Katherine Steffen, M.D, M.H.S.  Steffen_K@kids.wustl.edu

Instructor in Pediatrics, Critical Care Medicine
Critical Care Medicine

phone: (314) 454-2527

Clinical Interests

Pediatric Critical Care andQuality Improvement and Patient Safety


  • B.A., Summa cum laude, Phi Beta Kappa, Miami University2003
  • M.D., Research Distinction, University of Iowa Roy J. and Lucille A. Carver College of Medicine2008
  • MSc, Johns Hopkins Bloomberg School of Public Health2013


  • Internship and Residency, Johns Hopkins Hospital2008 - 2011
  • Fellowship, Johns Hopkins Hospital, Pediatric Critical Care2011 - 2014

Licensure and Board Certification

  • MD, Maryland Board of Physcians2011
  • American Board of Pediatrics2011
  • 2013
  • 2014
  • MO, Missouri Physician's License2014
  • Pediatric Critical Care - American Board of Pediatrics2014


  • NCAA Academic All-American2000 - 2003
  • Doris Duke Clinical Research Fellowship. University of Iowa, Department of Pediatrics.2005 - 2006
  • T32 Research Award. Department of Anesthesia and Critical Care Medicine, Johns Hopkins University.2012 - 2014
  • PICU Attending of the Year2015 - 2016

Recent Publications view all (3)

  1. Dagle JM, Lepp NT, Cooper ME, Schaa KL, Kelsey KJ, Orr KL, Caprau D, Zimmerman CR, Steffen KM, Johnson KJ, Marazita ML, Murray JC. Determination of genetic predisposition to patent ductus arteriosus in preterm infants. Pediatrics. 2009;123(4):1116-23. doi:10.1542/peds.2008-0313  PMCID:PMC2734952  PMID:19336370  
  2. Steffen KM, Cooper ME, Shi M, Caprau D, Simhan HN, Dagle JM, Marazita ML, Murray JC. Maternal and fetal variation in genes of cholesterol metabolism is associated with preterm delivery. J Perinatol. 2007;27(11):672-80. doi:10.1038/sj.jp.7211806  PMCID:PMC2706423  PMID:17855807  
  3. Ehn NL, Cooper ME, Orr K, Shi M, Johnson MK, Caprau D, Dagle J, Steffen K, Johnson K, Marazita ML, Merrill D, Murray JC. Evaluation of fetal and maternal genetic variation in the progesterone receptor gene for contributions to preterm birth. Pediatr Res. 2007;62(5):630-5. doi:10.1203/PDR.0b013e3181567bfc  PMCID:PMC2734951  PMID:17805208  
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