GregoryRussellMaddenMD

Internal Medicine • Charlottesville, VA

Hospital Medicine/Hospitalist, Infectious Disease

Assistant Professor, UVA School of Medicine

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Office
1215 Lee Street
Charlottesville, VA 22902
Fax+1 888-869-7448
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Education & Training

University of Virginia Medical CenterFellowship, Infectious Disease, 2015 - 2017
Yale-New Haven Medical CenterResidency, Internal Medicine, 2012 - 2015
University of Virginia School of MedicineClass of 2012

Certifications & Licensure

VA State Medical License 2017 - 2024
MA State Medical License 2015 - 2017
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Infectious Disease

Awards, Honors, & Recognition

Inductee Alpha Omega Alpha Honor Medical Society, 2011

Publications & Presentations

PubMed

The impact of existing total anti-toxin B IgG immunity in outcomes of recurrent Clostridioides difficile infection.
Mary K Young, Mayuresh M Abhyankar, Feifan Xu, Girija Ramakrishnan, Farha Naz, Isaura Rigo, Gregory R Madden, William A Petri> ;Anaerobe. 2024 Mar 28
Systemic neutrophil degranulation and emergency granulopoiesis in patients with Clostridioides difficile infection.
Girija Ramakrishnan, Mary K Young, Uma Nayak, Andrea S Marrs, Carol A Gilchrist, William A Petri Jr, Brian W Behm, Isaura Rigo, Gregory R Madden> ;Anaerobe. 2024 Mar 20
Modeling relaxed policies for discontinuation of methicillin-resistantcontact precautions.
Jiaming Cui, Jack Heavey, Leo Lin, Eili Y Klein, Gregory R Madden, Costi D Sifri, Bryan Lewis, Anil K Vullikanti, B Aditya Prakash> ;Infection Control and Hospital Epidemiology. 2024 Feb 26
2 citations
Novel Biomarkers, IncludingPCR Cycle Threshold, for Predicting Recurrent Clostridioides difficile Infection.
Gregory R Madden, Isaura Rigo, Rachel Boone, Mayuresh M Abhyankar, Mary K Young, William Basener, William A Petri Jr> ;Infection and Immunity. 2023 Apr 18
2 citations
Validation of Clinical Risk Models for Clostridioides difficileAttributable Outcomes.
Gregory R Madden, William A Petri Jr, Deiziane V S Costa, Cirle A Warren, Jennie Z Ma, Costi D Sifri> ;Antimicrobial Agents and Chemotherapy. 2022 Jul 19
2 citations
Impact of Tigecycline on C. difficile Outcomes: Case Series and Propensity-Matched Retrospective Study.
Emma C Phillips, Cirle A Warren, Jennie Z Ma, Gregory R Madden> ;Antimicrobial Agents and Chemotherapy. 2022 Jun 21
12 citations
Binary Toxin Expression byIs Associated With Worse Disease.
Mary K Young, Jhansi L Leslie, Gregory R Madden, David M Lyerly, Robert J Carman, Matthew W Lyerly, David B Stewart, Mayuresh M Abhyankar, William A Petri Jr> ;Open Forum Infectious Diseases. 2022 Mar 1
2 citations
Convalescent Plasma for Preventing Critical Illness in COVID-19: a Phase 2 Trial and Immune Profile.
Jeffrey M Sturek, Tania A Thomas, James D Gorham, Chelsea A Sheppard, Allison H Raymond, Kristen Petros De Guex, William B Harrington, Andrew J Barros, Gregory R Madde...> ;Microbiology Spectrum. 2022 Feb 23
8 citations
Convalescent plasma for preventing critical illness in COVID-19: A phase 2 trial and immune profile
Jeffrey M. Sturek, Tania A Thomas, James D. Gorham, Chelsea A Sheppard, Allison E Raymond, Kristen Petros de Guex, William B Harrington, Andrew J. Barros, Gregory R Ma...> ;Medrxiv. 2021 Feb 19
2 citations
Propensity-Matched Cost of Clostridioides difficile Infection Overdiagnosis.
Gregory R Madden, David C. Smith, Melinda D. Poulter, Costi D. Sifri> ;Open Forum Infectious Diseases. 2021 Feb 1
1 citations
Improving hand hygiene measures in low-resourced intensive care units: experience at the Kigali University Teaching Hospital in Rwanda.
Jean Paul Mvukiyehe, Eugene Tuyishime, Anne Ndindwanimana, Olivier Manzi, Gregory R Madden, Marcel E Durieux, Paulin R Banguti, Rickard, J.> ;International Journal of Infection Control. 2021 Jan 1
15 citations
Immune Profiling To Predict Outcome of Clostridioides Difficile Infection
Mayuresh M. Abhyankar, Jennie Z. Ma, Kenneth W. Scully, Andrew J. Nafziger, Alyse Frisbee, Mahmoud M. Saleh, Gregory R Madden, Ann R. Hays, Mendy Poulter, William A. P...> ;Mbio. 2020 May 26
5 citations
Patient Outcomes With Prevented vs Negative Clostridioides difficile Tests Using a Computerized Clinical Decision Support Tool.
Gregory R Madden, Kyle B. Enfield, Costi D. Sifri> ;Open Forum Infectious Diseases. 2020 Mar 18
9 citations
Case Report: Lower Gastrointestinal Bleeding due to Entamoeba histolytica Detected Early by Multiplex PCR: Case Report and Review of the Laboratory Diagnosis of Amebia...
Gregory R Madden, Debbie-Ann Shirley, Gregory Townsend, Shannon Moonah> ;The American Journal of Tropical Medicine and Hygiene. 2019 Dec 1
4 citations
HIV-Associated Vacuolar Encephalomyelopathy.
Gregory R Madden, Molly E Fleece, Akriti Gupta, M. Beatriz S. Lopes, Scott Heysell, Christopher Arnold, Brian Wispelwey> ;Open Forum Infectious Diseases. 2019 Oct 1
2 citations
Case report: Anaerobiospirillum prosthetic joint infection in a heart transplant recipient.
Gregory R Madden, Melinda D. Poulter, Michael P. M. D. Crawford, Daniel S. Wilson, Gerald R. Donowitz> ;BMC Musculoskeletal Disorders. 2019 Jun 26
12 citations
Reduced Clostridioides difficile Tests Among Solid Organ Transplant Recipients Through a Diagnostic Stewardship Bundled Intervention.
Gregory R Madden, Costi D. Sifri> ;Annals of Transplantation. 2019 May 28
6 citations
Cost Analysis of Computerized Clinical Decision Support and Trainee Financial Incentive for Clostridioides difficile Testing.
Gregory R Madden, Heather L. Cox, Melinda D. Poulter, Jason A. Lyman, Kyle B. Enfield, Costi D. Sifri> ;Infection Control and Hospital Epidemiology. 2019 Feb 1
7 citations
PCR cycle threshold to assess a diagnostic stewardship intervention for C. difficile testing
Gregory R Madden, Melinda D. Poulter, Costi D. Sifri> ;The Journal of Infection. 2019 Feb 1
12 citations
Diagnostic stewardship and the 2017 update of the IDSA-SHEA Clinical Practice Guidelines for Clostridium difficile Infection.
Gregory R Madden, Melinda D. Poulter, Costi D. Sifri> ;Diagnosis. 2018 Sep 25
6 citations
Effect of copper-impregnated linens on multidrug-resistant organism acquisition and Clostridium difficile infection at a long-term acute-care hospital.
Gregory R Madden, Brenda E Heon, Costi D. Sifri> ;Infection Control and Hospital Epidemiology. 2018 Sep 20
14 citations
Antimicrobial Resistance to Agents Used for Staphylococcus aureus Decolonization: Is There a Reason for Concern?
Gregory R Madden, Costi D. Sifri> ;Current Infectious Disease Reports. 2018 Jun 7
47 citations
Reduced Clostridium difficile Tests and Laboratory-Identified Events With a Computerized Clinical Decision Support Tool and Financial Incentive.
Gregory R Madden, Ian German Mesner, Heather L. Cox, Amy J. Mathers, Jason A. Lyman, Costi D. Sifri, Kyle B. Enfield> ;Infection Control and Hospital Epidemiology. 2018 Apr 12
35 citations
Diagnostic Stewardship for Healthcare-Associated Infections: Opportunities and Challenges to Safely Reduce Test Use.
Gregory R Madden, Robert A. Weinstein, Costi D. Sifri> ;Infection Control and Hospital Epidemiology. 2018 Jan 14
3 citations
Antibiotic susceptibility of urinary isolates in nursing home residents consuming cranberry capsules versus placebo.
Gregory R Madden, Stephanie Argraves, Peter H. Van Ness, Manisha Juthani-Mehta> ;Infection Control and Hospital Epidemiology. 2015 Mar 1
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Press Mentions

Deadly Bacteria in Eyedrops May Spread from Person to PersonApril 14th, 2023

Professional Memberships

Alpha Omega Alpha Honor Medical Society - AOA
Fellow

Hospital Affiliations

University of Virginia Medical CenterCharlottesville, Virginia