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Keiko Iwahara Greenberg, M.D.

Photo of Dr. Keiko Iwahara Greenberg, M.D.

Assistant Professor of Medicine


Languages: English, Japanese

Expertise: Nephrology

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Johns Hopkins Bayview Medical Center
Appointment Phone: 410-955-0670

4940 Eastern Avenue
Baltimore, MD 21224 map
Phone: 410-550-2820
Fax: 410-550-7950


Dr. Keiko Iwahara Greenberg is an assistant professor of medicine at the Johns Hopkins University School of Medicine. Her area of clinical expertise is nephrology.

Dr. Greenberg earned her M.D. from the University of Virginia School of Medicine. She completed her residency and performed a fellowship in nephrology at Johns Hopkins. more


  • Assistant Professor of Medicine

Departments / Divisions



  • MD, University of Virginia School of Medicine - REGISTRAR (2009)


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


  • Johns Hopkins University School of Medicine / Nephrology (2015)

Board Certifications

  • American Board of Internal Medicine / Internal Medicine (2012)
  • American Board of Internal Medicine / Nephrology (2015)

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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