Juan Alejos, MD

Juan Alejos, MD

Pediatric Cardiology Los Angeles, CA

Clinical Professor

Office Address

  • 200 UCLA Medical Plaza
    Suite 330
    Los Angeles, CA 90095
    Phone: (310) 267-7673
    Fax: (310) 825-9524

Juan Alejos, MD

Pediatric Cardiology Los Angeles, CA

Clinical Professor

Clinical Specialties & Interests

  • Pediatric Cardiology: General Pediatric Cardiology
  • Clinical Interests: Heart Failure/ Heart Transplant

Education & Medical Training

  • University of Michigan Medical SchoolUniversity of Michigan Medical School
  • UCLA Medical CenterUCLA Medical Center
  • University of Michigan
  • University of Michigan Regent’s Scholar

Certifications & Licensure

  • CA State Medical LicenseCA State Medical License1989 - 2016
  • American Board of PediatricsPediatrics, 1990
  • American Board of PediatricsPediatric Cardiology, 1998

Awards, Honors, & Recognition

  • Named one of the Top Doctors in ClevelandCleveland Magazine, 2013
  • Best DoctorsAmerica 2011-2012 Database, 2012
  • Huffington Post Game Changer2011

Publications & Presentations


Journal Articles

  • Use of OKT3 for Acute Myocarditis in Infants and Children.  Ahdoot J, Galindo A, Alejos JC, George B, Burch C, Marelli D, Sadeghi A, Laks H, Journal of Heart and Lung Transplantation
  • The Yield of Endomyocardial Biopsy as a Screen for Cellular Rejection in Pediatric Heart Transplant Patients.  Levi DS, DeConde AS, Burch C, Alejos JC, Wetzel G, Pediatric Transplantation 2004, 8(1):22-28
  • Predictors of Graft Longevity in Pediatric Heart Transplantation.  Leman NR, Levi, DS, Alejos JC, Wetzel GT, Pediatric Cardiology 2005, Nov-Dec;26(6):762-7

Books/Book Chapters

  • Inverse ratio ventilation. Chapter: Problems in Respiratory Care 
    Porembka DT
    Editors: .JB Lippincott, Philadelphia
  • Transesophageal Echocardiography in the Critically Ill.  
    Porembka DT
    Editors: .Critical Care: State of the Art, Volume 15, Williams and Wilkins
  • Transesophageal Echocardiography in Trauma. Chapter: Clinical Transesophageal Echocardiography: A Problem-Oriented Approach 
    Porembka DT, Naught A
    Editors: Oka Y and Konstadt SN.Lippincott-Raven


  • Monitoring of CD4 Cell Activity in Stable and Rejecting Pediatric Heart Transplant Patients. Perens GS, Williams RJ, Reiss J, Korin Y, Reed EF, Alejos JC, Halnon NJ, World Transplant Congress, Boston, Massachusetts
  • Elevated Doppler Tissue Imaging-Derived Indices Reflect Cellular and Humoral Rejection in Pediatric Heart Transplant Recipients. Alejos Behera Sk, Trang J, Drant S, Alejos JC, 27th Annual Meeting and Scientific Sessions of the International Society, San Francisco, CA
  • Screening for Rejection in Symptomatic Pediatric Heart Transplant Patients: The Sensitivity of BNP. Harake DE, Geiger MK, Levi DS, Halnon NJ, Alejos JC, 27th Annual Meeting and Scientific Sessions of the International Society, San Francisco, CA


  • Transesophageal Echocardiography for the Critically Injured/Ill Patient. A Multidisciplinary Approach to Traumatology, Vienna, Austria
  • Cardiovascular Response in Sepsis, Transesophageal Echocardiography in the Critically Ill. University Hospital of San Paulo, Brazil
  • Inhaled Nitric Oxide vs. Partial Liquid Ventilation in ARDS and Transesophageal Echocardiography in the Critically Ill University of Rochester, Department of Critical Care Medicine, Rochester, New York


  • Method for Automatic Contour Extraction of a Cardiac Image. Han CY, Porembka DT, Lin K-N
  • Misconceptions regarding double-lumen tubes and bronchoscopy. Grum D, Porembka DT
  • The safety of intraosseous infusions: risks of fat and bone marrow emboli to the lungs. Orlowski JP, Julius CJ, Petras RE, Porembka DT, Gallagher JM

Other Languages

  • Spanish

Hospital Affiliations

Insurance Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • BCBS California CaliforniaCare HMO
  • BCBS California PPO
  • Blue Shield California PPO
  • CIGNA Open Access
  • First Health PPO
  • Great West PPO
  • Health Net California Large Group PPO
  • Health Net HMO - Employer Group
  • Multiplan PHCS PPO
  • Multiplan PHCS PPO - Kaiser
  • Multiplan PPO
  • Pacificare HMO
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO


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