Dennis J. Dietzen, Ph.D.

Professor of Pediatrics and of Pathology & Immunology
Patient Oriented Research UnitLaboratory Medicine

phone: 314-286-2857


  • B.S., (Summa Cum Laude), Marian College1986
  • Ph.D., Indiana University School of Medicine1992


  • Post Doctoral Fellow in Clinical Chemistry (COMACC accredited program), Washington University School of Medicine1992 - 1995
  • Post Doctoral Research, Washington University School of Medicine1992 - 1995

Licensure and Board Certification

  • Diplomate, American Board of Clinical Chemistry (Cert. no. 913)1997


  • Valedictorian, Schlarman High School, Danville, IL1982
  • Marian College Dean's List1982 - 1986
  • Marian College Newman Scholarship1982 - 1986
  • Sr. Mary Rose Stockton Science Scholarship1983 - 1986
  • Who's Who Among Students in American Colleges and Universities1985 - 1986
  • Indiana University School of Medicine Fellowship1986 - 1987
  • NIAAA predoctoral fellowship1988 - 1992
  • Graduate Student Representative: Department of Biochemistry and Molecular Biology, Indiana University School of Medicine1990 - 1991
  • Barnes Hospital Quality Achievement Award1994
  • Paul E. Strandjord Young Investigator Award - Academy of Clinical Laboratory Physicians and Scientists1995
  • AACC Award for Outstanding Contributions to Pediatric Clinical Chemistry2012

Selected Publications view all (10)

  1. Jiang X, Sidhu R, Mydock-McGrane L, Hsu FF, Covey DF, Scherrer DE, Earley B, Gale SE, Farhat NY, Porter FD, Dietzen DJ, Orsini JJ, Berry-Kravis E, Zhang X, Reunert J, Marquardt T, Runz H, Giugliani R, Schaffer JE, Ory DS. Development of a bile acid-based newborn screen for Niemann-Pick disease type C. Sci Transl Med. 2016;8(337):337ra63. PMID:27147587  
  2. Huang J, Schriefer AE, Cliften PF, Dietzen D, Kulkarni S, Sing S, Monga SP, Rudnick DA. Postponing the Hypoglycemic Response to Partial Hepatectomy Delays Mouse Liver Regeneration. Am J Pathol. 2016;186(3):587-99. doi:10.1016/j.ajpath.2015.10.027  PMID:26772417  
  3. Tamborlane WV, Haymond MW, Dunger D, Shankar R, Gubitosi-Klug R, Bethin K, Karres J, Tomasi P, Libman I, Hale PH, Portman R, Klingensmith G, Reed M, Blumer J, Giacoia G, NICHD Diabetes Working Group. Expanding Treatment Options for Youth With Type 2 Diabetes: Current Problems and Proposed Solutions: A White Paper From the NICHD Diabetes Working Group. Diabetes Care. 2016;39(3):323-9. PMCID:PMC4764039  PMID:26908928  
  4. Seifert ME, Ashoor IF, Chiang ML, Chishti AS, Dietzen DJ, Gipson DS, Janjua HS, Selewski DT, Hruska KA. Fibroblast growth factor-23 and chronic allograft injury in pediatric renal transplant recipients: a Midwest Pediatric Nephrology Consortium study. Pediatr Transplant. 2016. doi:10.1111/petr.12682  PMID:26880121  
  5. Dietzen DJ. New horizons in pediatric reference intervals. Clin Biochem. 2015. doi:10.1016/j.clinbiochem.2015.08.015  PMID:26282721  
  6. Knipstein B, Huang J, Barr E, Sossenheimer P, Dietzen D, Egner PA, Groopman JD, Rudnick DA. Dietary aflatoxin-induced stunting in a novel rat model: evidence for toxin-induced liver injury and hepatic growth hormone resistance. Pediatr Res. 2015;78(2):120-7. doi:10.1038/pr.2015.84  PMCID:PMC4506701  PMID:25938735  
  7. Spinella PC, Frazier E, Pidcoke HF, Dietzen DJ, Pati S, Gorkun O, Aden JK, Norris PJ, Cap AP. All plasma products are not created equal: Characterizing differences between plasma products. J Trauma Acute Care Surg. 2015;78(6 Suppl 1):S18-25. doi:10.1097/TA.0000000000000629  PMID:26002258  
  8. DeMarco ML, Dietzen DJ, Brown SM. Sweating the small stuff: adequacy and accuracy in sweat chloride determination. Clin Biochem. 2015;48(6):443-7. PMID:25530017  
  9. Dietzen DJ, Nenninger DA, Simmons DA, Pardo S, Pandya M, Fullam J. Analytic characteristics of three Bayer contour blood glucose monitoring systems in neonates. J Diabetes Sci Technol. 2015;9(2):257-61. doi:10.1177/1932296814557669  PMID:25377056  
  10. Dietzen DJ. Commentary. Clin Chem. 2015;61(2):334. doi:10.1373/clinchem.2014.229849  PMID:25632099