
Catherine C. Coombs, MD
Hematology-Oncology
Dr. Catherine C. Coombs is a board-certified UCI Health hematologist and oncologist who specializes in the management of a hematologic malignancies.
Her primary expertise is chronic lymphocytic leukemia and small lymphocytic lymphoma (CLL/SLL), which has been her research focus for more than a decade as a principal investigator of numerous clinical trials of novel agents that have improved the care of these patients.
Coombs earned her medical degree at the University of Cincinnati College of Medicine in Cincinnati, Ohio. She completed a residency in internal medicine at Duke University Medical Center in Durham, N.C., followed by a fellowship in hematology and oncology at Memorial Sloan Kettering Cancer Center in New York City.
She comes to UCI Health and the UCI School of Medicine after serving on the faculty at the University of North Carolina in Chapel Hill, N.C., where she spent six years developing a CLL program before relocating to Southern California to be closer to family.
Coombs' research is devoted to developing new drugs and novel drug combinations to treat CLL. She also has an interest in precursor conditions that can lead to blood cancers, including monoclonal B cell lymphocytosis, clonal cytopenia of undetermined significance and clonal hematopoiesis of indeterminate potential.
She sees patients in Orange.
Services:
Schedule an Appointment
New Patient Appointment
Select a time and fill in your information to quickly and easily schedule an appointment.
Schedule an Appointment
To schedule a new patient appointment call: 714-456-8000
Schedule an Appointment
If you're a current patient please visit the patient portal or call: 714-456-8000
Go to Patient PortalBackground
-
Professional Positions
- Associate Professor — Division of Hematology-Oncology, Department of Medicine, UCI School of Medicine
-
Gender
Female -
Board Certifications
American Board of Internal Medicine, American Board of Internal Medicine -
Residencies
- Duke University Medical Center
-
Languages Spoken
English
-
Fellowships
- Memorial Sloan-Kettering Cancer Center
-
Education
- University of Cincinnati College of Medicine