Dr. Rena Callahan, MD
Dr. Rena Callahan, MD is a medical oncologist in Santa Monica, CA and has over 20 years of experience in the medical field. Dr. Callahan has extensive experience in Breast Neoplasms. She graduated from University of Pennsylvania Perelman School of Medicine in 2004. She is affiliated with medical facilities such as Ronald Reagan UCLA Medical Center and Santa Monica UCLA Medical Center and Orthopaedic Hospital. She is accepting new patients and telehealth appointments.
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2020 Santa Monica Blvd Ste 580 Santa Monica, CA 90404Make an Appointment
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Dr. Callahan's Reviews
Likelihood to recommend Dr. Callahan
4.3
| 5 Star | 82% | 82% |
| 4 Star | 0% | 0% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 18% | 18% |
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How was your experience with Dr. Callahan?Overall Patient Satisfaction
Likelihood of recommending Dr. Callahan to family and friends is 4.2727275 out of 5
About Me
biography
Dr. Rena Callahan, MD is a medical oncologist in Santa Monica, CA and has over 20 years of experience in the medical field. Dr. Callahan has extensive experience in Breast Neoplasms. She graduated from University of Pennsylvania Perelman School...read moreMedical Oncology
Hematology
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University Of California At Los Angeles
Fellowship HospitalUcla
Residency HospitalUniversity Of Pennsylvania Perelman School Of Medicine
Medical School, 2004
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Affiliated Hospitals
- Recipient of 35
hospital awardsAmerica's 100 Best Hospitals Award™ (2025, 2024, 2023)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all patient feedbackHow patients felt about the care they received at this hospital.
86%Patients said they were given information about recovering at home2% higher than the national average
81%Patients would recommend the hospital to friends and family16% higher than the national average
- Recipient of 17
hospital awardsAmerica's 100 Best Hospitals Award™ (2024, 2023)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all awardsAmerica's 250 Best Hospitals Award™ (2024, 2023)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all patient feedbackHow patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home79%Patients would recommend the hospital to friends and family14% higher than the national average
- View all patient feedback
How patients felt about the care they received at this hospital.
85%Patients said they were given information about recovering at home1% higher than the national average
77%Patients said that doctors always listened to them and explained things well1% higher than the national average
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Compare Dr. Callahan with our nearby Medical Oncologists at Mayo.
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