Mark Sulkowski
Experienced in COVID-19

Dr. Mark Sulkowski

Infectious Disease
Johns Hopkins Medicine
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
Lutherville, MD 
Clinical Trials:Currently Recruiting for 1 Trial
Offers Telehealth
31 Years of Experience

Experienced in COVID-19
Johns Hopkins Medicine
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
Lutherville, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Mark Sulkowski, MD, is a Professor of Medicine at the Johns Hopkins University School of Medicine and the Director of the Division of Infectious Diseases at Johns Hopkins Bayview Medical Center. He also serves as the Medical Director of the Viral Hepatitis Center in the Divisions of Infectious Diseases and Gastroenterology/Hepatology in the Department of Medicine and is the Senior Associate Dean for Clinical Trials. He received his MD from Temple University School of Medicine, Philadelphia, PA (1992), pursued training in Internal Medicine at Duke University School of Medicine, Durham, NC (1995) and completed his Fellowship in Infectious Diseases (1998) at the Johns Hopkins University School of Medicine. Prof. Sulkowski has been the principal investigator for more than 120 clinical trials related to the management of viral hepatitis B and C in persons with and without HIV co-infection. He was the global principal investigator for more than a dozen trials, including the largest clinical trial of agents for the treatment of hepatitis C (New England Journal of Medicine, 2009) and the vanguard study of combination therapy with direct inhibitors of the HCV NS5A and NS5B non-structural proteins (New England Journal of Medicine, 2014). He is the past-chair of the Hepatitis Transformative Sciences Group of the National Institute of Health-funded adult AIDS Clinical Trials Group (ACTG) where he led translational studies of liver disease, namely hepatitis B and C virus. He is an elected member of the American Society for Clinical Investigation (2011) and the American Association of Physicians (2017). Prof. Sulkowski is a member of numerous professional societies including the American Association for the Study of Liver Diseases (AASLD), the European Association for the Study of the Liver (EASL), and the Infectious Diseases Society of America (IDSA). With more than 300 peer-reviewed articles, he is widely published with works in Annals of Internal Medicine, New England Journal of Medicine, JAMA, Clinical Infectious Diseases, Journal of Hepatology, and Hepatology. In 2017, 2018 and 2019, he was named as a Highly Cited Researcher (Clarivate Analytics) defined as the being in the top 1% of global researchers in 21 fields of the sciences and social sciences based on the number of citations for papers. As an invited lecturer, he has been frequently invited to present at major national and international medical congresses and has educated learners in more than 25 countries.

Dr. Sulkowski is rated as an Experienced provider by MediFind in the treatment of COVID-19. His top areas of expertise are Hepatitis C, Hepatitis, HIV/AIDS, and Hepatitis B.

His clinical research consists of co-authoring 287 peer reviewed articles and participating in 10 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 14 articles and participated in 1 clinical trial in the study of COVID-19.

Residency
Duke University Medical Center, Internal Medicine, 1995
Specialties
Infectious Disease
Licenses
Internal Medicine in MD
Board Certifications
American Board Of Internal Medicine
Fellowships
Johns Hopkins University School of Medicine, Infectious Diseases, 1998
Hospital Affiliations
The Johns Hopkins Hospital
Languages Spoken
English
Gender
Male

Insurance

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Aetna
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Locations

Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
Falls Concourse STE 412, Lutherville, MD 21093
Call: 410-583-2900
Other Locations
The Johns Hopkins Hospital
1717 East Monument Street, Park Building, Ground Level, Baltimore, MD 21287
Call: 410-955-1725

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


10 Clinical Trials

Prevalence and Predictors of Hepatic Steatosis in Persons Living With HIV
Prevalence and Predictors of Hepatic Steatosis in Persons Living With HIV
Enrollment Status: Recruiting
Publish Date: June 08, 2025
ACTIV-6: COVID-19 Outpatient Randomized Trial to Evaluate Efficacy of Repurposed Medications
ACTIV-6: COVID-19 Outpatient Randomized Trial to Evaluate Efficacy of Repurposed Medications
Enrollment Status: Completed
Publish Date: November 17, 2025
Intervention Type: Other, Drug
Study Drugs: Ivermectin, Fluvoxamine, Fluticasone
Study Phase: Phase 3
HCV-TARGET: Hepatitis C Therapeutic Registry and Research Network - A Longitudinal, Observational Study.
HCV-TARGET: Hepatitis C Therapeutic Registry and Research Network - A Longitudinal, Observational Study.
Enrollment Status: Completed
Publish Date: February 28, 2024
HBV-HIV Coinfection Research Network
HBV-HIV Coinfection Research Network
Enrollment Status: Completed
Publish Date: May 16, 2023
Peginterferon Lambda-1a for the Prevention and Treatment of SARS-CoV-2 Infection
Peginterferon Lambda-1a for the Prevention and Treatment of SARS-CoV-2 Infection
Enrollment Status: Terminated
Publish Date: July 14, 2022
Intervention Type: Drug, Other
Study Drug: PegIFN-Lambda Alpha1a
Study Phase: Phase 2
deLIVER: Direct Acting Antiviral Effects on the Liver
deLIVER: Direct Acting Antiviral Effects on the Liver
Enrollment Status: Completed
Publish Date: February 24, 2022
Intervention Type: Drug
Study Phase: Phase 4
THE PRIORITIZE STUDY: A Pragmatic, Randomized Study of Oral Regimens for Hepatitis C: Transforming Decision-Making for Patients, Providers, and Stakeholders
THE PRIORITIZE STUDY: A Pragmatic, Randomized Study of Oral Regimens for Hepatitis C: Transforming Decision-Making for Patients, Providers, and Stakeholders
Enrollment Status: Completed
Publish Date: December 06, 2021
Intervention Type: Drug
Study Phase: Phase 4
A Retrospective/Prospective Cohort Study to Assess Safety, Tolerability, and Efficacy of Sofosbuvir Based Direct Acting Antiviral (DAA) Therapy for Hepatitis C Treatment in HIV/HCV Coinfected Subjects Pre or Post Liver Transplant
A Retrospective/Prospective Cohort Study to Assess Safety, Tolerability, and Efficacy of Sofosbuvir Based Direct Acting Antiviral (DAA) Therapy for Hepatitis C Treatment in HIV/HCV Coinfected Subjects Pre or Post Liver Transplant
Enrollment Status: Completed
Publish Date: February 02, 2021
Intervention Type: Drug
Study Phase: Phase 4
A Phase 3b, Multi-Center, Randomized, Open-Label, Pragmatic Study of Glecaprevir/Pibrentasvir (G/P) +/- Ribavirin for GT1 Subjects With Chronic Hepatitis C Previously Treated With an NS5A Inhibitor + Sofosbuvir Therapy
A Phase 3b, Multi-Center, Randomized, Open-Label, Pragmatic Study of Glecaprevir/Pibrentasvir (G/P) +/- Ribavirin for GT1 Subjects With Chronic Hepatitis C Previously Treated With an NS5A Inhibitor + Sofosbuvir Therapy
Enrollment Status: Completed
Publish Date: February 26, 2020
Intervention Type: Drug
Study Phase: Phase 3
Evaluation of Wirelessly Observed Therapy to Optimize Adherence in Patients With Hepatitis C and Increased Risk for Nonadherence to Treatment
Evaluation of Wirelessly Observed Therapy to Optimize Adherence in Patients With Hepatitis C and Increased Risk for Nonadherence to Treatment
Enrollment Status: Unknown
Publish Date: December 13, 2018
Intervention Type: Device
Study Phase: Not Applicable
View 9 Less Clinical Trials

287 Total Publications

Metformin on Time to Sustained Recovery in Adults with COVID-19: The ACTIV-6 Randomized Clinical Trial.
Metformin on Time to Sustained Recovery in Adults with COVID-19: The ACTIV-6 Randomized Clinical Trial.
Journal: medRxiv : the preprint server for health sciences
Published: October 01, 2025
View All 287 Publications
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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  • Elite
  • Hepatitis
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  • Hepatitis C
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  • Distinguished
  • Hepatitis B
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    • Experienced
    • AIDS Dementia Complex
      Dr. Sulkowski is
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    • AIDS Dysmorphic Syndrome
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    • COVID-19
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    • End-Stage Renal Disease (ESRD)
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    • Liver Failure
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    • Myelitis
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