Dr. Christopher K. Sinha

Head and neck surgeon David Eisele specializes in surgery for malignant and benign tumors of the head and neck, with a focus on salivary gland neoplasms and disorders of the salivary glands that can be treated surgically. He is an expert in minimally invasive surgical approaches, including sialendoscopy. Salivary gland neoplasms and disorders are also the focus of Dr. Eisele’s research. He has published more than 300 research papers and edited multiple books related to head and neck surgery. Dr. Eisele earned a medical degree from Cornell University Medical College and completed residency training in general surgery and in otolaryngology–head and neck surgery at the University of Washington. From 2012 to 2025, he served as director of the Department of Otolaryngology–Head and Neck Surgery at the Johns Hopkins University School of Medicine. Dr. Eisele is rated as an Elite provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Salivary Duct Stones, Salivary Gland Tumors, Throat Cancer, Laryngectomy, and Gastrostomy.

Dr. Tanguy Seiwert is an oncologist in Baltimore, caring for patients with head and neck cancer. He serves as the director of the Head and Neck Cancer Oncology Disease Program and the co-director of the Bloomberg~Kimmel Institute for Immunotherapy at the Head and Neck Cancer Program at the Johns Hopkins School of Medicine. Dr. Seiwert earned his M.D. at Johannes Gutenberg Universität in Mainz, Germany. He completed his residency at the Duke University School of Medicine and performed a fellowship in hematology/oncology at the University of Chicago Medicine Mitchell Hospital-Hyde Park. Dr. Seiwert joined the Johns Hopkins faculty in 2019. Prior to joining Johns Hopkins, Dr. Seiwert was director of the Head and Neck Cancer Program at the University of Chicago. Dr. Seiwert’s research interests include immunologic and genomic profiling. He has given numerous invited talks on head and neck cancer both nationally and internationally. Dr. Seiwert served as chief editor for Frontiers in Head and Neck Cancer and as an editorial board member for the Journal of Clinical Oncology and Oral Oncology. He is a reviewer for multiple medical journals, including Lancet Oncology, Annals of Oncology and Clinical Cancer Research. He has been recognized by the American Association for Clinical Oncology for multiple Merit Awards and a Young Investigator Award. He was a member of the NCI Head and Neck Cancer Steering Committee, and is a member of the American Association for Clinical Oncology, the Society for Immunotherapy of Cancer, and the European Society of Clinical Oncology. Dr. Seiwert is rated as an Advanced provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Glioma, Laryngeal Cancer, Tongue Cancer, Oral Squamous Cell Carcinoma, and Gastrostomy.

Karim Boudadi, M.D., is a medical oncologist and hematologist with the Johns Hopkins Kimmel Cancer Center at Sibley Memorial Hospital in Washington, D.C., and an assistant professor in the Department of Oncology at Johns Hopkins University School of Medicine. Listen to Dr. Boudadi’s Cancer Matters podcast episode to learn more about his work. Dr. Boudadi has expertise in treating cancers of the head and neck, including salivary gland cancers, as well as cancers of the esophagus, and bone and soft tissue sarcomas. Having completed dual training in medical oncology and hematology at Johns Hopkins University, Dr. Boudadi also treats patients with benign hematologic conditions or non-cancer related blood disorders, such as anemia, low blood counts, bleeding disorders, and clotting disorders. Dr. Boudadi earned his medical degree from the University of Rochester School of Medicine. He completed a residency in internal medicine at the University of Michigan in Ann Arbor, MI, and went on to serve as a clinical lecturer in the Department of Internal Medicine at the University of Michigan Medical School before joining Johns Hopkins. He then completed dual fellowship training in both hematology and medical oncology at the Johns Hopkins University School of Medicine. Dr. Boudadi's research during his fellowship focused on prostate cancer and immunotherapy. Dr. Boudadi is a member of the American Society of Clinical Oncology, the American Society of Hematology, the American College of Physicians, and the American Medical Association. He is also a member of the Hematology and Oncology Fellowship Selection Committee at The Johns Hopkins University School of Medicine. Dr. Boudadi has extensive clinical trial development experience and has published his work in peer-reviewed journals. His primary research interest is immunotherapy. Recent News Articles and Media Coverage Cancer Matters Podcast: Dr. Bill Nelson discussing the treatment of HPV related head and neck cancers, Johns Hopkins Kimmel Cancer Center Podcasts (May 23, 2019). Dr. Boudadi is rated as an Advanced provider by MediFind in the treatment of Epithelial-Myoepithelial Carcinoma. His top areas of expertise are Glioma, Mesenchymoma, Undifferentiated Pleomorphic Sarcoma, Gastrointestinal Stromal Tumor, and Prostatectomy.