

Pediatrics
Mark Cocalis, M.D.
San Francisco, CA
Dr. Mark W. Cocalis is a pediatric cardiologist who provides a wide range of care for heart conditions. He is experienced in diagnosing fetal problems, caring for newborns and managing chronic conditions in older children. In his research, he has studied the use of stents – tiny tubes placed inside blood vessels to support blood flow – in treating newborn heart conditions.Cocalis earned his medical degree from the David Geffen School of Medicine at UCLA. He completed a residency in pediatrics an
40+
Years in Practice
Peer Recognition
- Castle Connolly — Top Doctor
2012-2026 (15 years)
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Pediatric Cardiology
Conditions & Treatments
Congenital Heart DiseasePediatric ArrhythmiaAdult Congenital Heart DiseasePediatric Arrhythmias
Practice Details
Hospital Affiliations
- UCSF Benioff Children's Hospital Oakland
- UCSF Medical Center
- San Joaquin General Hospital
- Doctors Medical Center Modesto
- Hoag Memorial Hospital Presbyterian
Experience
40+ years in practice