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Toyin Idowu, M.D.

Oluwatoyin Rosemary Idowu, M.D.

Photo of Dr. Toyin Idowu, M.D.

Assistant Professor of Radiology and Radiological Science


Languages: English, Spanish, Yoruba

Expertise: Diagnostic Radiology, Neuroradiology

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The Johns Hopkins Hospital (Main Entrance)
Appointment Phone: 443-997-7237

1800 Orleans St.
Sheikh Zayed Tower
Baltimore, MD 21287 map
Phone: 410-502-0012

Johns Hopkins Bayview Medical Center

4940 Eastern Avenue
Baltimore, MD 21224 map
Phone: 410-502-0012


Dr. Oluwatoyin (Toyin) Idowu is an Assistant Professor in the Johns Hopkins Medicine Department of Radiology and Radiological Science. Her area of clinical expertise is diagnostic Neuroimaging.

Dr. Idowu earned her B.A. from Washington University in St. Louis, and received her M.D. from the University of Pennsylvania Perelman School of Medicine. She completed her medical internship year at Memorial Sloan Kettering Cancer Center in New York. Her diagnostic radiology residency and Neuroradiology fellowship were completed at the Johns Hopkins Hospital. more


  • Assistant Professor of Radiology and Radiological Science

Departments / Divisions



  • MD, University of Pennsylvania School of Medicine (2007)


  • Johns Hopkins University School of Medicine / Diagnostic Radiology (2012)


  • Johns Hopkins University School of Medicine / Neuroradiology (2013)

Board Certifications

  • American Board of Radiology / Diagnostic Radiology (2012)
  • American Board of Radiology / Neuroradiology (2014)

Research & Publications

Research Summary

Dr. Idowu’s research interests include stroke imaging and interventions, and vascular and perfusion imaging to assess a variety of neurological pathologies including stroke and vasculopathy, brain tumors, and cerebral vascular malformations. 

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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