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Profile

Nikhil Sebastian

  • Department of Radiation Oncology
    Assistant Professor
  • (678) 843-7005
  • nikhil.sebastian@emory.edu
Head shot of Nikhil Sebastian

Overview

A board certified radiation oncologist, Nikhil T. Sebastian, MD, specializes in the treatment of lung and genitourinary cancers. He is skilled in Gamma Knife radiosurgery and treats patients at Emory Saint Joseph's Hospital and Emory Proton Therapy Center.

Dr. Sebastian's research interests include clinical trial development, integration of novel therapeutics, and identification of prognostic biomarkers.

Dr. Sebastian has published research articles in a number of leading journals including the International Journal of Radiation Oncology Biology Physics, Radiotherapy and Oncology, JAMA Network Open, and Advances in Radiation Oncology.

Dr. Sebastian has earned several awards and recognitions, including the American Society for Radiation Oncology Basic/Translational Science Award, the Radiological Society of North America Roentgen Research Award, the American Brachytherapy Society Prostate Brachytherapy Workshop Scholarship, and nomination for best abstract from the European Society for Radiotherapy and Oncology.

Academic Appointment

  • Assistant Professor, Department of Radiation Oncology, Emory University School of Medicine

Education

Degrees

  • MD from Ohio State University

Research

Publications

  • Utilization, health care expenditures, and patient costs of definitive treatment modalities for localized prostate cancer in the United States.
    Cancer Volume: 131 Page(s): e35795
    03/15/2025 Authors: Sebastian NT; Patil D; Patel PR; Jani AB; Hershatter BW; Dhere VR; Godette KD; Lorentz CA; Weiss AD; Joshi SS
  • The association of azole antifungals with overall survival in patients with non-small cell lung cancer receiving immune checkpoint inhibitors.
    Oncologist Volume: 30
    02/06/2025 Authors: Sebastian NT; Stokes WA; Behera M; Jiang R; Gutman DA; Huang Z; Burns A; Sukhatme V; Lowe MC; Ramalingam SS
  • A PI3K gene expression signature predicts for recurrence in early-stage non-small cell lung cancer treated with stereotactic body radiation therapy.
    Volume: 129 Page(s): 3971 - 3977
    12/15/2023 Authors: Sebastian NT; Webb A; Shilo K; Robb R; Xu-Welliver M; Haglund K; Brownstein J; DeNicola GM; Shen C; Williams TM
  • The Association of Improved Overall Survival with NSAIDs in Non-Small Cell Lung Cancer Patients Receiving Immune Checkpoint Inhibitors.
    Clin Lung Cancer Volume: 24 Page(s): 287 - 294
    05/01/2023 Authors: Sebastian NT; Stokes WA; Behera M; Jiang R; Gutman DA; Huang Z; Burns A; Sukhatme V; Lowe MC; Ramalingam SS
  • Impact of concomitant fibrates on immunotherapy outcomes for advanced non-small cell lung cancer.
    Cancer Med Volume: 12 Page(s): 358 - 367
    01/01/2023 Authors: Stokes WA; Behera M; Jiang R; Gutman DA; Huang Z; Burns A; Sebastian NT; Sukhatme V; Lowe MC; Ramalingam SS
  • Development of a MicroRNA Signature Predictive of Recurrence and Survival in Pancreatic Ductal Adenocarcinoma.
    Cancers (Basel) Volume: 13
    10/15/2021 Authors: Sebastian NT; Webb A; Merrell KW; Koay EJ; Wolfe AR; Zhang L; Wilhite TJ; Elganainy D; Robb R; Chen W
  • The Association of Radiation Therapy and Chemotherapy on Overall Survival in Merkel Cell Carcinoma: A Population-Based Analysis.
    Cureus Volume: 13 Page(s): e18276
    09/01/2021 Authors: Vayntraub A; Tayeb N; Squires B; Mehnert JM; Hassan Ii Q; Sebastian NT; Deryaniyagala R; Quinn TJ
  • In response to Bolukbasi et al.
    Radiother Oncol Volume: 155 Page(s): e11 - e12
    02/01/2021 Authors: Sebastian NT; Trifiletti D; Brown PD; Chan M; Palmer JD
  • Malignant ossifying fibromyxoid tumor of the brain treated with post-operative fractionated stereotactic radiation therapy: A case report and literature review.
    Surg Neurol Int Volume: 12 Page(s): 588
    01/01/2021 Authors: Beyer S; Sebastian NT; Prasad RN; Chu J; Liu K; Madan K; Jiang W; Ghose J; Blakaj DM; Palmer JD
  • Surgery with and without adjuvant radiotherapy is associated with similar survival in T4 colon cancer.
    Colorectal Dis Volume: 22 Page(s): 779 - 789
    07/01/2020 Authors: Sebastian NT; Tan Y; Miller ED; Williams TM; Diaz DA
  • Pre-treatment serum bicarbonate predicts for primary tumor control after stereotactic body radiation therapy in patients with localized non-small cell lung cancer.
    Radiother Oncol Volume: 140 Page(s): 26 - 33
    11/01/2019 Authors: Sebastian N; Wu T; Driscoll E; Willers H; Kelly S; Musunuru HB; Mo X; Tan Y; Bazan J; Haglund K
  • Survival after radiotherapy vs. radical prostatectomy for unfavorable intermediate-risk prostate cancer.
    Urol Oncol Volume: 37 Page(s): 813.e11 - 813.e19
    11/01/2019 Authors: Sebastian NT; McElroy JP; Martin DD; Sundi D; Diaz DA
  • Pre-treatment neutrophil-lymphocyte ratio is associated with overall mortality in localized non-small cell lung cancer treated with stereotactic body radiotherapy.
    Radiother Oncol Volume: 134 Page(s): 151 - 157
    05/01/2019 Authors: Sebastian N; Wu T; Bazan J; Driscoll E; Willers H; Yegya-Raman N; Bond L; Dwivedi A; Mo X; Tan Y
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