About Me
Robert Stewart, M.D., is a radiation oncologist specializing in the treatment of Head and Neck, Genitourinary and Ocular Malignancies. He uses many advanced techniques such Intensity Modulated Radiation Therapy (IMRT), Image Guided Radiation Therapy (IGRT), Stereotactic Body Radiation Therapy (SBRT), and brachytherapy to maximize local control and cure of the cancer while minimizing radiation side effects to healthy tissue.
Dr. Stewart graduated from Dalhousie University with a medical degree. He completed his Residency in Radiation Oncology at the Juravinski Cancer Center through McMaster University. Dr. Stewart then went on to complete a Fellowship in Brachytherapy through the Icahn School of Medicine at Mount Sinai Beth Israel Hospital.
Dr. Stewart’s primary research focus is attempting to improve clinical outcomes while limiting side effects in management of prostate cancer. In addition, Dr. Stewart has conducted research in the areas of adaptive treatment for Head and Neck Cancer and Intraoperative Radiotherapy. His work has resulted in multiple presentations at international meetings.
Language
Position
Hospital Affiliations
- Mount Sinai Morningside
- Mount Sinai Beth Israel
- Mount Sinai Brooklyn
- Mount Sinai Queens
- The Mount Sinai Hospital
- New York Eye and Ear Infirmary of Mount Sinai
- Mount Sinai West
About Me
Robert Stewart, M.D., is a radiation oncologist specializing in the treatment of Head and Neck, Genitourinary and Ocular Malignancies. He uses many advanced techniques such Intensity Modulated Radiation Therapy (IMRT), Image Guided Radiation Therapy (IGRT), Stereotactic Body Radiation Therapy (SBRT), and brachytherapy to maximize local control and cure of the cancer while minimizing radiation side effects to healthy tissue.
Dr. Stewart graduated from Dalhousie University with a medical degree. He completed his Residency in Radiation Oncology at the Juravinski Cancer Center through McMaster University. Dr. Stewart then went on to complete a Fellowship in Brachytherapy through the Icahn School of Medicine at Mount Sinai Beth Israel Hospital.
Dr. Stewart’s primary research focus is attempting to improve clinical outcomes while limiting side effects in management of prostate cancer. In addition, Dr. Stewart has conducted research in the areas of adaptive treatment for Head and Neck Cancer and Intraoperative Radiotherapy. His work has resulted in multiple presentations at international meetings.
Language
Position
Hospital Affiliations
- Mount Sinai Morningside
- Mount Sinai Beth Israel
- Mount Sinai Brooklyn
- Mount Sinai Queens
- The Mount Sinai Hospital
- New York Eye and Ear Infirmary of Mount Sinai
- Mount Sinai West
Clinical Focus
- Brain Tumor And Brain Cancer
- Esophageal Cancer
- Laryngeal Cancer
- Prostate Cancer
- Prostate-Specific Antigen (PSA) Test
- Radiation Therapy
- Stereotactic Radiosurgery
- Throat Cancer
- Thyroid Cancer
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Education
MD, Dalhousie University Faculty of Medicine
Residency, Radiation Oncology
Hamilton General Hospital/Hamilton Health Services
Fellowship, Radiation Oncology
McMaster University GME
Fellowship, Radiation Oncology
Mount Sinai Beth Israel
Certifications
Radiation Oncology
Locations
Insurance Information
Accepted insurance may vary by the doctor’s office location. Please contact the office directly to obtain the most up-to-date insurance information.
Patients with Cigna Medicare Advantage or Humana Medicare Advantage insurance: Please read this important message before booking to find out if out-of-network costs may apply to your next visit.
- Mount Sinai Union Square10 Union Square East, Suite 4E, New York, NY, 10003
- The Blavatnik Family – Chelsea Medical Center325 West 15th Street, (between 8th and 9th Avenues), New York, NY, 10011
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Information regarding insurance participation and billing by this physician may be found on this page, and can also be obtained by contacting this provider directly. Because physicians insurance participation can change, the insurance information on this page may not always be up-to-date. Please contact this physician directly to obtain the most up-to-date insurance information.
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Publications
Patient Experience Star Ratings and Comments
The Patient Experience Star Rating reflects our patients’ perception of how well their Mount Sinai provider communicated with them during an office visit. The Star Rating is based on patient responses to three questions on a patient experience survey, a standardized questionnaire sent to verified patients and distributed by a third party vendor, Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score.
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Care Provider’s Concern
Likelihood to Recommend Care Provider
Industry Relationships
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.
Dr. Stewart has not yet completed reporting of Industry relationships.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.
Dr. Stewart has not yet completed reporting of Industry relationships.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.