Past Fellows

Dawn Nolt, MD, MPH (1999-2002) 

Associate Professor of Pediatrics 
Medical Director Antimicrobial Stewardship 
Director of Pediatric Oncology & Transplant  
Pediatric Medical Director of Infection Prevention & Control 
Doernbecher Children’s Hospital, Oregon Health Sciences University, Portland, OR  

Fellowship/Career Award: Pediatric ID Society Fellowship Award, NIH K08 (2008-2011) 

Philana Ling Lin, MD, MSc (2000-2003) 

Associate Professor of Pediatrics
University of Pittsburgh School of Medicine, Pittsburgh, PA

Pediatric Infectious Diseases Fellowship Program Director
UPMC Children’s Hospital of Pittsburgh

Fellowship/Career Award: Infectious Diseases Society of America Fellowship Award, NIH T32, NIH K08 (2005-2010) 

Meet Dr. Lin

Klara Posfay-Barbe, MD (2001-2004) 

Professor, Head of Pediatric Infectious Diseases 
Director of Clinical Research Platform in Pediatrics 
University Hospitals of Geneva, Geneva, Switzerland 

William Keough, MD, MS (2002-2005) 

Medical Director
UPMC Health Plan Medical Management, Pittsburgh, PA  

Fellowship/Career Award: Pediatric Infectious Diseases Society Fellowship award 

Andrew Nowalk, MD, PhD (2003-2006) 

Associate Professor of Pediatrics
University of Pittsburgh School of Medicine

Clinical Director of Pediatric Infectious Diseases and Co-Director of Pediatric Residency Program
UPMC Children’s Hospital of Pittsburgh

Fellowship/Career Award: NIH K12, NIH K08 (2008-2012) 

Karen Ravin, MD (2004-2007) 

Division Chief, Pediatric Infectious Diseases
Medical Director of Infection Prevention
Nemours/Alfred I. duPont Hospital for Children, Wilmington, DE 

Ivan Gonzalez, MD (2006-2009) 

Associate Professor of Clinical Pediatrics
Pediatric Infectious Diseases Fellowship
University of Miami and Miami Children’s Hospital, Miami, FL 

Fellowship/Career Award: KL2/K12 (2013-2016) 

G. Vanessa Wright, MD (2006-2009) 

Attending, General Pediatrics
East George Healthcare Center, Swainsboro, GA 

Marsha Russell, MD (2007-2010) 

Attending, General Medicine/Pediatrics 
Premiere  Pediatrics – Harnett  Health, Dunn, NC 

Terri Stillwell, MD (2008-2011) 

Assistant Professor of Clinical Pediatrics
Associate Hospital Epidemiologist
C.S. Mott Children’s Hospital, University of Michigan, Ann Arbor, MI 

Brian Campfield, MD (2009-2012) 

Assistant Professor of Clinical Pediatrics
University of Pittsburgh School of Medicine, Pittsburgh, PA  

Fellowship/Career Award: NIH K12, NIH K08 (2015-2020) 

Meet Dr. Campfield

Anna Huppler, MD (2010-2013) 

Assistant Professor
Medical College of Wisconsin and Children’s Hospital of Wisconsin, Milwaukee, WI 

Fellowship/Career Award:  PIDS-Plotkin Sanofi Pasteur Fellowship, NIH K08 (2017 –current) 

Shankar Upadhyayula, MD (2011-2014) 

Associate Professor of Pediatrics
Director, Antimicrobial Stewardship Program
Akron Children’s Hospital, Akron, OH 

Benjamin Lee, MD (2012-2015) 

Assistant Professor of Pediatrics
University of Vermont College of Medicine, Burlington, VT 

Fellowship/Career Award: NIH T32, Thrasher (2016-2018) 

Anusha Viswanathan, MD (2014-2016) 

Director, Medical Affairs, Infectious Disease and Vaccine
Merck Pharmaceuticals 

Masaki Yamada, MD (2014 – 2018) 

Assistant Professor of Pediatrics
National Center for Child Health and Development, Tokyo, Japan 

Fellowship/Career Award: Starzl Transplant Fellowship Award 

Santiago Lopez, MD (2015-2018) 

Assistant Professor of Pediatrics
Sanford Children’s Hospital, Sioux Falls, SD 

Fellowship/Career Award: NIH TL-1 (NIH/NCAT) 

Timothy Onarecker, MD (2016-2019) 

Assistant Professor of Pediatrics
Assistant Medical Director, Antimicrobial Stewardship Program
Arkansas Children’s Hospital, Little Rock, AR 

Fellowship/Career Award: NIH T32 

Lorne Walker, MD, PhD (2017 – 2020) 

Assistant Professor of Pediatrics
Doernbecher Children’s Hospital, Oregon Health and Sciences University, Portland, OR 

Zac T. Aldewereld, MD (2019 – 2020) 

Assistant Professor of Pediatrics
University of Pittsburgh School of Medicine, Pittsburgh, PA

Division of Infectious Diseases and Department of Critical Care Medicine
UPMC Children's Hospital of Pittsburgh, Pittsburgh, PA 

Meet Dr. Aldewereld

Megan Freeman, MD, PhD (2018 – Present) (PEDSDP) 

Fellowship/Career Award: Pediatric ID Society/St. Jude Fellowship Award 

Glenn J. Rapsinski, MD, PhD (2019 – Present) (PEDSDP) 

Fellowship/Career Award: Association of Medical School Pediatric Department Chairs (AMSPDC) Fellow Award 

Meet Dr. Rapsinski

Joshua Doyle, MD, PhD (2019 – Present) 

Fellowship/Career Award: Pediatric ID Society Fellowship Award 

Meet Dr. Doyle