K.C. Rappazzo, M.D.

Katherine Cynthia Rappazzo, M.D.



Hematology, Medical Oncology

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Insurance Information

Main Phone

Outside of Maryland & Washington D.C.

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Johns Hopkins Bayview Medical Center

Appointment Phone: 410-955-3142
300 Mason Lord Drive
Sidney Kimmel Comprehensive Cancer Center
Baltimore, MD 21224 map
Phone: 410-550-1711 | Fax: 410-550-1116

Johns Hopkins Rockland Physician Practice and Research Group

Appointment Phone: 410-955-3142
10751 Falls Road
Falls Concourse Suite 412
Lutherville, MD 21093 map
Phone: 410-583-2900 | Fax: 410-550-1116


Dr. Katherine Rappazzo is a clinical associate in the division of hematology at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include hematologic disorders such as anemia, iron deficiency, hereditary hemorrhagic telangiectasia, myeloproliferative disorders, venous thromboembolism, bleeding disorders, hypercoagulable states, thrombocytopenia, leukopenia, and disorders of iron metabolism.

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Departments / Divisions



  • MD; Medicine; University of California San Diego School of Medicine (2016)


  • Internal Medicine; Vanderbilt University Medical Center (2019)


  • Hematology and Oncology; Johns Hopkins University School of Medicine (2022)

Board Certifications

  • American Board of Internal Medicine (Hematology) (2022)
  • American Board of Internal Medicine (Internal Medicine) (2019)
  • American Board of Internal Medicine (Medical Oncology) (2022)

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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