We're moving to Dracut this September and will located within the Circle Health Dracut facility on Loon Hill Road. OB/GYN Associates of the Merrimack Valley is committed to providing the highest quality, compassionate obstetrical and gynecological care to women of all ages. Whether you are a teen or young woman looking for routine gynecologic care, are ready to start a family, or are nearing menopause, our staff is dedicated to creating a caring and respectful environment during your visit.