A personalized approach to your health

Meet Our Doctors

(714) 543-5555
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)
(714) 543-5555
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)
(714) 543-5555
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)

Mon - Fri: 9 a.m. - 5 p.m.

(714) 543-5555
Cardiac Electrophysiology (Board Certified)
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)
(714) 543-5555
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)
Interventional Cardiology (Board Certified)
(714) 543-5555
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)
(714) 543-5555
Cardiology (Board Certified)
Cardiovascular Disease (Board Certified)

Meet our Doctors at St. Joseph Health Medical Group

  • Warren D. Johnston, MD

  • Donald J. Mahon, MD

  • Michael Y. Chan, MD

  • David Pan, MD

  • Thomas C. Kim, MD

  • Brian Kim, MD

  • Aidan R. Raney, MD