The 20 Best Histiocytosis Doctors Near Me in District of Columbia, US

Find the Top Histiocytosis Experts and Specialists

The 20 Best Histiocytosis Doctors in District of Columbia, US

Last Updated: 02/22/2026

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MediFind found 16 doctor with experience in Histiocytosis near District of Columbia, US. Of these, 14 are Experienced and 2 are Advanced.

Location
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16 providers found
    Khaled M. El
    Experienced in Histiocytosis
    Oncology | Hematology
    Experienced in Histiocytosis
    Oncology | Hematology

    Sibley Memorial Hospital

    5255 Loughboro Road Northwest, Building B, Building B, 
    Washington, DC 
    Languages Spoken:
    English, Arabic

    Khaled M. El-Shami, M.B.Ch.B., Ph.D., is a medical oncologist at Johns Hopkins Kimmel Cancer Center at Sibley Memorial Hospital, as well as an assistant professor of oncology in the Division of Hematologic Malignancies at Johns Hopkins University School of Medicine. Listen to Dr. El-Shami's Cancer Matters podcast episode to learn more about his work. Dr. El-Shami's clinical interests are in hematologic malignancies, including leukemias, lymphomas and myelomas.. Dr. El-Shami graduated from Alexandria University Faculty of Medicine in Alexandria, Egypt, where he did a residency in the Department of Neurosurgery. He was a Chevening Scholar as a M.S. student in molecular genetics at the University of Sussex in the United Kingdom, as well as a Sam Cohen Windhoek Scholar as a Ph.D. student in cancer immunology at the Weizmann Institute in Israel. Dr. El-Shami also completed a residency in internal medicine at George Washington University School of Medicine, a fellowship in tumor immunology and biology at the National Cancer Institute, and a fellowship in medical oncology at Johns Hopkins University School of Medicine. Dr. El-Shami previously served as faculty at Georgetown University and George Washington University. Dr. El-Shami has been named a Top Doctor by Washingtonian Magazine for several years. Dr. El-Shami is a member of the American Association for Advancement of Science, the American Association of Cancer Research, the American Association of Immunologists, the American Society for Gene Therapy and the American Society of Clinical Oncology. Dr. El-Shami's research focus is on hematologic malignancies, including acute and chronic leukemias, myelodysplastic syndromes, myeloprolifetive neplasms and lymphomas. He has received the National Institutes of Health Clinical Research Scholars Award, an American Medical Association Seed Grant and an American Society of Clinical Oncology Merit Award. Dr. El is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Acute Myeloid Leukemia (AML), Myelodysplastic Syndrome (MDS), Acute Myeloblastic Leukemia without Maturation, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Dermatology
    Experienced in Histiocytosis
    Dermatology

    MedStar Health: Dermatology In Washington D.C.

    106 Irving St NW Ste 410 Office, 
    Washington, DC 
    Languages Spoken:
    English

    Michael Cardis is a Dermatologist in Washington, Washington, D.c.. Dr. Cardis is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Bullae, Bullous Pemphigoid, Cutis Marmorata Telangiectatica Congenita, and Acquired Ichthyosis.

    Experienced in Histiocytosis
    Experienced in Histiocytosis

    MedStar Health: Dermatology In Washington D.C.

    106 Irving St NW Ste 410 Office, 
    Washington, DC 
    Languages Spoken:
    English

    Thomas Stringer is a Dermatologist in Washington, Washington, D.c.. Dr. Stringer is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Melanoma, Giant Congenital Nevus, Giant Congenital Melanocytic Nevus, and Familial Atypical Multiple Mole Melanoma Syndrome.

    Learn about our expert tiers
    Experienced in Histiocytosis
    Experienced in Histiocytosis

    MedStar Health: Dermatology At Lafayette Centre

    1133 21st St NW Bldg 2, 
    Washington, DC 
    Languages Spoken:
    English

    Kristen Russomanno is a Dermatologist in Washington, Washington, D.c.. Dr. Russomanno is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Melanoma, Actinic Keratosis, Hypohidrotic Ectodermal Dysplasia, and Fetal Cystic Hygroma.

    Advanced in Histiocytosis
    Hematology | Oncology
    Advanced in Histiocytosis
    Hematology | Oncology

    Children's National Hospital

    111 Michigan Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Stephan Ladisch is a Hematologist and an Oncologist in Washington, Washington, D.c.. Dr. Ladisch is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Reticulohistiocytoma, Histiocytosis, Hemophagocytic Lymphohistiocytosis, and Langerhans Cell Histiocytosis.

    Advanced in Histiocytosis
    Pediatrics
    Advanced in Histiocytosis
    Pediatrics

    Children's National Hospital

    111 Michigan Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Jeffrey Dome is a Pediatrics provider in Washington, Washington, D.c.. Dr. Dome is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Rhabdoid Tumor, Denys-Drash Syndrome (DDS), Adult Soft Tissue Sarcoma, Nephrectomy, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Experienced in Histiocytosis

    Children's National Hospital

    111 Michigan Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Catherine Bollard is a Pediatrics provider in Washington, Washington, D.c.. Dr. Bollard is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Hodgkin Lymphoma, Graft Versus Host Disease (GvHD), Leukemia, Acute Lymphoblastic Leukemia (ALL), and Bone Marrow Transplant.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology

    Children's National Hospital

    111 Michigan Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Blachy Davila is a Hematologist and an Oncologist in Washington, Washington, D.c.. Dr. Davila is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Severe Combined Immunodeficiency (SCID), Hemophagocytic Lymphohistiocytosis, Graft Versus Host Disease (GvHD), Virus Associated Hemophagocytic Syndrome, and Bone Marrow Transplant.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology

    MedStar Georgetown Cancer Institute At MedStar Georgetown University Hospital

    3800 Reservoir Rd NW, 
    Washington, DC 
    Languages Spoken:
    English

    Susmita Sarangi is a Hematologist and an Oncologist in Washington, Washington, D.c.. Dr. Sarangi is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Reticulohistiocytoma, and Histiocytosis.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology

    MedStar Georgetown Cancer Institute At MedStar Georgetown University Hospital

    3800 Reservoir Rd NW, 
    Washington, DC 
    Languages Spoken:
    English

    Jeffrey Toretsky is a Hematologist and an Oncologist in Washington, Washington, D.c.. Dr. Toretsky is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Ewing Sarcoma, Osteosarcoma, Adult Soft Tissue Sarcoma, Rhabdomyosarcoma, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Experienced in Histiocytosis

    110 Irving Street Northwest Suite C2149

    110 Irving St NW Ste C2149, 
    Washington, DC 
    Languages Spoken:
    English
    Offers Telehealth

    Aarthi Shenoy is a Hematologist in Washington, Washington, D.c.. Dr. Shenoy is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Non-Hodgkin Lymphoma, Monoclonal Gammopathy of Undetermined Significance (MGUS), Schnitzler Syndrome, Follicular Lymphoma, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology

    Children's National Hospital

    111 Michigan Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Alexandra Dreyzin is a Hematologist and an Oncologist in Washington, Washington, D.c.. Dr. Dreyzin is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Leukemia, Hemophagocytic Lymphohistiocytosis, and Non-Langerhans-Cell Histiocytosis.

    Experienced in Histiocytosis
    Experienced in Histiocytosis

    GW The Medical Faculty Associate

    2150 Pennsylvania Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Mitchell Smith is a Hematologist in Washington, Washington, D.c.. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Follicular Lymphoma, Mantle Cell Lymphoma (MCL), and Bone Marrow Transplant.

    Experienced in Histiocytosis
    Experienced in Histiocytosis

    Office

    2150 Pennsylvania Ave NW Fl 1, 
    Washington, DC 
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Imadeddine Tabbara is a Hematologist in Washington, Washington, D.c.. Dr. Tabbara has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Breast Cancer, Angiosarcoma, Acute Myeloid Leukemia (AML), Paget Disease of the Breast, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Experienced in Histiocytosis

    Office

    2150 Pennsylvania Ave NW Fl 1, 
    Washington, DC 
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Faysal Haroun is a Hematologist in Washington, Washington, D.c.. Dr. Haroun has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Lung Adenocarcinoma, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology

    Howard University Hospital

    2041 Georgia Ave NW, 
    Washington, DC 
    Languages Spoken:
    English

    Patricia Oneal is a Hematologist and an Oncologist in Washington, Washington, D.c.. Dr. Oneal is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. Her top areas of expertise are Sickle Cell Disease, Hemolytic Anemia, Congenital Hemolytic Anemia, and Hemoglobinopathy.

    Showing 1-16 of 16

    Last Updated: 02/22/2026

    What is the definition of Histiocytosis?

    Histiocytosis is a general name for a group of disorders or "syndromes" that involve an abnormal increase in the number of specialized white blood cells that are called histiocytes.

    Recently, new knowledge about this family of diseases has led experts to develop a new classification. Five categories have been proposed:

    • L group -- includes Langerhans cell histiocytosis and Erdheim-Chester disease
    • C group -- includes non-Langerhans cell histiocytosis that involves the skin
    • M group -- includes malignant histiocytosis
    • R group -- includes Rosai-Dorfman disease
    • H Group -- includes hemophagocytic lymphohistiocytosis

    This article focuses only on the L group, which includes Langerhans cell histiocytosis and Erdheim-Chester disease.

    When should I see a Histiocytosis doctor in District of Columbia, US?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Histiocytosis doctor in District of Columbia, US?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Histiocytosis doctors in District of Columbia, US?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Histiocytosis doctors in District of Columbia, US?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Histiocytosis doctor in District of Columbia, US?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Histiocytosis doctor search results page. 

    Why is it important to get a second opinion from a different Histiocytosis doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Histiocytosis doctor in District of Columbia, US?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Histiocytosis doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Histiocytosis doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Histiocytosis doctors in District of Columbia, US?

    Look for the filter feature on the left side of the Histiocytosis doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Histiocytosis doctor that offers video calls?

    Look for the filter feature on the left-side of the Histiocytosis doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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