Steven Oscherwitz, MD

Infectious Disease Physician

Southern Arizona Infectious Disease Specialists

Dr. Oscherwitz currently offers expert diagnostic and infectious disease treatment services to ill patients referred to him by other physicians.

Steven Oscherwitz, MD is a specialist in Infectious Diseases and Tropical Medicine. He earned his Medical Degree from the University of Texas Health Science Center at Dallas in 1986, and completed his Internal Medicine Residency, Chief Residency, and Infectious Disease Fellowship at the University of Texas Health Science Center at San Antonio.

He completed graduate studies in Military Tropical Diseases at Walter Reed Army Institute of Research in Washington, D.C. and cared for armed service members at Wilford Hall Medical Center at Lackland Air Force Base in San Antonio.

He was a physician for archaeologists in Guatemala’s Peten Region and assisted with parasite eradication efforts in China.

Dr. Oscherwitz was a Case-Based Instruction Facilitator at the UA College of Medicine in Phoenix prior to becoming a Clinical Assistant Professor in Tucson.

Dr. Oscherwitz has been featured on the Discovery Channel’s Animal Planet, Discovery Health Channel, local TV, radio programming and in print media. In addition, he has served as a resource for British Airways and Conde Nast Traveler.


  • “I was recently hospitalized and Dr. Oscherwitz was there with answers. His gentle and super friendly. Great Dr.”
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Insurances accepted

AARP Medicare Complete Cigna-HealthSpring
Arizona Complete Health – Complete Care
Arizona Complete Health
Banner University Health Plans
Blue Cross/Blue Shield of Arizona
Health Net Federal Services West
Humana Medicare
Mercy Care Advantage
P3 Health Partners Arizona
UHC Commercial
UHC Community Plan APIPA
UHC Medicare Advantage

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