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Zachary S Zumsteg, MD
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3 Patient Reviews
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Office Hours

  • Mon:8:30am - 5:00pm
  • Tue:8:30am - 5:00pm
  • Wed:8:30am - 5:00pm
  • Thu:8:30am - 5:00pm
  • Fri:8:30am - 5:00pm

Zachary S Zumsteg, MD

Radiation Oncologist - General

Biography

Zachary S. Zumsteg, MD, is a faculty member in the Department of Radiation Oncology at Cedars-Sinai Samuel Oschin Comprehensive Cancer Institute. He completed his training in radiation oncology at Mem… Read more ›

Featured Review See More Reviews

Dr. Zumsteg has saved my life - TWICE. Does Cedars confer Sainthood on any of its doctors?, because Dr. Zumsteg is certainly deserving of that.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
University of MiamiBachelors DegreeOther2003
Stanford UniversityMasters DegreeOther2005
UCLA David Geffen School of MedicineDoctorateOther2010

InstitutionFocusYear
Residency - Memorial Sloan Kettering Cancer CenterOther2015
Internship - UCLA-Olive View Medical CenterOther2011

Photos

Provider Profile 0Provider Profile 1

Specialties

Languages Spoken
English
Medical Specialties
  • Radiation Oncologist

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5
Number of Reviews: 3
Most Recent Review: 03/01/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation

Listening Skills
Clear Explanations
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Verified Patient

“Dr. Zumsteg has saved my life - ...”

Dr. Zumsteg has saved my life - TWICE. Does Cedars confer Sainthood on any of its doctors?, because Dr. Zumsteg is certainly deserving of that.

Anonymous 03/01/2026
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Verified Patient

“Excellent experience...”

Excellent experience

Anonymous 10/28/2025
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Verified Patient

“This doctor showed me that he lo...”

This doctor showed me that he looked into myCase before he walked in the door. That impressedMe.

Anonymous 12/03/2025

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Christiane Michele Burnison, MD   -   Radiation Oncologist
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Zachary S Zumsteg, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Zachary S Zumsteg, MD has not yet specified the insurance plans he accepts.
     

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