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Photo of Dr. Petros Karakousis

Petros Constantine Karakousis, MD

Associate Professor of Medicine
Appointment Phone


Main Location

The Johns Hopkins Hospital

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Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »


  • Associate Professor of Medicine

Centers & Institutes

  • Tuberculosis Research Laboratory, Center for


Infectious Disease, Tuberculosis

Research Interests

Mycobacterium tuberculosis latency and persistence


  • English
  • Greek
  • Spanish
  • German
  • Russian
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