Education & Training

Medical School

Beirut Arab University Faculty Of Medicine


Internal Medicine

  • Ascension St Francis


Infectious Disease

  • Baylor College of Medicine


American Board of Internal Medicine
American Board of Internal Medicine/Infectious Disease


MU Health Care participates with most major managed care organizations. To find out whether MU Health Care is a participating provider in your insurance plan or network, or for information on co-payments and deductibles, please contact your insurance carrier directly.

In the News

Missouri Launching Statewide Effort to Eliminate Hepatitis C
Why is HIV on the Rise in Missouri? (KFRU)

Academic Information

Assistant Professor of Clinical Medicine
Medical Director, Outpatient Parenteral Antimicrobial Therapy (OPAT) and Vascular Access
Medical Director, HIV/AIDS Program
Medical Director, Columbia/Boone County Department of Public Health and Human Services


1020 Hitt St
Columbia, MO 65212
United States

Research Interests

  • HIV prevention, Pre-exposure prophylaxis (PrEP)

Areas of Expertise

  • Infectious Diseases
  • HIV treatment and prevention

Awards & Honors

  • 2023 Elected member for Alpha Omega Alpha Medical Honor Society. University of Missouri- Columbia, MO, USA
  • 2022 Scholarship for the HIV, Infectious Disease and Global Health Implementation Research Institute (HIGH IRI) Fellowship, St Louis, MO, USA
  • 2020 Delta Omega Honorary Society in Public Health, University of Texas, School of Public health, Houston, TX
  • 2020 Outstanding Clerkship Didactic, University of Missouri, Columbia, MO
  • 2018 Polly Sparks Turner endowed scholarship in community health, University of Texas, School of Public health, Houston, TX
  • 2018 Journal Club Award for the best presentations, Baylor College of Medicine, Houston, TX
  • 2016 Resident Research Award, Presence Saint Francis Hospital, IL
  • 2015 American College of Physicians (ACP) awarded the Certificate of Appreciation in recognition to commitment to a career in Internal Medicine and to qualities that exemplify the ACP’s mission presented by the ACP governor
  • 2015 Harry Kurz Memorial Award for excellence in Teaching by an Internal Medicine Resident, Presence Saint Francis Hospital, IL
  • 2009 Full scholarship to the 2009 H.E.L.P. Summer Institute at Johns Hopkins Bloomberg School of Public Health (JHSPH).


  1. Mena Lora AJ, Long JE, Huang Y, Baden LR, et al. COVID-19 Prevention Network (Dandachi D): Rapid Development of an Integrated Network Infrastructure to Conduct Phase 3 COVID-19 Vaccine Trials. JAMA Netw Open. 2023 Jan 3;6(1):e2251974.  
  2. Davis MG, Bobba A, Chourasia P, Gangu K, Shuja H, Dandachi D, et al. COVID-19 Associated Myocarditis Clinical Outcomes among Hospitalized Patients in the United States: A Propensity Matched Analysis of National Inpatient Sample. Viruses. 2022 Dec 14;14(12):2791. doi: 10.3390/v14122791.PMID: 36560794 
  3. Gupta N, Settle L, Brown BR, et al. (Dandachi D): Society of Critical Care Medicine Discovery Viral Infection and Respiratory Illness Universal Study (VIRUS): COVID-19 Registry Investigator Group. Association of Renin Angiotensin Aldosterone System Inhibitors and Outcomes of Hospitalized Patients With COVID-19.  Crit Care Med. 2022 Oct 1;50(10):e744-e758. Epub Jul 27, 2022. 
  4. Dandachi D, Fabricius M, Saad B, Sawkin MT, Malhotra K. Antiretrovirals for People with HIV on Dialysis. AIDS Patient Care STDS. 2022 Mar;36(3):86-96. doi: 10.1089/apc.2021.0173. 
  5. Minkove SJ, Geiger G, Llibre JM, Montgomery MW, West NE, Chida NM, Antar AAR, Dandachi D, Weld ED. Clinical outcomes after IL-6 blockade in patients with COVID-19 and HIV: a case series. AIDS Res Ther. 2022 Feb 11;19(1):6. doi: 10.1186/s12981-022-00430-x. 
  6. Abu Khalaf S, Dandachi D, Granwehr BP, Rodriguez-Barradas MC. Cancer immunotherapy in adult patients with HIV. J Investig Med. 2022 Jan 27:jim-2021-002205. doi: 10.1136/jim-2021-002205. 
  7. Denson JL, Gillet AS, Zu Y, et al. (Dandachi D). Society of Critical Care Medicine Discovery Viral Infection and Respiratory Illness Universal Study (VIRUS): COVID-19 Registry Investigator Group.  Metabolic Syndrome and Acute Respiratory Distress Syndrome in Hospitalized Patients With COVID-19. JAMA Netw Open. 2021 Dec 1;4(12):e2140568. doi: 10.1001/jamanetworkopen.2021.40568. 
  8. Khalaf SA, Mansour A, Perveze I, Fender B, Walker DR, Dandachi D. Staphylococcus lugdunensis as Cause of Septic Pericarditis. Mo Med. 2021 Nov-Dec;118(6):552-555. 
  9. Dandachi D, Khalaf SA. Use of Convalescent Plasma in the Management of COVID-19. Mo Med. 2021 Mar-Apr;118(2):118. 
  10. Patil SM, Beck PP, Patel TP, Dale Swaney R, Dandachi D, Krvavac A. Electronic Vaping-Induced Methicillin-Sensitive Staphylococcus Aureus Pneumonia and Empyema. Case Rep Infect Dis. 2021 Mar 6;2021: 6651430. 
  11. Domecq JP, Lal A, Sheldrick CR, Kumar VK, et al; (Dandachi). Society of Critical Care Medicine Discovery Viral Infection and Respiratory Illness Universal Study (VIRUS): COVID-19 Registry Investigator Group. Outcomes of Patients With Coronavirus Disease 2019 Receiving Organ Support Therapies: The International Viral Infection and Respiratory Illness Universal Study Registry. Crit Care Med. 2021 Mar 1;49(3):437-448.  
  12. Fabricius MM, Dandachi D. COVID-19 Convalescent Plasma: from donation to treatment - A Systematic Review & Single Center Experience. Mo Med. Jan-Feb 2021;118(1):74-80. 
  13. Abu-Khalaf S, Dent J, Teti M, Dandachi D. Are We Prescribing Enough HIV Pre-Exposure Prophylaxis in Missouri?: A Cross-Sectional Study at University of Missouri Health Care. Mo Med. 2020 Nov-Dec;117(6):563-568. 
  14. Dandachi D, Geiger G, Montgomery MW, et al. Characteristics, Comorbidities, and Outcomes in a Multicenter Registry of Patients with HIV and Coronavirus Disease-19. Clin Infect Dis. 2020 Sep 9.
  15. Dandachi D, De Groot A, Rajabiun S, et al. Reliability and Validity of a Brief Self-Report Adherence Measure among People with HIV Experiencing Homelessness and Mental Health or Substance Use Disorders. AIDS Behav. 2020 Jul 14.
  16. Shyu D, Dorroh J, Holtmeyer C, Ritter D, Upendran A, Kannan R, Dandachi D, at al. Laboratory Tests for COVID-19: A Review of Peer-Reviewed Publications and Implications for Clinical Use. Mo Med. 2020 May-Jun;117(3):184-195.
  17. Patil SM, Beck PP, Arora N, Acevedo BA, Dandachi D. Primary cutaneous cryptococcal infection due to fingolimod - Induced lymphopenia with literature review. IDCases. 2020 May 15.
  18. Dandachi D, Dang BN, Lucari B, et al. Acceptability and preferences for long-acting antiretroviral formulations among people with HIV infection. AIDS Care. 2020 May 14:1-9.
  19. Dandachi D, Reece R, Wang EW, et al. Treating COVID-19 in Rural America. J Rural Health. 2020 May 3.
  20. Dandachi D, Freytag J, Giordano TP, Dang BN. It is Time to Include Telehealth in Our Measure of Patient Retention in HIV Care. AIDS Behav. 2020 Apr 27.
  21. Dandachi D, Dang BN, Lucari B, et al. Exploring the Attitude of Patients with HIV About Using Telehealth for HIV Care. AIDS Patient Care STDS. 2020 Apr;34(4):166-172.
  22. Wilson Dib R, Dandachi D, Matar M, et al. HIV in Lebanon: Reasons for Testing, Engagement in Care, and Outcomes in Patients with Newly Diagnosed HIV Infections. AIDS Behav. 2020 Jan 21.
  23. Chong I, Ostrom Q, Khan B, Dandachi D, et al. Whole Tumor Histogram Analysis Using DW MRI in Primary Central Nervous System Lymphoma Correlates with Tumor Biomarkers and Outcome. Cancers (Basel). 2019 Oct 8;11(10).
  24. Dib RW, Khalil M, Fares J, Hachem RY, Jiang Y, Dandachi D, et al. Invasive pulmonary aspergillosis: comparative analysis in cancer patients with underlying hematologic malignancies versus solid tumors. J Hosp Infect. 2020 Mar;104(3):358-364.
  25. Patil SM, Arora N, Nilsson P, Yasar SJ, Dandachi D, Salzer WL. Native Valve Infective Endocarditis with Osteomyelitis and Brain Abscess Caused by Granulicatella adiacens with Literature Review. Case Rep Infect Dis. 2019 Jul 30;2019
  26. Dandachi D, Ostrom QT, Chong I, et al. Primary central nervous system lymphoma in patients with and without HIV infection: a multicenter study and comparison with U.S national data. Cancer Causes Control. 2019;30(5):477-488.
  27. Dandachi D, May SB, Davila JA, et al. The Association of Unmet Needs With Subsequent Retention in Care and HIV Suppression Among Hospitalized Patients With HIV Who Are Out of Care. J Acquir Immune Defic Syndr. 2019;80(1):64-72.
  28. Dandachi D, Lee C, Morgan RO, et al. Integration of telehealth services in the healthcare system: with emphasis on the experience of patients living with HIV. J Investig Med. 2019;67(5):815-820
  29. Yalamanchili H, Dandachi D, Okhuysen PC. Use and Interpretation of Enteropathogen Multiplex Nucleic Acid Amplification Tests in Patients With Suspected Infectious Diarrhea. Gastroenterol Hepatol (N Y). 2018;14(11):646-652.
  30. Wilson Dib R, Chaftari AM, Hachem RY, Yuan Y, Dandachi D, Raad II. Catheter-Related Staphylococcus aureus Bacteremia and Septic Thrombosis: The Role of Anticoagulation Therapy and Duration of Intravenous Antibiotic Therapy. Open Forum Infect Dis. 2018;5(10):ofy249.
  31. Dandachi D, Wilson Dib R, Fernández-Cruz A, et al. Invasive pulmonary aspergillosis in patients with solid tumors: risk factors and predictors of clinical outcomes. Ann Med. 2018:1-8.
  32. Dandachi D, Hassan M, Kaseb A, et al. Hepatitis C virus-associated hepatocellular carcinoma as a second primary malignancy: exposing an overlooked presentation of liver cancer. J Hepatocell Carcinoma. 2018; 5:81-86.
  33. Dandachi D, Dang BN, Wilson Dib R, et al. Knowledge of HIV Testing Guidelines Among US Internal Medicine Residents: A Decade After the Centers for Disease Control and Prevention's Routine HIV Testing Recommendations. AIDS Patient Care STDS. 2018;32(5):175-180.
  34. Dandachi D, Rodriguez-Barradas MC. Viral pneumonia: etiologies and treatment. J Investig Med. 2018;66(6):957-965.
  35. Angelidakis G, Hwang JP, Dandachi D, et al. Universal screening for hepatitis C: A needed approach in patients with hematologic malignancies. J Viral Hepat. 2018;25(9):1102-1104.