Dr. Mariana Keener joined Patient First as a full-time staff physician in July of 2021, and she previously served as a part-time staff physician at Patient First. Dr. Keener received her Bachelor of Science degree in biology and minors in leadership and sociology from Christopher Newport University in Newport News, Virginia, and she received her osteopathic medical degree from Edward Via College of Osteopathic Medicine in Blacksburg, Virginia. She completed a residency in family medicine at Riverside Regional Medical Center in Newport News, Virginia. Dr. Keener is board certified by the American Board of Family Medicine.