General Pediatrics
William Dodd, MD
Associate Professor
Medical Education: East Tennessee State University, Quillen College of Medicine, Johnson City, TN
Residency: East Carolina University, combined residency of Internal Medicine/Pediatrics, Greenville,
NC
Jodi Gage, MD, FAAP
Associate Professor
Medical Education: East Tennessee State University, Quillen College of Medicine, Johnson City, TN
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Jennifer Gibson, MD
Professor | Pediatric Clerkship Director
Medical Education: East Tennessee State University, Quillen College of Medicine, Johnson City, TN
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Gayatri Bala Jaishankar, MD
Professor | Vice Chair of Clinical Affairs | Medical Director
Medical Education: Sri Ramachandra Medical College and Research Institute
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Jessica Jones, MD
Assistant Professor
Medical Education: East Tennessee State University Quillen College of Medicine, Johnson City, TN
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Stephanie Layne, DO
Assistant Professor | Resident Associate Program Director
Medical School: University of Pikeville KYCOM
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Demetrio Macariola, MD
Professor
Medical Education: Divine Word University, Philippines
Residency: Texas Tech University Health Science Center, Amarillo, TX
Fellowship: Cincinnati Children’s Hospital, Cincinnati, OH
Debra Mills, MD
Professor | General Pediatrics Division Director
Medical Education: East Tennessee State University Quillen College of Medicine, Johnson City, TN
Residency: Naval Medical Center Portsmouth, VA
Dianna C. Puhr, MD, FAAP
Associate Professor | Baby Steps Medical Director
Medical Education: East Carolina University, Brody School of Medicine, Greenville, NC
Residency: East Carolina University, Brody School of Medicine, Pitt County Memorial Hospital,
Greenville, NC
Nadia Sabri, MD
Assistant Professor | Lifestyle Medicine Director
Medical Education: East Tennessee State University Quillen College of Medicine, Johnson City, TN
Residency: University of Texas Southwestern (UTSW) Pediatric Residency Program Dell Children’s
Medical Center
Karen Schetzina, MD, MPH, CLC, FAAP
Professor | Vice Chair of Academic Pediatrics
Medical Education: University of North Carolina School of Medicine, Chapel Hill, NC
Residency: Stanford University Medical Center, Palo Alto, CA
Graduate Education: MPH in Epidemiology, University of North Carolina School of Public Health, Chapel
Hill, NC
Sukhvir Singh, DO
Assistant Professor
Medical Education: Des Moines University College of Osteopathic Medicine, Des Moines, IA
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Sarah Tolliver, MD
Assistant Professor
Medical Education: East Tennessee State University Quillen College of Medicine, Johnson City, TN
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN
Dawn Tuell, MD
Professor | Chair
Medical Education: East Tennessee State University Quillen College of Medicine, Johnson City, TN
Residency: East Tennessee State University, Quillen College of Medicine, Department of Pediatrics,
Johnson City, TN