Lawrence R. Kleinberg
Expertise in
28
conditions

Dr. Lawrence R. Kleinberg

Radiation Oncology
Johns Hopkins Medicine
Sidney Kimmel Comprehensive Cancer Center
401 North Broadway Street, Weinberg BLDG, Floor-L1 (Lobby Level), Weinberg BLDG, Floor-L1 (Lobby Level), 
Baltimore, MD 
Offers Telehealth

Expertise in
28
conditions
Johns Hopkins Medicine
Sidney Kimmel Comprehensive Cancer Center
401 North Broadway Street, Weinberg BLDG, Floor-L1 (Lobby Level), Weinberg BLDG, Floor-L1 (Lobby Level), 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

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 highly rated in 28 conditions, according to our data. 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.

Residency
Memorial Sloan-Kettering Cancer Center, Radiation Oncology, 1993
Specialties
Radiation Oncology
Licenses
Radiology in MD
Board Certifications
American Board Of Radiology
Hospital Affiliations
The Johns Hopkins Hospital
Languages Spoken
English
Gender
Male

Insurance

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Accepted insurance plans:

Aetna
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View 5 Less Insurance Carriers -

Locations

Sidney Kimmel Comprehensive Cancer Center
401 North Broadway Street, Weinberg BLDG, Floor-L1 (Lobby Level), Weinberg BLDG, Floor-L1 (Lobby Level), Baltimore, MD 21287
Call: 410-502-8000
Other Locations
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
10753 Falls Road, Pavilion II STE 145, Lutherville, MD 21093
Call: 410-502-8000
Sibley Memorial Hospital
5255 Loughboro Road Northwest, Washington, DC 20016
Call: 410-502-8000

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

Pilot Study of Spectroscopic MRI-Guided, Dose-Escalated Radiation Therapy for Newly-Diagnosed Glioblastoma
Pilot Study of Spectroscopic MRI-Guided, Dose-Escalated Radiation Therapy for Newly-Diagnosed Glioblastoma
Enrollment Status: Completed
Publish Date: August 03, 2025
Intervention Type: Drug, Procedure, Radiation
Study Drug: Temozolomide
Study Phase: Phase 2
Phase I Safety Study of Stereotactic Radiosurgery With Concurrent and Adjuvant PD-1 Antibody Nivolumab in Subjects With Recurrent or Advanced Chordoma
Phase I Safety Study of Stereotactic Radiosurgery With Concurrent and Adjuvant PD-1 Antibody Nivolumab in Subjects With Recurrent or Advanced Chordoma
Enrollment Status: Active_not_recruiting
Publish Date: June 13, 2025
Intervention Type: Biological, Other, Radiation
Study Drug: Nivolumab
Study Phase: Phase 1
A Phase II Trial of Low Dose Fractionated Radiation Therapy as a Chemo-Potentiator of Salvage Temozolomide for Recurrent Anaplastic Astrocytoma and Glioblastoma Multiforme
A Phase II Trial of Low Dose Fractionated Radiation Therapy as a Chemo-Potentiator of Salvage Temozolomide for Recurrent Anaplastic Astrocytoma and Glioblastoma Multiforme
Enrollment Status: Completed
Publish Date: July 03, 2023
Intervention Type: Radiation, Drug
Study Drug: Temozolomide
Study Phase: Phase 2
A Pilot Study of Stereotactic Radiosurgery Combined With Nivolumab in Patients With Newly Diagnosed Melanoma Metastases in the Brain and Spine
A Pilot Study of Stereotactic Radiosurgery Combined With Nivolumab in Patients With Newly Diagnosed Melanoma Metastases in the Brain and Spine
Enrollment Status: Completed
Publish Date: November 30, 2021
Intervention Type: Radiation, Biological, Other
Study Drug: Nivolumab
Study Phase: Phase 1
Phase II Study of Post-Operative Stereotactic Radiosurgery for Solid Tumor Spine Metastases
Phase II Study of Post-Operative Stereotactic Radiosurgery for Solid Tumor Spine Metastases
Enrollment Status: Completed
Publish Date: June 25, 2020
Intervention Type: Radiation
Study Phase: Phase 2
View 4 Less Clinical Trials

152 Total Publications

Correction to: Stereotactic radiosurgery for patients with extensive brain metastases across the disease course.
Correction to: Stereotactic radiosurgery for patients with extensive brain metastases across the disease course.
Journal: Journal of neuro-oncology
Published: November 03, 2025
View All 152 Publications
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Radiation Oncology

Sidney Kimmel Comprehensive Cancer Center

Baltimore, MD 
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410-502-8000
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Akila Viswanathan, M.D., M.P.H., is the director for the Department of Radiation Oncology and Molecular Radiation Sciences, and a professor of radiation oncology, gynecology/obstetrics and oncology for Johns Hopkins University School of Medicine. Dr. Viswanathan leads the department emphasizing excellence in clinical care, research and education. She has expertise with gynecologic cancers and their treatment, including cervical and uterine cancers and image-guided brachytherapy. She has developed numerous clinical innovations and initiated several system-wide integration efforts at all sites, including Green Spring Station, Bayview, Johns Hopkins Hospital, Suburban's Rockledge site, and Sibley Memorial Hospital for the Johns Hopkins Department of Radiation Oncology. Dr. Viswanathan earned her undergraduate degree at Harvard University, her medical degree at the University of Pittsburgh School of Medicine, followed by her Masters in Public Health and Masters in Epidemiology at the Harvard School of Public Health. She completed a residency in radiation oncology at the Joint Center for Radiation Therapy at Harvard Medical School, where she served as chief resident. She has had research grant funding through the National Cancer Institute K07, R21 and R01 programs to support efforts in gynecologic cancers, specifically looking at the identification of gynecologic tumors at the time of brachytherapy under magnetic resonance imaging. The research team has developed several novel clinical innovations. Dr. Viswanathan has been named one of America's Top Doctors by Newsweek, Who’s who in America, and a Super Doctor by the Washington Post magazine. Dr. Viswanathan served as President and Chair of the Board of the American Brachytherapy Society; Chair of Education Committee for American Society for Radiation Oncology; and, on the Gynecologic Cancer Steering Committee and the uterine cancer task force for the National Cancer Institute. Dr. Akila Viswanathan has published more than 200 articles and chapters, and lectures nationally and internationally. She is the Editor-in-Chief for Seminars in Radiation Oncology. She is on the editorial board of Gynecologic Oncology and Brachytherapy, and is an editor of several textbooks including Gynecologic Radiation Therapy: Novel Approaches to Image-Guidance and Management, Radiation Therapy Techniques for Gynecologic Cancers, and Gunderson and Tepper's Clinical Radiation Oncology. Make A Gift. Dr. Viswanathan is highly rated in 10 conditions, according to our data. Her top areas of expertise are Vaginal Cancer, Cervical Cancer, Vulvar Cancer, Vulvectomy, and Cordotomy.

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Sidney Kimmel Comprehensive Cancer Center

Baltimore, MD 
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410-502-8000
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English
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Dr. Kristin Redmond specializes in the treatment of brain tumors and leads the spinal radiosurgery program. She received her undergraduate degree from Princeton University where she graduated magna cum laude with a focus in neuro-psychology. She attended medical school and obtained a Masters in Public Health in health systems management at Tulane University where she was elected to the Alpha Omega Alpha Honor Medical Society as well as the Gold Humanism in Medicine Honor Society. Dr. Redmonds research interest focuses on the development of novel radiation techniques and therapeutic agents to treat brain and spine tumors in order to increase tumor control and overall survival. In addition, she is working to develop innovative approaches to try to limit long term toxicities and minimize neuro-cognitive dysfunction following treatment for tumors of the central nervous system. Dr. Redmond believes in a holistic approach to medicine and feels that the social and psychological components of patient care are equally important to traditional therapies. She works closely with a team of specialists to support patients and families during their cancer journey. Make A Gift. Dr. Redmond is highly rated in 33 conditions, according to our data. Her top areas of expertise are Chordoma, Brain Tumor, Astrocytoma, and Metastatic Brain Tumor.

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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.

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Find Dr. Kleinberg's expertise for a condition
ConditionClose
  • Elite
  • Astrocytoma
    Dr. Kleinberg is
    Elite
    . Learn about Astrocytoma.
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  • Brain Tumor
    Dr. Kleinberg is
    Elite
    . Learn about Brain Tumor.
    See more Brain Tumor experts
  • Glioblastoma
    Dr. Kleinberg is
    Elite
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  • Glioma
    Dr. Kleinberg is
    Elite
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  • Distinguished
  • Atypical Teratoid Rhabdoid Tumor (ATRT)
    Dr. Kleinberg is
    Distinguished
    . Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
    See more Atypical Teratoid Rhabdoid Tumor (ATRT) experts
  • Bone Tumor
    Dr. Kleinberg is
    Distinguished
    . Learn about Bone Tumor.
    See more Bone Tumor experts
  • Embryonal Tumor with Multilayered Rosettes
    Dr. Kleinberg is
    Distinguished
    . Learn about Embryonal Tumor with Multilayered Rosettes.
    See more Embryonal Tumor with Multilayered Rosettes experts
  • Ependymoma
    Dr. Kleinberg is
    Distinguished
    . Learn about Ependymoma.
    See more Ependymoma experts
  • Gliomatosis Cerebri
    Dr. Kleinberg is
    Distinguished
    . Learn about Gliomatosis Cerebri.
    See more Gliomatosis Cerebri experts
  • Gliosarcoma
    Dr. Kleinberg is
    Distinguished
    . Learn about Gliosarcoma.
    See more Gliosarcoma experts
View All 15 Distinguished Conditions
  • Advanced
  • Acoustic Neuroma
    Dr. Kleinberg is
    Advanced
    . Learn about Acoustic Neuroma.
    See more Acoustic Neuroma experts
  • Diencephalic Syndrome
    Dr. Kleinberg is
    Advanced
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  • Gastroesophageal Junction Cancer
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    Advanced
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  • Glomus Jugulare Tumor
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  • Experienced
  • ALK-Positive Non-Small Cell Lung Cancer
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View All 37 Experienced Conditions
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