Education and Training

Medical School

MD - Temple University School of Medicine, Philadelphia, PA


Pediatrics - Children’s Memorial Hospital Northwestern University, Chicago, IL


Pediatrics - Children’s Memorial Hospital Northwestern University, Chicago, IL


Pediatric Emergency Medicine - Children's National Medical Center, Washington, DC

Board Certification

Pediatric Emergency Medicine – American Board of Pediatrics
Pediatrics – American Board of Pediatrics

Graduate Degree

MPH - Eastern Virginia Medical School, Norfolk, VA

Titles and Academic Titles

Attending Physician

Medical Director, EMS Institute

Associate Medical Director, CHOP Outreach Center for Expertise in Pediatric Emergency Readiness and Training

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

Departments and Services




Auerbach MA, Whitfill T, Montgomery E, Leung J, Kessler D, Gross IT, Walsh BM, Fiedor Hamilton M, Gawel M, Kant S, Janofsky S, Brown LL, Walls TA, Alletag M, Sessa A, Arteaga GM, Keilman A, Van Ittersum W, Rutman MS, Zaveri P, Good G, Schoen JC, Lavoie M, Mannenbach M, Bigham L, Dudas RA, Rutledge C, Okada PJ, Moegling M, Anderson I, Tay KY, Scherzer DJ, Vora S, Gaither S, Fenster D, Jones D, Aebersold M, Chatfield J, Knight L, Berg M, Makharashvili A, Katznelson J, Mathias E, Lutfi R, Abu-Sultaneh S, Burns B, Padlipsky P, Lee J, Butler L, Alander S, Thomas A, Bhatnagar A, Jafri FN, Crellin J, Abulebda K. Factors Associated With Improved Pediatric Resuscitative Care in General Emergency Departments. Pediatrics. 2023 Aug 1;152(2):e2022060790.


Anders, J.F.; Fishe, J.N.; Fratta, K.A.; Katznelson, J.H.; Levy, M.J.; Lichenstein, R.; Milin, M.G.; Simpson, J.N.; Walls, T.A.; Winger, H.L. Creating a Pediatric Prehospital Destination Decision Tool Using a Modified Delphi Method. Children 2021, 8, 658


Abulebda K, Whitfill T, Montgomery EE, Thomas A, Dudas RA, Leung JS, Scherzer DJ, Aberesold M, Van Ittersum WL, Kant S, Walls TA, Sessa AK, Janofsky S, Fenster DB, Kessler DO, Chatfield J, Okada P, Arteaga GM, Berg MD, Knight LJ, Keilman A, Makharashvili A, Good G, Bingham L, Mathias EJ, Nagy K, Hamilton MF, Vora S, Mathias K, Auerbach MA; Improving Pediatric Acute Care Through Simulation (ImPACTS). Improving Pediatric Readiness in General Emergency Departments: A Prospective Interventional Study. J Pediatr. 2020 Oct 30:S0022-3476(20)31337-8.

Kaiser SV, Johnson MD, Walls TA, Teach SJ, Sampayo EM, Dudley NC, Zorc JJ. Pathways to Improve Pediatric Asthma Care: A Multisite, National Study of Emergency Department Asthma Pathway Implementation. J Pediatr. 2020; 1-8.


McDaniel CE, Jeske M, Sampayo EM, Liu P, Walls TA, Kaiser SV. Implementing Pediatric Asthma Pathways in Community Hospitals: A National Qualitative Study.

J Hosp Med. 2019 Sep 18;14:E1-E7.


Walls TA, Hughes NT, Mullan PC, Chamberlain JM, Brown K.  Improving Pediatric Asthma Outcomes in a Community Emergency Department.  Pediatrics. 2017;139(1):e20160088.


Walls TA, Chamberlain JM, Klein BL. Factors Associated with ED Discharge After Pediatric Interhospital Transport: A Role for Outreach Education?  Pediatr Emerg Care.  2015; 31(1):10-14.


Walls TA, Chamberlain JM, Strohm-Farber J, Klein BL. Improving pretransport care of pediatric emergency patients: an assessment of referring hospital care.  Pediatr Emerg Care.  2010; 26(8):567-70.


Albright TA, Binns HJ, Katz BZ. Side Effects of and Compliance with Malaria Prophylaxis in Children. Journal of Travel Medicine. 2002; 9:289-292.




Walls TA, Teach SJ. Dizziness and Vertigo. Fleisher and Ludwig’s Textbook of Pediatric Emergency Medicine, 7th Edition. Shaw KN, Bachur RG (eds). Wolters Kluwer, 2016.


Walls TA, Teach SJ. Evaluation of Dizziness in Children. UpToDate, Rose, BD (Ed). Waltham MA: UpToDate. November 2010.


Walls TA. (contributor). Oxford American Handbook of Pediatrics. Stapleton, F. B., Tasker R, McClure R, Acerini C eds.  New York NY: Oxford University Press 2009.

Posters and Presentations


Walls TA, Randolph J, Tay K, Erbayri J. CHOP EMS Outreach. Poster Session, Interprofessional Education Day, The Children’s Hospital of Philadelphia. January 2023; Philadelphia, PA.

Walls TA, Good G, Rodia P, Lavoie M, Franco M, Hrdy M, Tay K. Improving Community Emergency Departments’ Knowledge, Skills, and Readiness: ImPACTS ED 3.0. Platform Presentation, Interprofessional Education Day, The Children’s Hospital of Philadelphia. January 2023. Philadelphia, PA.


Tsarouhas N, Buchhalter L, Walls T, Brown K, Lepone C, Mosca D, Ritter G, Hickerson K. Transport Team Dispatch Efficiency Improvement Through Acceptance Protocols with Immediate Dispatch. Poster Session, American Academy of Pediatrics National Conference and Exhibition. October 2021; Virtual.

Invited Lectures


Walls TA. “PACEP Olympics: Newborn Delivery & Resuscitation” – PACEP Scientific Assembly (Statewide CME Course) Pocono Manor, PA. May 2023.

Walls TA. “Clinical Guidelines: EMS & ED Overlap” – Qatar Pediatric Emergency Medicine International Conference Sidra Medicine, Qatar (Virtual). Jan 2023.

Walls TA. “Pediatric Respiratory Distress: Beyond the Albuterol” – EMS Continuing Education Series (Statewide CME Course) The Children’s Hospital of Philadelphia, Philadelphia, PA. Jan 2023.


Walls TA. “Pediatric Readines: What You Need to Know” – Annual Emergency Department Grand Rounds and Conference in Collaboration with UPenn Maine Desert Island Hospital, Bar Harbor, ME. May 2022.

Walls TA. “Pediatric EMS” – EMS Fellows Grand Rounds (Statewide CME Course) Einstein Medical Center, Philadelphia, PA. Mar 2022.


Walls TA. “Are We There Yet? And Other Important Questions in Interfacility Transport” – Innovations in Pediatric Emergency Care (National CME Course) The Children’s Hospital of Philadelphia, Philadelphia, PA. Nov 2021.

Walls TA. “Physician, Heal Thyself: Wellness in 2021 and Beyond” – PACEP Scientific Assembly (Statewide CME Course) Virtual. Apr 2021.

Awards and Honors

2020, Philadelphia Fire Department Partnership Award
2019, Leadership Fellow, Pennsylvania College of Emergency Physicians
2016, Faculty Research Award, Quality Improvement, Children’s National Health Systems Research Day
2006 & 2007, Fellow Teaching Award, Division of Emergency Medicine, Children’s National Health Systems
2006, Pediatric Academic Societies Educational Scholars Program
2005, Fellow Clinical Research Award, Children’s National Health Systems Research Day
2004, Navy and Marine Corps Commendation Medal
2002, Navy Achievement Medal

Editorial and Academic Positions

Academic and Institutional Committees

2019-present, Education Node Lead, Pediatric Sepsis Program
2017-present, Prehospital & Community Emergency Department Liaison, Division of Emergency Medicine

Leadership and Memberships

Memberships in Professional Organizations

2004-present, American College of Emergency Physicians (ACEP)
 - 2021-present, ACEP Representative, Prehospital Pediatric Readiness Steering Committee, Emergency Medical Services for Children Innovation and Improvement Center
 - 2019-present, Pediatrics Committee
1997-present, American Academy of Pediatrics (AAP)
 - 2023-present, AAP Representative, National Pediatric Readiness Project Steering Committee
 - 2021-present, Chair, Pediatric Readiness Subcommittee,
 - 2015-present, Outreach Task Force Leader, Pediatric Readiness Special Interest Group Section on Emergency Medicine