Louis M. Bell, MD

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Dr. Bell is an attending physician and Associate Chair for Clinical Activities at Children's Hospital of Philadelphia.

Areas of Expertise: Using Epidemiology to improve the management and treatment of common pediatric infectious diseases, The use of primary care practice-based research networks for clinical research, Using quality improvement tools to bring value to care and improve outcomes for children
Locations: Main Hospital
Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)

Education and Training

Medical School

MD - University of Maryland School of Medicine, Baltimore, MD


Pediatrics - Hahnemann University, Philadelphia, PA


Pediatrics - Hahnemann University, Philadelphia, PA.


Infectious Diseases - The Children's Hospital of Philadelphia, Philadelphia, PA

Board Certification

Pediatrics – American Board of Pediatrics

Titles and Academic Titles

Attending Physician, General Pediatrics

Associate Chair, Clinical Activities, Department of Pediatrics

Patrick S. Pasquariello Jr. Endowed Chair in General Pediatrics

 Professor of Pediatrics, Perelman School of Medicine at the University of Pennsylvania

Departments and Services




Fiks AG, Cutler M, Massey J, Bell LM: Partnering with Parents to Create a Research Advisory Board in a Pediatric Research Network. Pediatrics. 2018 Nov;142(5). pii: e20180822. doi: 10.1542/peds.2018-0822. Epub 2018 Oct 17.


Gerber JS, Ross RK, Bryan M, Localio AR, Szmcak JE, Wasserman R, Barkman D, Odeniyi F, Conaboy KC, Bell L, Zaoutis TE, Fiks AG.: Association of Broad- vs Narrow-Spectrum Antibiotics With Treatment Failure, Adverse Events, and Quality of Life in Children With Acute Respiratory Tract Infections. JAMA 318(23): 23252336, 2017 Notes: doi:10.1001/jama.2017.18715.

Marchese R, Schwartz E, Heuer G, Lavelle J, Huh J, Bell L, Luan X, Zorc, J: Reduced Radiation in Children Presenting to the ED with Suspected Ventricular Shunt Complication Pediatrics 139, May 2017 Notes: doi: 10.1542/peds.2016-2431.

Utidjian LH, Bell LM, Localio R, Song L, Ramos MJ, Keren R, Fiks AG, Grundmeier RW: Pediatric Asthma Hospitalizations Among Urban Minority Children and the Continuity of Primary Care. Journal of Asthma  25: 1-8, February 2017 Notes: DOI: 10.1080/02770903.2017.1294695.


Fisher BT, Vendetti N, Bryan M, Prasad PA, Russell Localio A, Damianos A, Coffin SE, Bell LM, Walsh TJ, Gross R, Zaoutis TE: Central Venous Catheter Retention and Mortality in Children With Candidemia: A Retrospective Cohort Analysis. J Pediatric Infect Dis Soc August  2015.


Gerber JS, Prasad PA, Fiks AG, Localio AR, Grundmeier RW, Bell LM, Wasserman RC, Keren R, Zaoutis TE.: Effect of an Outpatient Antimicrobial Stewardship Intervention on Broad-Spectrum Antibiotic Prescribing by Primary Care Pediatricians: A Randomized Trial.  JAMA 309(22): 2345-2352, June 2013 Notes: DOI: 10.1001/jama.2013.6287.


Bell LM, Grundmeier R, Localio R, Zorc J, Fiks A, Zhang X, Guevara J, Bryant-Stephens T, Swietlik M.: Electronic Health Record Based Decision Support to Improve Asthma Care: A Cluster Randomized Trial.  Pediatrics  125: e770-e777, 2010.



Schwartz MW, editor. The five-minute pediatric consult. 6th ed. Bell LM, Bingham PM, Chung EK, Friedman DF, Loomes KM, Mamula P, Mascarenhas MR, Tanel RE, associate editors. Baltimore (MD): Williams & Wilkins; c2012. 1136 p.


Offit PA, Bell LM. Vaccines, what you should know. 3rd ed. Hoboken (NJ): John Wiley & Sons; 2003.


Offit PA, Fass-Offit B, Bell LM. Breaking the antibiotic habit. New York: John Wiley & Sons, Inc.; 1999.


Bell LM, Manning ML, Steinman M, Brooks J. Guide to common childhood infections. New York: MacMillan Publishing USA; 1998.


Schwartz MW, editor. Clinical handbook of pediatrics. Bell LM, associate editor. Baltimore (MD): Williams & Wilkins; c1996. 1007 p.



Bell LM. Shock. In: Fleisher GR, Ludwig S, editors. Textbook of pediatric emergency medicine. 6th ed. Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins; 2010. p. 46-57. 


Alpern E, Bell LM. Fever. In: Schwartz MW, editor. Clinical handbook of pediatrics. Baltimore: Williams & Wilkins; 2008. 


Bell LM. Parvovirus B19. In: Schwartz MW, editor. The 5-minute pediatric consult. 4th ed. Philadelphia: Lippincott Williams and Wilkins, Inc.; 2005. p. 614-15. 

Bell LM. Measles. In: Schwartz MW, editor. The 5-minute pediatric consult. 4th ed. Philadelphia: Lippincott Williams and Wilkins, Inc.; 2005. p. 534-35.

Bell LM. Menigococcemia. In: Schwartz MW, editor. The 5-minute pediatric consult. 4th ed. Philadelphia: Lippincott Williams and Wilkins, Inc.; 2005. p. 542-43.

Bell LM. Cat-scratch. In: Schwartz MW, editor. The 5-minute pediatric consult. 4th ed. Philadelphia: Lippincott Williams and Wilkins, Inc.; 2005. p. 224-25.


Bell LM. Fever and rash. In: Shah S, editor. Blueprints guide-pediatric infectious diseases. Malden (MA): Blackwell Publishing; 2004. p.146-53.

Editorial and Academic Positions

Editorial positions

2009 – present, Associate Editor, Current Problems in Pediatric & Adolescent Health Care
2011, Editorial Board, Journal Watch, Pediatrics and Adolescent Medicine