Dr. Ann Callahan, MD
Dr. Ann Callahan, MD is a surgical oncologist in Torrance, CA. She is affiliated with medical facilities such as Kaiser Permanente Downey Medical Center and Abbott Northwestern Hospital.
Practice
23451 Madison St Ste 340 Torrance, CA 90505Make an Appointment
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Dr. Callahan's Reviews
Overall Patient Satisfaction
About Me
biography
Dr. Ann Callahan, MD is a surgical oncologist in Torrance, CA. She is affiliated with medical facilities such as Kaiser Permanente Downey Medical Center and Abbott Northwestern Hospital.Surgical Oncology
General Surgery
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University Of Virginia / Main Campus
Medical School
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Locations
Practice
- Call
- Fax
- Hours
- Mon: 8:00am - 5:00pm
- Tue: 8:00am - 5:00pm
- Wed: 8:00am - 5:00pm
- Thu: 8:00am - 5:00pm
- Fri: 8:00am - 5:00pm
- Sat: closed
- Sun: closed
- Directions
Practice
Practice
- Call
- Fax
- Hours
- Mon: 7:00am - 5:00pm
- Tue: 7:00am - 5:00pm
- Wed: 7:00am - 5:00pm
- Thu: 7:00am - 5:00pm
- Fri: 7:00am - 5:00pm
- Directions
Affiliated Hospitals
- Recipient of 26
hospital awardsSurgical Care Excellence 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 100 Best Hospitals Award™ (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
82%Patients said that doctors always listened to them and explained things well6% higher than the national average
- Recipient of 26
hospital awardsSurgical Care Excellence Award™ (2025)
Superior clinical outcomes in surgical care across 15 of the most common in-hospital surgical procedures including cardiac, vascular, joint replacement, prostate, spine, and gastrointestinal surgeries
View all awardsAmerica’s 50 Best Hospitals for Surgical Excellence Award™ (2024, 2023)
Superior clinical outcomes in surgical care across 15 of the most common in-hospital surgical procedures including cardiac, vascular, joint replacement, prostate, spine, and gastrointestinal surgeries
View all patient feedbackHow patients felt about the care they received at this hospital.
89%Patients said they were given information about recovering at home5% higher than the national average
77%Patients said that doctors always listened to them and explained things well1% higher than the national average
- View all patient feedback
How patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home75%Patients said that doctors always listened to them and explained things well1% lower than the national average
Compare with other Surgical Oncologists
Compare Dr. Callahan with our nearby Surgical Oncologists at Mayo.