Ronald M. Ferdman, MD, MEd

Chief, Division of Clinical Immunology and Allergy
Pasadena Guild Chair in Clinical Immunology and Allergy
Children’s Hospital Los Angeles
Associate Professor of Clinical Pediatrics, Keck School of Medicine of USC

Dr. Ferdman joined CHLA in 1987, completing his internship, residency and a fellowship in Clinical Immunology and Allergy at the hospital before receiving his clinical appointment in 1994. He has served in numerous capacities over the years, mostly recently as Chair of the CHLA Medical Staff. His major research focuses on treatment of severe childhood asthma and other allergic diseases; resident medical education; food and drug allergy and anaphylaxis; and primary immunodeficiency. He has delivered hundreds of lectures and authored and contributed to more than 100 articles, editorials, abstracts and other publications.

Dr. Ferdman earned a medical degree from Hahnemann (Drexel) University in Philadelphia, a master's in medical education from USC and his bachelor's degree from UC San Diego. He is a fellow of the American Academy of Pediatrics; the American College of Allergy, Asthma and Immunology; and American Academy of Allergy, Asthma and Immunology, and is active in many international, national and local health organizations.

Clinical Interests

Asthma, Drug, Food and Insect allergies, Anaphylaxis, Atopic dermatitis (eczema)


Medical School

Hahnemann University School of Medicine


Children's Hospital Los Angeles: Pediatrics Internship


Children's Hospital Los Angeles: Pediatric Residency


Children's Hospital Los Angeles: Pediatric Allergy/Immunology



Pediatrics: American Board of Pediatrics; Allergy & Immunology: American Board of Allergy & Immunology

Professional Memberships

American Academy of Pediatrics (AAP); American College of Allergy, Asthma and Immunology (ACAAI); American Academy of Allergy, Asthma and Immunology (AAAAI); California Thoracic Society, American Lung Association


Mary and Morris Press Humanism Award, CHLA; Phillip Rothman Memorial Award for Resident Teaching, CHLA; University Childrens Medical Group Distinguished Service Award


Ferdman RM. Urticaria and Angioedema. Clin Peds Emerg Med. 2007 8:72-80.

Ferdman RM, Linzer JF. The runny nose in the emergency department: rhinitis and sinusitis. Clin Ped Emerg Med 2007 8:123-30.

Ferdman RM, Church JA. Mixed-up nuts: identification of peanuts and tree nuts by children. Annals of Allergy, Asthma and Immunology 2006 97:73-7.

Ferdman, RM, Church JA. Denial Of Insurance Authorization At a Subspecialty Office As a Cause of Missed Opportunities For Influenza Vaccination in Children with Asthma. Archives of Pediatrics and Adolescent Medicine. 2006 160: 987-8.

Ferdman RM, Ong PY, Church JA. Pectin Anaphylaxis and Possible Association with Cashew Allergy. Annals of Allergy, Asthma and Immunology. 2006 97:759-60.


Asthma and allergy education for healthcare professionals and patients; High risk populations and access to care