Dr. Marcum is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Office
4650 Sunset Blvd
MS 12
Los Angeles, CA 90027Phone+1 323-361-2557Fax+1 323-361-1022
Education & Training
Children's Hospital Los AngelesFellowship, Pediatric Critical Care Medicine, 2002 - 2005- Children's Hospital Los AngelesResidency, Pediatrics, 1999 - 2002
Keck School of Medicine of the University of Southern CaliforniaClass of 1999
Certifications & Licensure
CA State Medical License 2001 - 2026
TX State Medical License 2006 - 2011- American Board of Pediatrics Pediatrics
- American Board of Pediatrics Pediatric Critical Care Medicine
Publications & Presentations
PubMed
- Impact of Continuous Renal Replacement Therapy Initiation Time, Kidney Injury, and Hypervolemia in Critically Ill Children.Sierra Hadley, Julie Thompson, Fernando Beltramo, John Marcum, Karin Reuter-Rice
Critical Care Nurse. 2024-06-01
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence:
