Gillian Long, FNP, is a certified family nurse practitioner who sees children (starting at age one), teens and adult patients. She provides preventative care, including vaccinations, screenings and school and sports physicals. She treats a wide range of conditions, including cold and flu symptoms, infections, allergies, heart disease, diabetes, respiratory illnesses, minor injuries, joint pain, urinary tract infections, kidney disease and high blood pressure. This practice is part of BJC Medical Group of Illinois.