International, and by The Institute of Functional Medicine. He is a member of various professional organizations.
Dr. Poortinga enjoys a family of three young adult children, and has been in private practice in Yellow Springs, Ohio for 35 years. He maintains that what is generally most important to him is the one above, and the one in front of him.

I am dedicated to helping you meet your health goals !

Hellen N. Koerber

Hellen discovered she could help people while dreaming as a child. At 16, she left her favorite Indiana woods to stay with her sister who was involved in the New York City art community. She received a diploma from Green Valley-Summerlane, a Summerhillian school directed by George Von Hilsheimer, Ph.D. In 1966, she moved to San Francisco.

She began teaching yoga in New York City in 1969. She next lived in rural Quebec for three years, after which, as a single parent, she was granted a scholarship and graduated from Marlboro College with a B.A. majoring in Religion and Health.

Hellen completed the classes and study of the Dominion College of Herbology during her four years in British Colombia. Her articles on natural birth control and yoga were published in Heal Yourself magazine. Then, in Vermont, she became a good friend of the elderly Dr. Alan Sutherland, who tutored her in homeopathy for three years. Following his passing, she studied the teachings of The Worsley School of Acupuncture, while her previous husband was taking the classes toward a doctorate.

She met Chögyam Trungpa, the founder of Naropa University and Shambhala International, in 1976. She traveled to study with the Vidyadhara, working in his household at the time of his parinirvana. She lived three years in Halifax and Cape Breton, eventually completing the compassion practice of Chakrasamvara in 2000.

Hellen worked seven summers in Boulder at Naropa Institute, often in the position of coordinating visiting presentations. Through this venue she had the privilege of intensive studies with many great teachers including Malidoma Somé. She was Wu style Tai Chi instructor at Naropa Canada 1986-9.

Her subsequent training included eighteen months under the tutelage of Martha Horton and Dorthy Gonzales (CEREKA). in San Miguel de Allenda, where Hellen authored a bi-lingual manual and taught training programs designed to create a team of health workers for the surrounding villages. She then lived three years in a small Mexican village as apprentice of curandera Doña Julia Casarez

She completed a master’s in Engaged Buddhism from Naropa University in 1998, then completed an internship in Clinical Pastoral Education, working two years as a chaplain at hospitals in Denver, Yuma and San Francisco to achieve a MDiv.

In Prague, Czech Republic, Hellen worked in the office of Ph.D. Jiri Tyl, doing energetic therapy.

She began working and studying with Gerard Poortinga in Yellow Springs, Ohio, in 2004. She has attended numerous professional conferences and received advanced certification in Meridian Stress Assessment from Biomeridian International.

Hellen received a Doctor of Naturopathy. from Trinity College, and a nutrition certificate from the American Chiropractic Association, in 2009. Her current studies include attending courses of the International Academy of Medical Acupuncture.

Back To Top