Dr. Tysen Petre

Dawn Johns, FNP-C, is a board-certified family nurse practitioner. She received her associate degree in nursing from Jewish College of Nursing. She received her Bachelor of Science in nursing from Barnes Jewish Goldfarb School of Nursing and her Master of Science in nursing from Maryville University. Dawn diagnoses acute and chronic conditions, performs sports physicals, and administered immunizations. She provides care to patients of all ages. Her special interests include women's health, educating young women about birth control options and sexually-transmitted diseases (STDs), as well as hypertension education and changing lifestyle strategies for preventative health and wellness.

SSM Health Medical Group, conveniently located in St. Peters, Missouri, offers compassionate and exceptional care. The building is located approximately one mile from Interstate 70, using the Mid Rivers Mall Drive exit, and less than a quarter of a mile east of Mid Rivers Mall Drive on Mexico Road. It is in the same plaza with LabCorp. Highly-skilled physicians and nurse practitioners offer family medicine for those of all ages. With over 40 locations in the St. Louis and surrounding areas, SSM Health provides convenient health care services for the entire family.

Jessica Underhill, DO, is a board certified family medicine specialist. She received her medical degree from Western University of Health Sciences, College of Osteopathic Medicine and she completed her residency at Des Peres Hospital. Dr. Underhill has a special medical interest in women’s health, preventative medicine, osteopathic manipulative medicine, outpatient procedures, and injections. Dr. Underhill is a member of the American College of Osteopathic Family Physicians, the American Academy of Family Physicians, the American Osteopathic Association, and the Missouri Association of Osteopathic Physicians and Surgeons.