
Overview
Dr. Matthias Holdhoff is a medical oncologist and co-director of the Brain Cancer Disease Group at the Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins. He is a professor of oncology, neurology and neurological surgery at Johns Hopkins University School of Medicine. Dr. Holdhoff’s expertise is in primary brain cancers and central nervous system lymphomas. He earned his medical degree from Freie Universität Berlin, received his doctorate degree at Charité University Medicine Berlin. Dr. Holdhoff completed residency training in internal medicine at Johns Hopkins Bayview Medical Center, followed by a fellowship in medical oncology at Johns Hopkins Hospital with research training at the Ludwig Center for Cancer Genetics and Therapeutics (Kinzler-Vogelstein lab). As a clinical investigator in neuro-oncology, his research is focused on novel trials and translational biomarker studies in malignant gliomas and primary central nervous system lymphomas. He has led and contributed to numerous clinical trials, publications and presentations. Dr. Holdhoff serves as the director of the solid tumor inpatient service at the Sidney Kimmel Comprehensive Cancer Center. He is passionately involved in mentoring and teaching of fellows, residents and students. He is the director of the UCNS-certified neuro-oncology fellowship program at Johns Hopkins, and he is a teaching attending physician for the Osler internal medicine residency program.
Dr. Holdhoff is rated as an Elite provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Glioma, Glioblastoma, Astrocytoma, and Brain Tumor.
His clinical research consists of co-authoring 120 peer reviewed articles and participating in 12 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 61 articles and participated in 2 clinical trials in the study of Brain Tumor.
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Locations
201 North Broadway Street, Viragh BLDG 5th FL, Viragh BLDG 5th FL, Baltimore, MD 21287
5255 Loughboro Road Northwest, Building B, Washington, DC 20016
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
12 Clinical Trials
Skip Viragh Outpatient Cancer Center
Stuart Grossman, M.D., is a professor of oncology at the Johns Hopkins Kimmel Cancer Center. He has served as Principal Investigator and Director of the Central Operations office of the National Cancer Institute-funded phase I/II brain tumor consortia (New Approaches to Brain Tumor Therapy CNS Consortium and the Adult Brain Tumor Consortium) for the past 22 years. He has led many phase I, II, and III institutional and cooperative group translational and clinical brain cancer research projects. Dr. Grossman's expertise is in brain cancers, translational and clinical research, and directing large, multicenter, multidisciplinary clinical trial groups and training programs. Dr. Grossman was an intern and resident at Strong Memorial Hospital in Rochester, NY, and a fellow at the Johns Hopkins University School of Medicine. He received his M.D. from the University of Rochester. Dr. Grossman is rated as an Elite provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Glioblastoma, Astrocytoma, Glioma, and Gliomatosis Cerebri.
Sibley Memorial Hospital
Dr. Solmaz Sahebjam is a medical oncologist and an associate professor of oncology at Johns Hopkins University School of Medicine. Her expertise is in primary and metastatic brain tumors, breast cancer, and the development of new drugs for cancer. She earned her medical degree from Iran University of Medical Sciences, followed by a post-doctoral research fellowship at Shriners Hospital, McGill University in Montreal. Dr. Sahebjam completed residency training in internal medicine at Saint Vincent Hospital, followed by a fellowship in internal medicine at the University of Ottawa in Canada. She continued her training with a residency in medical oncology at McGill University in Canada followed by a fellowship in early-phase drug development, breast oncology, and neurooncology at Princess Margaret Hospital, University of Toronto in Canada. Dr. Sahebjam’s research is focused on the development of novel therapeutic regimens for the treatment of cancer including breast and central nervous system malignancies. Over the years, she has led and contributed to numerous clinical trials some of which have resulted in new treatment options for patients with cancer. Dr. Sahebjam is rated as an Elite provider by MediFind in the treatment of Brain Tumor. Her top areas of expertise are Glioma, Brain Tumor, Glioblastoma, Astrocytoma, and Awake Craniotomy.
Skip Viragh Outpatient Cancer Center
David Kamson is an Oncologist in Baltimore, Maryland. Dr. Kamson is rated as a Distinguished provider by MediFind in the treatment of Brain Tumor. His top areas of expertise are Brain Tumor, Glioblastoma, Gliosarcoma, Metastatic Brain Tumor, and Hormone Replacement Therapy (HRT).
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Elite
- AstrocytomaDr. Holdhoff isElite. Learn about Astrocytoma.
- Brain TumorDr. Holdhoff isElite. Learn about Brain Tumor.
- GlioblastomaDr. Holdhoff isElite. Learn about Glioblastoma.
- GliomaDr. Holdhoff isElite. Learn about Glioma.
- Gliomatosis CerebriDr. Holdhoff isElite. Learn about Gliomatosis Cerebri.
- OligodendrogliomaDr. Holdhoff isElite. Learn about Oligodendroglioma.
- Distinguished
- Atypical Teratoid Rhabdoid Tumor (ATRT)Dr. Holdhoff isDistinguished. Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
- Embryonal Tumor with Multilayered RosettesDr. Holdhoff isDistinguished. Learn about Embryonal Tumor with Multilayered Rosettes.
- EpendymomaDr. Holdhoff isDistinguished. Learn about Ependymoma.
- Metastatic Brain TumorDr. Holdhoff isDistinguished. Learn about Metastatic Brain Tumor.
- NeuroepitheliomaDr. Holdhoff isDistinguished. Learn about Neuroepithelioma.
- Pediatric Low-Grade Glioma (pLGG)Dr. Holdhoff isDistinguished. Learn about Pediatric Low-Grade Glioma (pLGG).
- Advanced
- Brain Stem CancerDr. Holdhoff isAdvanced. Learn about Brain Stem Cancer.
- Dysembryoplastic Neuroepithelial Tumors (DNET)
- MedulloblastomaDr. Holdhoff isAdvanced. Learn about Medulloblastoma.
- Non-Hodgkin LymphomaDr. Holdhoff isAdvanced. Learn about Non-Hodgkin Lymphoma.
- Experienced
- B-Cell LymphomaDr. Holdhoff isExperienced. Learn about B-Cell Lymphoma.
- Metastatic Pleural TumorDr. Holdhoff isExperienced. Learn about Metastatic Pleural Tumor.
- Neural Crest TumorDr. Holdhoff isExperienced. Learn about Neural Crest Tumor.
- NeuroblastomaDr. Holdhoff isExperienced. Learn about Neuroblastoma.
- PineoblastomaDr. Holdhoff isExperienced. Learn about Pineoblastoma.

