
Overview
Dr. Kleinberg specializes in the radiation treatments, including stereotactic radiosurgery, of brain and spinal tumors. Areas of research include both tumors arising in the central nervous system and tumors metastasizing from other locations. He also specializes in the treatment of esophageal tumors and has led national clinical trials in both therapy of brain tumors as well as esophageal cancer. Dr. Kleinberg has been recently named in the US News and World Report list of top 1% of doctors in his specialty. He is the co-chair of the Eastern Cooperative Oncology Group Brain Tumor Working Group, Vice-Chair of the NCI Cooperative Group Steering Committee for Esophageal and Gastric Tumors, and is a member of the NCI Cooperative Group Steering Committee for Gastrointestinal Tumors. He is also on the American College of Radiation Oncology Neurologic Cancer Practice Accreditation Team. Make A Gift.
Dr. Kleinberg is rated as an Advanced provider by MediFind in the treatment of Neural Crest Tumor. His top areas of expertise are Glioblastoma, Astrocytoma, Brain Tumor, Hepato-Pancreato-Biliary Surgery, and Gamma Knife Radiosurgery.
His clinical research consists of co-authoring 152 peer reviewed articles and participating in 5 clinical trials. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE PDP
- PPO
- HMO
- POS
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
401 North Broadway Street, Weinberg BLDG, Floor-L1 (Lobby Level), Weinberg BLDG, Floor-L1 (Lobby Level), Baltimore, MD 21287
10753 Falls Road, Pavilion II STE 145, Lutherville, MD 21093
5255 Loughboro Road Northwest, 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.
5 Clinical Trials
Sibley Memorial Hospital
"Dr. Rachit Kumar is a radiation oncologist specializing in genitourinary and gastrointestinal cancers. He is dedicated to patient-centered care, finding the most effective outcome for each patient and using the latest advances to minimize treatment time and side-effects. Dr. Kumar is frequently published in peer-reviewed journals on new methods of radiation therapy and the benefits to patient outcomes. He is a member of the Johns Hopkins Kimmel Cancer Center and treats patients at both Sibley Memorial Hospital and Suburban Hospital. Selected Publications Kumar R, Tchelebi LT, Anker CJ, Sharma N, Bianchi NA, Dragovic J, Goodman KA, Herman JM, Jiang Y, Jones WE, Kenney TJ, Lee P, Kundranda MK, Russo S, Small W, Suh WW, Yee N, and Jabbour SK. “American Radium Society (ARS) Appropriateness Use Criteria (AUC) for Loco-Regional Gastric Adenocarcinoma: Systemic Review and Guidelines.” American Journal of Clinical Oncology. 2022 Sep 1;45(9):391-402. Rooney MK, Traube B, Khan MK, Kumar R, and Walker GV. “Factors associated with image guided radiation therapy image rejection in a multi-site institution.” JCO Oncology Practice. Tang C, Hoffman KE, Allen PK, Gabel M, Schreiber D, Choi S, Chapin BF, Nguyen QN, Davis JW, Frank SJ, Navai N, McGuire SE, Anscher M, Pisters L, Pettaway CA, Kumar R, Linson P, Tripuraneni P, Tomaszewski JJ, Patel AB, Augspurger M, and Kuban DA. “Contemporary Prostate Cancer Treatment Choices in Multidisciplinary Clinics Referenced to National Trends.” Cancer. Tang C, Lei X, Smith GL, Pan HY, Hoffman K, Kumar R, Chapin BF, Shih YC, Frank SJ, and Smith BD. ""Influence of Geography on Prostate Cancer Treatment Coice: An Analysis of the National Medicare Database."" International Journal of Radiation Oncology Biology Physics. Tang C, Sherry AD, Haymaker C, Bathala T, Liu S, Fellman B, Aparicio A, Zurita-Saavedra A, Chun S, Reddy J, Choi S, Ghia A, McGuire S, Efstathiou E, Wang J, Wang J, Tu SM, Pilie P, Kovitz C, Kumar R, Roberts T, Borghero Y, Shi Z, Chapin B, Gomez D, Wistuba I, Corn and PG. “Addition of local consolidative therapy to intermittent hormone therapy for oligometastatic prostate cancer (EXTEND): a multicenter randomized phase II basket trial.” JAMA Oncology.". Dr. Kumar is rated as a Distinguished provider by MediFind in the treatment of Neural Crest Tumor. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Pancreatoblastoma, and Prostate Cancer.
Wellspan Medical Group
Ori Shokek is a Radiation Oncologist in York, Pennsylvania. Dr. Shokek is rated as an Advanced provider by MediFind in the treatment of Neural Crest Tumor. His top areas of expertise are Familial Prostate Cancer, Pleuropulmonary Blastoma, Lung Cancer, and Pineocytoma.
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. Kleinberg isElite. Learn about Astrocytoma.
- Brain TumorDr. Kleinberg isElite. Learn about Brain Tumor.
- GlioblastomaDr. Kleinberg isElite. Learn about Glioblastoma.
- GliomaDr. Kleinberg isElite. Learn about Glioma.
- Distinguished
- Atypical Teratoid Rhabdoid Tumor (ATRT)Dr. Kleinberg isDistinguished. Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
- Bone TumorDr. Kleinberg isDistinguished. Learn about Bone Tumor.
- Embryonal Tumor with Multilayered RosettesDr. Kleinberg isDistinguished. Learn about Embryonal Tumor with Multilayered Rosettes.
- EpendymomaDr. Kleinberg isDistinguished. Learn about Ependymoma.
- Gliomatosis CerebriDr. Kleinberg isDistinguished. Learn about Gliomatosis Cerebri.
- GliosarcomaDr. Kleinberg isDistinguished. Learn about Gliosarcoma.
- Advanced
- Acoustic NeuromaDr. Kleinberg isAdvanced. Learn about Acoustic Neuroma.
- Diencephalic SyndromeDr. Kleinberg isAdvanced. Learn about Diencephalic Syndrome.
- Gastroesophageal Junction CancerDr. Kleinberg isAdvanced. Learn about Gastroesophageal Junction Cancer.
- Glomus Jugulare TumorDr. Kleinberg isAdvanced. Learn about Glomus Jugulare Tumor.
- Glomus Tympanum TumorDr. Kleinberg isAdvanced. Learn about Glomus Tympanum Tumor.
- Neural Crest TumorDr. Kleinberg isAdvanced. Learn about Neural Crest Tumor.
- Experienced
- ALK-Positive Non-Small Cell Lung CancerDr. Kleinberg isExperienced. Learn about ALK-Positive Non-Small Cell Lung Cancer.
- Arteriovenous MalformationDr. Kleinberg isExperienced. Learn about Arteriovenous Malformation.
- Brain Stem CancerDr. Kleinberg isExperienced. Learn about Brain Stem Cancer.
- Breast CancerDr. Kleinberg isExperienced. Learn about Breast Cancer.
- ChordomaDr. Kleinberg isExperienced. Learn about Chordoma.
- Congenital Generalized FibromatosisDr. Kleinberg isExperienced. Learn about Congenital Generalized Fibromatosis.
