Northwestern University Feinberg School of Medicine

Department of Radiation Oncology

Current Residents

Meet the current residents in our Radiation Oncology Residency Program.

Post Graduate Year 5/Chief Residents

Nitika Paudel, MD, PhD

Nitika Paudel, MD, PhD

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Hometown Kathmandu, Nepal
Undergraduate School Ramapo College of New Jersey
Graduate School Chicago Medical School, Rosalind Franklin University
Medical School Chicago Medical School, Rosalind Franklin University
Intern Year Program Weiss Memorial Hospital
Research/Academic Interests Education, Molecular Cancer Biology, Personalized Cancer Treatment, Quality Improvement
Outside Interests Traveling, hiking/trekking, photography, biking, food

Katarina Petras, MD

Katarina Petras, MD

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Hometown Oak Brook, Illinois
Undergraduate School Northwestern University
Medical School Loyola University
Intern Year Program Loyola University Medical Center, Internal Medicine
Research/Academic Interests Breast, GYN, Head and Neck, Lymphoma, Brachytherapy
Outside Interests Swimming, yoga, traveling, cooking and getting lost in a good book

Post Graduate Year 4

Chelain Goodman, MD, PhD

Chelain Goodman, MD, PhD

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Hometown Thousand Oaks, CA
Undergraduate School Swarthmore College
Graduate School Jefferson College of Biomedical Sciences, Thomas Jefferson University
Medical School Jefferson Medical College, Thomas Jefferson University
Intern Year Program Lankenau Medical Center
Research/Academic Interests Breast Cancer, Mechanisms of Tumor Resistance, Molecular Cancer Biology
Outside Interests Classical voice, theater, violin, cooking, traveling, spending time with friends

Jeffrey Gross, MD

Jeffrey Gross, MD

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Hometown West Bloomfield, Michigan
Undergraduate School University of Michigan
Medical School Northwestern Feinberg School of Medicine
Intern Year Program Presence St. Francis Hospital, Preliminary Medicine
Research/Academic Interests Clinical Trial Design, Patient-Reported and Quality-of-life Outcomes, Survivorship, Psycho-Oncology
Outside Interests Spending time with my kids, Cooking, Anything in nature (biking, hiking, canoeing, camping)

Post Graduate Year 3

Eric Nesbit, MD

Eric Nesbit, MD

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Hometown West Linn, Oregon
Undergraduate School Whitman College
Medical School Northwestern University Feinberg School of Medicine
Intern Year Program Providence St. Vincent Medical Center
Research/Academic Interests Breast, Head and Neck, Palliative Care, Quality of Life Outcomes
Outside Interests Cycling, backcountry skiing, sous vide cooking, classical piano

Laura Ashack, MD

Laura Ashack, MD

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Hometown Wyandotte, MI
Undergraduate School University of Michigan
Medical School Michigan State University
Intern Year Program St. Vincent Hospital
Research/Academic Interests CNS, Breast, and Gyn Malignancies, Quality-of-Life Outcomes, Personalized Medicine, Late Toxicity of Radiotherapy
Outside Interests Avid reader, cooking and baking, nutrition, running and exercise, traveling, global health opportunities, trivia nights, spending time with family/friends

Post Graduate Year 2

Tim Sita, MD, PhD

Tim Sita, MD, PhD

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Undergraduate School University of Wisconsin-Madison
Graduate School Northwestern University
Medical School Northwestern University Feinberg School of Medicine
Intern Year Program University of Illinois at Chicago
Research/Academic Interests CNS malignancies, Molecular Cancer Biology, Radiosensitizing Agents, Nanoparticle drug development and delivery
Outside Interests Spending time with my family, Grilling, Brewing, Marine aquariums

Seung-won Seol, MD, PhD

Seung-won Seol, MD, PhD

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Undergraduate School Yonsei University
Graduate School Yonsei and Sungkyunkwan University
Medical School Gachon University School of Medicine
Intern Year Program Icahn School of Medicine at Mount Sinai
Research/Academic Interests Head and neck, Breast, GI, GYN malignancies, Palliative care, Quality of life outcome, and personalized radiation therapy
Outside Interests Traveling, hiking, swimming, trying food from different countries, cooking, reading poetry