Sahaja Acharya
Expertise in
3
conditions

Dr. Sahaja Acharya

Radiation Oncology
Johns Hopkins Medicine
Sidney Kimmel Comprehensive Cancer Center
401 North Broadway Street, Weinberg Building, Floor-L2, Weinberg Building, Floor-L2, 
Baltimore, MD 
Clinical Trials:Currently Recruiting for 1 Trial

Expertise in
3
conditions
Johns Hopkins Medicine
Sidney Kimmel Comprehensive Cancer Center
401 North Broadway Street, Weinberg Building, Floor-L2, Weinberg Building, Floor-L2, 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Sahaja Acharya is the Director of Pediatric Radiation Oncology within the Department of Radiation Oncology and Molecular Radiation Sciences. She specializes in pediatric brain tumors, pediatric sarcomas, and adult sarcomas. She is also the Associate Director for the Radiation Oncology Residency Program. She leads the Pediatric Radiation Oncology program at the Johns Hopkins Hospital and treats patients at both Johns Hopkins Hospital and Sibley Memorial Hospital. She has extensive expertise in proton therapy, SBRT, pediatric malignancies, and adult sarcoma. She is the Principal Investigator on external grants from ASCO Conquer Cancer, the Department of Defense, and the Carson Leslie Foundation. She is also the Principal Investigator of phase II pediatric brain tumor clinical trials. She has been invited to participate in multiple national and international guideline committees and regularly lectures on pediatric malignancies and proton therapy. Dr. Acharya received her Bachelor's in Chemistry and Political Science from Stanford University and her medical degree from Saint Louis University. She completed radiation oncology residency at Washington University in St. Louis.

Dr. Acharya is highly rated in 3 conditions, according to our data. Her top areas of expertise are Brain Tumor, Gliomatosis Cerebri, Glioma, and Posterior Fossa Tumor.

Her clinical research consists of co-authoring 53 peer reviewed articles and participating in 1 clinical trial. MediFind looks at clinical research from the past 15 years.

Residency
University of Washington School of Medicine, Radiation Oncology, 2017
Specialties
Radiation Oncology
Licenses
Radiology in MD
Board Certifications
American Board Of Radiology
Hospital Affiliations
The Johns Hopkins Hospital
Languages Spoken
English
Nepali
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
First Health
  • INSURANCE PLAN
  • MEDICARE PDP
  • PPO
Geisinger
  • HMO
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Johns Hopkins Healthcare
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
View 3 Less Insurance Carriers -

Locations

Sidney Kimmel Comprehensive Cancer Center
401 North Broadway Street, Weinberg Building, Floor-L2, Weinberg Building, Floor-L2, Baltimore, MD 21287
Call: 410-502-8000
Other Locations
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.


1 Clinical Trials

A Phase II Study of Hippocampal-Avoidance Using Proton Therapy in Low-Grade Glioma
A Phase II Study of Hippocampal-Avoidance Using Proton Therapy in Low-Grade Glioma
Enrollment Status: Recruiting
Publish Date: December 16, 2024
Intervention Type: Radiation
Study Phase: Not Applicable

53 Total Publications

Characterizing long-term neurocognitive outcomes through diffusion tensor imaging in childhood brain tumor survivors.
Characterizing long-term neurocognitive outcomes through diffusion tensor imaging in childhood brain tumor survivors.
Journal: Neuro-oncology
Published: March 22, 2025
View All 53 Publications
Similar Doctors
Lawrence R. Kleinberg
Expertise in
28
conditions
Dr. Lawrence R. Kleinberg
Radiation Oncology
Expertise in
28
conditions
Dr. Lawrence R. Kleinberg
Radiation Oncology

Sidney Kimmel Comprehensive Cancer Center

401 North Broadway Street, Weinberg BLDG, Floor-L1 (Lobby Level), Weinberg BLDG, Floor-L1 (Lobby Level), 
Baltimore, MD 
 (1.2 miles away)
410-502-8000
Languages Spoken:
English
See accepted insurances
Offers Telehealth

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.

Russell Hales
Expertise in
18
conditions
Dr. Russell Hales
Radiation Oncology
Expertise in
18
conditions
Dr. Russell Hales
Radiation Oncology

Johns Hopkins Bayview Medical Center

4940 Eastern Avenue, 
Baltimore, MD 
 (2.5 miles away)
410-550-0100
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Russell Hales, M.D., is an assistant professor of radiation oncology and molecular radiation sciences at the Johns Hopkins University School of Medicine. He also is director of the thoracic multidisciplinary clinic. His research focuses on reconstructing health delivery models to enhance value and improve clinical outcomes. He also studies the effect of immunotherapy and RT in thoracic tumors. Dr. Hales was awarded an R21 grant to study the use of dynamic MRI in predicting tumor motion in patient with lung cancer. Taken together, his research focuses on optimizing patient outcomes using resources from physics, engineering, biology and health delivery systems. Dr. Hales’ efforts extend beyond radiation oncology and clinical management. He has helped to lead in the thoracic oncology program, which includes 20 faculty members and nearly 50 staff, to help chart a vision for this program’s future. In the last four years, the program has gradually transitioned from The Johns Hopkins Hospital campus to Johns Hopkins Bayview Medical Center. Dr. Hales was tasked to head the building and design committee that worked with architects to create a structure conducive to 21st century oncology care. His work extends beyond the bricks and mortar of the new cancer center today to team development within the thoracic oncology program. Simply put, the thoracic oncology move was designed to conceptualize the transition of care from department-based to disease-based medicine. As such, Dr. Hales has worked to integrate the efforts of specialists in medical oncology, thoracic surgery, interventional pulmonology, pathology and radiology. These experts share a clinical space focused on thoracic malignancies and bring a patient-centered model of care to their group. Dr. Hales graduated from Brigham Young University Summa Cum Laude and Valedictorian in 2001. He attended Johns Hopkins Medicine and graduated with an M.D. in 2005. He trained on the Osler Medical Service and attended residency at Johns Hopkins. He joined the faculty at Hopkins in 2010. Dr. Hales focus in program building, research and clinical endeavors is robust, but he understands the key role of academia in training future leaders in medicine. He has been awarded Teacher of the Year in the department of radiation oncology at Hopkins for three of the last six years. He is a well-respected lecturer and travels nationally to speak at conferences and educational workshops about novel therapies in lung and esophagus cancer. Make A Gift. Dr. Hales is highly rated in 18 conditions, according to our data. His top areas of expertise are Lung Cancer, Small Cell Lung Cancer (SCLC), Thymic Epithelial Tumor, Non-Small Cell Lung Cancer (NSCLC), and Endoscopy.

Akila Viswanathan
Expertise in
10
conditions
Dr. Akila Viswanathan
Radiation Oncology
Expertise in
10
conditions
Dr. Akila Viswanathan
Radiation Oncology

Sidney Kimmel Comprehensive Cancer Center

Baltimore, MD 
 (1.2 miles away)
410-502-8000
Languages Spoken:
English
See accepted insurances
Offers Telehealth

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.

VIEW MORE Radiation Oncologists

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

Find Dr. Acharya's expertise for a condition
ConditionClose
      • Advanced
      • Brain Tumor
        Dr. Acharya is
        Advanced
        . Learn about Brain Tumor.
        See more Brain Tumor experts
      • Glioma
        Dr. Acharya is
        Advanced
        . Learn about Glioma.
        See more Glioma experts
      • Gliomatosis Cerebri
        Dr. Acharya is
        Advanced
        . Learn about Gliomatosis Cerebri.
        See more Gliomatosis Cerebri experts
      • Experienced
      • Adenoid Cystic Carcinoma
        Dr. Acharya is
        Experienced
        . Learn about Adenoid Cystic Carcinoma.
        See more Adenoid Cystic Carcinoma experts
      • Adult Soft Tissue Sarcoma
        Dr. Acharya is
        Experienced
        . Learn about Adult Soft Tissue Sarcoma.
        See more Adult Soft Tissue Sarcoma experts
      • Alveolar Soft Part Sarcoma
        Dr. Acharya is
        Experienced
        . Learn about Alveolar Soft Part Sarcoma.
        See more Alveolar Soft Part Sarcoma experts
      • Astrocytoma
        Dr. Acharya is
        Experienced
        . Learn about Astrocytoma.
        See more Astrocytoma experts
      • Atypical Teratoid Rhabdoid Tumor (ATRT)
        Dr. Acharya is
        Experienced
        . Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
        See more Atypical Teratoid Rhabdoid Tumor (ATRT) experts
      • Bone Tumor
        Dr. Acharya is
        Experienced
        . Learn about Bone Tumor.
        See more Bone Tumor experts
      View All 40 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      1. Homepage
      2. Radiation Oncologists Baltimore, MD
      3. Dr. Sahaja Acharya
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

          Close
          0 / 1000

          Please provide us with the below insurance information:

                By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.