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Office
27700 Medical Center Rd
Mission Viejo, CA 92691Phone+1 949-364-1400Fax+1 949-365-4941- Is this information wrong?
Education & Training
UCLA David Geffen School of Medicine/UCLA Medical Center/Olive ViewResidency, Emergency Medicine, 1982 - 1985- UCLA David Geffen School of Medicine/UCLA Medical CenterResidency, Pediatrics, 1979 - 1982
Uconn School Of MedicineClass of 1979
Certifications & Licensure
CA State Medical License 1980 - 2026- American Board of Emergency Medicine Emergency Medicine
- American Board of Pediatrics Pediatrics
Awards, Honors, & Recognition
- Fellow (FACEP) American College of Emergency Physicians
- Fellow (FAAP) American Academy of Pediatrics
Publications & Presentations
PubMed
- 1 citationsEmergency medicine practice environment and impact on concert examination performance.Catherine A. Marco, Robert P. Wahl, James D. Thomas, Ramon W. Johnson, O. John Ma, Anne L. Harvey, Earl J. Reisdorff> ;The American Journal of Emergency Medicine. 2019 May 1
- The death of a child in the emergency department.Knazik, S.R., Gausche-Hill, M., Dietrich, A.M., Gold, C., Johnson, R.W., Mace, S.E., Sochor, M.R.> ;Ann Emerg Med. 2003 Oct
- 18 citationsThe role of the emergency physician in emergency medical services for childrenMarianne Gausche-Hill, Ramon W. Johnson, Craig H Warden, John A. Brennan> ;Annals of Emergency Medicine. 2003 Aug 1
Press Mentions
Emergency Docs Share Their Experiences Recovering from COVID-19April 23rd, 2021
ACEP Recognizes Excellence in Emergency MedicineNovember 4th, 2019
Substance Use, Homelessness, Mental Illness and Medicaid Coverage: A Set-up for High Emergency Department UtilizationOctober 18th, 2019- Join now to see all
Professional Memberships
- Fellow
- Fellow
Hospital Affiliations
Children’s Health Orange County (CHOC)Orange, California
Providence Mission Hospital Mission ViejoMission Viejo, California- CHOC Children's at Mission HospitalMission Viejo, California
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