Marna Geisler, M.D., is a board certified pediatrician and a fellow of the American Academy of Pediatrics. Dr. Geisler received her Bachelor of Science degree in Chemistry and graduated Magna Cum Laude from the University of Nebraska, She is a member of Phi Beta Kappa . She received her medical degree from St. Louis University School of Medicine and completed her pediatric residency at the University of California, Irvine.

Dr. Geisler’s real passion is her medical mission work. She has been on teams to Sierra Leone, Honduras, led teams to Nicaragua, Cuba, Mongolia, Sri Lanka, and Myanmar. Many of her patients have volunteered to help on the missions. Her now grown children have been accompanying her on trips since they were 6 years old.

Medical School
  • St. Louis University School of Medicine, St. Louis, MO
  • University of California Irvine Medical Center, Orange, CA
  • English


The Doctors of Saint John's (MDSJ)
2021 Santa Monica Boulevard
Suite 421E
Santa Monica, CA 90404
(310) 453-9001
(310) 453-0821


  • Pediatrics (Board Certified)
Clinical Interests
  • Abdominal Pain
  • Diarrhea
  • Acute Bronchitis
  • Blood Disorders


Insurances Accepted
  • Aetna HMO Plan
  • Aetna PPO/POS/EPO
  • Anthem Blue Cross Calif. Care HMO
  • Anthem Blue Cross PPO/POS/EPO
  • Blue Shield Access + HMO Plan
  • Blue Shield HMO Plan
  • Blue Shield HMO Plus POS
  • Blue Shield PPO/POS/EPO
  • Cigna HMO Plan
  • Cigna PPO/POS/EPO
  • Coventry Integrated Network PPO
  • Covered CA Blue Shield PPO/EPO
  • Covered CA Health Net PPO
  • Health Net HMO
  • Health Net PPO/EPO/POS
  • Interplan PPO/ EPO
  • MultiPlan LTD PPO
  • Oscar Health Plan EPO
  • United Healthcare HMO Plan
  • United Healthcare PPO
Insurance Medical Groups
  • Saint John's Health Clinic

Medical Groups

Affiliated Medical Groups
  • Doctors of Saint John's