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University Infectious Diseases

University Infectious Diseases brings together world-class specialists dedicated to developing and providing the latest treatments for patients with infectious diseases, including severe viral infections and invasive fungal infections.

Working together to investigate, prevent, diagnose and treat infectious diseases, our doctors and scientists set the standard for excellence in patient care. The faculty members at University Infectious Diseases are internationally known experts in infectious disease diagnosis, treatment and research. All of our physicians are board certified in Infectious Disease. Several members of the infectious disease team at Rush have been named among Chicago’s best doctors by Castle Connolly, Ltd., a well-respected source of information about U.S. health care providers and institutions.

 

MEET OUR TEAM

Mariam Aziz, MD, is an Assistant Professor of the Department of Internal Medicine, Section of Infectious Diseases. She is an Attending Physician in both the adult and pediatric Section of Infectious Diseases. Dr. Aziz also serves as a voluntary physician at John H. Stroger Hospital of Cook County. She received her medical degree from Rush Medical College. She then completed her residency in the combined Internal Medicine and Pediatric residency followed by a Fellowship in Infectious Diseases at Rush University Medical Center. Dr. Aziz specializes in general infectious diseases with a specific expertise in HIV and Immunology (Antibody Dependent Cellular Cytotoxicity), Pediatric HIV, HIV and women, and HIV and Vitamin D deficiency.​

Mary K. Hayden, MD, is a Professor of Medicine (Infectious Diseases) and Pathology, Director of the Division of Clinical Microbiology and an Attending Physician at Rush University Medical Center. Dr. Hayden received her medical degree from the University of Minnesota Medical School.  She completed her residency in Internal Medicine at the University of Chicago Medical Center and her fellowship in Infectious Diseases at Rush University Medical Center.  Dr. Hayden’s specializes in general infectious diseases with a specific expertise in  antibiotic resistance, clinical microbiology, and nosocomial infections. She conducts research in the epidemiology and prevention of health care-associated infections, especially those caused by antibiotic resistant bacteria. 

Aimee C. Hodowanec, MD, is an Attending Physician for the Section of Infectious Diseases at Rush University Medical Center. Dr. Hodowanec received her medical degree from Jefferson Medical College in Philadelphia. After, she completed her residency in Internal Medicine at the University of Maryland Medical Center. Then she went on to complete her fellowship in Infectious Disease at Rush University Medical Center, where she served as Chief Fellow. Following the standard two-year infectious disease fellowship, she completed an additional year of training in the area of Transplant Infectious Diseases.  Dr. Hodowanec specializes in general infectious diseases with a clinical expertise in preventing and managing infections in immunocompromised hosts (including solid organ and bone marrow transplant recipients) and viral infections. Her research interests include cytomegalovirus (CMV) infection in transplant recipients and BK virus nephropathy in renal transplant recipients.​

Harold A. Kessler, MD, is the Associate Director of the Section of Infectious Diseases. Dr. Kessler is a Professor of Medicine and Immunology/Microbiology. He is a Senior Attending here at Rush University Medical Center and is also a voluntary physician at John H. Stroger Hospital of Cook County. Dr. Kessler is also Associate Dean, Post Graduate Medical Education. He received his medical degree from Rush Medical College. He then completed his residency in Internal Medicine and his fellowship in Infectious Diseases at Rush University Medical Center. Dr. Kessler specializes in general infectious diseases with a specific expertise in patients with HIV and viral diseases. His research interests include HIV, herpes, hepatitis, antiviral therapy, and vaccines.

Michael Y. Lin, MD, MPH, is an Assistant Professor in the Section of Infectious Diseases. He is an Attending Physician at Rush University Medical Center and serves as a voluntary physician at John H. Stroger Hospital of Cook County. He is also an associate hospital epidemiologist at Rush. Dr. Lin received his medical degree from the UCLA School of Medicine. He then completed his residency in Internal Medicine at the University of Chicago Medical Center and his fellowship in Infectious Disease at Rush University Medical Center. Dr. Lin specializes in general infectious diseases with a specific expertise in fever of unknown origin and hospital-acquired infections. His research interests include surveillance and prevention of hospital-acquired infections and multidrug-resistant organism infection.

Kyle Popovich, MD, MS, is an Assistant Professor for the Department of Medicine and serves as an Attending Physician for the Section of Infectious Diseases. Dr. Popovich received her medical degree from the University of Maryland School of Medicine. She then completed an internship and residency in Internal Medicine at the University of Michigan Medical Center. Following residency, Dr. Popovich was a Center for Disease Control and Prevention (CDC) Epicenter and Infection Control Fellow.  She then went on to complete her infectious disease fellowship at Rush University Medical Center. Dr. Popovich specializes in general infectious diseases with a specific expertise in methicillin-resistant Staphylococcus aureus (MRSA).  Her research interests include hospital epidemiology, infection control, and the epidemiology of community-associated MRSA. ​

Laurie A. Proia, MD, is an Associate Professor of Medicine at Rush Medical College. She is the Associate Program Director of the Rush Infectious Diseases Fellowship Program. Dr. Proia serves as an Attending Physician for the Section of Infectious Diseases and as a voluntary physician at John H. Stroger Hospital of Cook County .  Dr. Proia received her medical degree from Rush Medical College. She then completed her residency in Internal Medicine at the University of Chicago Medical Center and her fellowship in Infectious Diseases at Rush University Medical Center. Dr. Proia specializes in general infectious diseases with a special interest in invasive fungal infections and HIV. Her research interests include clinical mycology and antifungal therapy.

John Segreti, MD, is a Professor in the Department of Medicine. He also serves as a Senior Attending Physician at Rush University Medical Center and is a voluntary physician at John H. Stroger Hospital of Cook County . Dr. Segreti is one of the Rush University Medical Center Hospital Epidemiologists and chairs the Infection Prevention and Control Committee. Dr. Segreti received his medical degree from Rush Medical College. He then completed his residency in Internal Medicine and his fellowship in Infectious Disease at Rush University Medical Center. Dr. Segreti specializes in general infectious diseases. His clinical expertise as well as research interests are in antibiotic use and resistance, bone and joint infections, and hospital-acquired infections.

Beverly E. Sha, MD, is a Professor of Medicine and Attending Physician for the Section of Infectious Diseases. She is also the Medical Director for the Mark Weiss Memorial Clinic for Infectious Diseases at RUMC. Dr. Sha received her medical degree from John Hopkins University School of Medicine. She then went on to complete her residency in Internal Medicine and her fellowship in Infectious Disease at Rush University Medical Center. Dr. Sha specializes in general infectious diseases and the care of patients with HIV infection. She also has a strong interest in the care of women with HIV infection. Along with her clinical expertise in HIV, Dr. Sha has spent her career conducting clinical trials in HIV infection and has published numerous articles in the field. 

David M. Simon, MD, PhD, is an Associate Professor for the Department of Medicine and an Attending Physician in the Section of Infectious Diseases. Dr. Simon received his medical degree from Rush Medical College. He then completed his residency in Internal Medicine and his fellowship in Infectious Diseases at Rush University Medical Center. Dr. Simon specializes in general infectious diseases with specific expertise  in the treatment of infections in organ transplant recipients.

Kamaljit S. Singh, MD, is Assistant Director of the Clinical Microbiology Laboratory and is Co-Director of the Travel and Tropical Medicine Clinic. Dr. Singh is an Attending Physician with the Section of Infectious Diseases and is an Assistant Professor of Medicine at Rush Medical College. He received his medical degree from the University of New South Wales Faculty of Medicine in Sydney, Australia. He then went on to complete his residency at the University of Hawaii. After residency, he did his fellowship in Infectious Diseases at Rush University Medical Center and in Medical Microbiology at Northwestern University Medical Center. Dr. Singh has extensive work experience overseas. He was working in Singapore during the SARS and Dengue outbreaks. He specializes in general infectious diseases with a particular interest in Tropical Medicine.​

Gordon M. Trenholme, MD, is the James R. Lowenstine Professor of Medicine, and is the Director of the Section of Infectious Diseases. He is also the Program Director of the Rush Infectious Diseases Fellowship Program. Dr. Trenholme is a Senior Attending Physician at Rush University Medical Center and is also a voluntary physician at John H. Stroger Hospital of Cook County. Dr. Trenholme received his medical degree from Marquette University School of Medicine. He completed his residency in Internal Medicine at the University of Chicago Medical Center and his fellowship in Infectious Disease at Rush University Medical Center.  Dr. Trenholme specializes in general infectious diseases with specific expertise in antibiotic resistance, fever of undetermined origin, and parasitic diseases. His research interests include bioterrorism preparedness and antibiotic resistance.

Brett B. Williams, MD, is an Assistant Professor of Medicine at Rush Medical College. Dr. Williams serves as an Attending Physician for the Section of Infectious Diseases and as a voluntary physician at Cook County Hospital.  Dr. Williams received his medical degree from The University of Toledo College of Medicine. He then completed his residency in Internal Medicine at Beth Israel Deaconess Medical Center in Boston, MA, and his fellowship in Infectious Diseases at Rush University Medical Center. Dr. Williams specializes in general infectious diseases with a special interest in HIV. ​

 

Sarah Y. Won, MD, MPH,  is an Assistant Professor of Medicine at Rush Medical College. Dr. Won serves as an Attending Physician for the Section of Infectious Diseases and as a voluntary physician at Cook County Hospital. Dr. Won received her medical degree from the University of Illinois College of Medicine. She then completed her residency in Internal Medicine at the University of Chicago Medical Center and her fellowship in Infectious Diseases at Rush University Medical Center. Dr. Won specializes in general infectious diseases with a special interest in HIV and nosocomial infections. Her research interests include antibiotic resistance and antimicrobial stewardship. ​

Services
  • Comprehensive treatment program for people with HIV infection and AIDS
  • Treatment of infections in people who received organ transplants
  • Long-term outpatient intravenous antibiotic therapy and medical treatment for people who develop orthopedic infections.
  • Evaluation and treatment for patients with tropical infections contracted while abroad.
  • Diagnosis and treatment of invasive fungal infections, with special expertise in managing these infections in people with compromised immune systems.
  • Clinical trials of investigative antimicrobial agents that is useful in combating difficult-to-treat microorganisms.
  • Diagnosis and treatment of general infectious diseases.
  • Inpatient and outpatient consultations
  • Laboratory services in the areas of bacteriology, mycology, mycobacteriology, virology, immunoserology and infectious serology, and molecular testing for certain selected microorganisms.

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Accreditation and Recognition

University Infectious Diseases
600 South Paulina Street
Armour Academic Center
Suite 140
Chicago, IL 60612
Phone: (312) 942-5865
Fax: (312) 942-2184
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