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Meet St Joseph's Experts


To schedule interviews with any of the following experts, please call 602.406.3319 or e-mail Carmelle.Malkovich@dignityhealth.org.


 Robert Spetzer

Robert Spetzler, MD 
World-Renowned Neurosurgery Expert




Leslie Baxter

Leslie Baxter, PhD
Mind Mapping, Alzheimer’s, Menopause Expert




Ross Bremner

Ross Bremner, MD, PhD
Lung Cancer Expert




Javier Cardenas

Javier Cardenas, MD 
Brain Injury Expert




 Edward Donahue

Edward Donahue, MD
Breast Cancer Expert




 Christina Kwasnica

Christina Kwasnica, MD
Neurorehabilitation Expert




Donald Lauer

Donald Lauer, MD
Emergency Medicine Expert




Abraham Lieberman

Abraham Lieberman, MD
Parkinson’s Disease Expert 




 Scott Petersen

Scott Petersen, MD
Trauma Expert




 Francisco Ponce

Francisco Ponce, MD
Deep Brain Stimulation Expert 




 Nader Sanai

Nader Sanai, MD
Brain Tumor Expert