The 20 Best Histiocytosis Doctors Near Me in pasadena, CA

Find the Top Histiocytosis Experts and Specialists

Last Updated: 09/26/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 38 doctor with experience in Histiocytosis near pasadena, CA. Of these, 30 are Experienced, 7 are Advanced and 1 are Distinguished.

Location
LocationClose
38 providers found
    Experienced in Histiocytosis
    Experienced in Histiocytosis
    Referral may be required

    Christiane Querfeld, M.D., PH.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Christiane Querfeld is a Dermatologist practicing medicine in Duarte, California. Dr. Querfeld is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Mycosis Fungoides, Cutaneous T-Cell Lymphoma (CTCL), T-Cell Lymphoma, and Sezary Syndrome. Dr. Querfeld is currently accepting new patients.

    Experienced in Histiocytosis
    Experienced in Histiocytosis
    Referral may be required

    City Of Hope's Helford Clinical Research Hospital

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Farah Abdulla is a Dermatologist practicing medicine in Duarte, California. Dr. Abdulla is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Mycosis Fungoides, Cutaneous T-Cell Lymphoma (CTCL), T-Cell Lymphoma, and Sezary Syndrome. Dr. Abdulla is currently accepting new patients.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology
    Referral may be required

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Stephen Forman is a Hematologist and an Oncologist practicing medicine in Duarte, California. Dr. Forman is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Non-Hodgkin Lymphoma, Acute Myeloid Leukemia (AML), Graft Versus Host Disease (GvHD), Bone Marrow Transplant, and Bone Marrow Aspiration.

    Learn about our expert tiers
    Experienced in Histiocytosis
    Experienced in Histiocytosis
    Referral may be required

    Marlys R Drange MD Inc

    301 S Fair Oaks Ave Ste 105, 
    Pasadena, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Christiaan Hallman is a Dermatologist practicing medicine in Pasadena, California. Dr. Hallman is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Impetigo, Ecthyma, Tinea Versicolor, and Lichen Simplex Chronicus. Dr. Hallman is currently accepting new patients.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology
    Referral may be required

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English

    Anna Pawlowska is a Hematologist and an Oncologist practicing medicine in Duarte, California. Dr. Pawlowska is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Graft Versus Host Disease (GvHD), Chronic Graft Versus Host Disease (cGvHD), Bone Marrow Transplant, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Experienced in Histiocytosis
    Referral may be required

    Steven T. Rosen, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Steven Rosen is a Hematologist practicing medicine in Duarte, California. Dr. Rosen is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses T-Cell Lymphoma, Cutaneous T-Cell Lymphoma (CTCL), Non-Hodgkin Lymphoma, Bone Marrow Transplant, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology
    Referral may be required

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lihua Budde is a Hematologist and an Oncologist practicing medicine in Duarte, California. Dr. Budde is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Non-Hodgkin Lymphoma, Follicular Lymphoma, Mantle Cell Lymphoma (MCL), Bone Marrow Aspiration, and Bone Marrow Transplant.

    Distinguished in Histiocytosis
    Distinguished in Histiocytosis
    Referral may be required

    USC Norris Comprehensive Cancer Center And Hospital

    1441 Eastlake Ave, 
    Los Angeles, CA 
     (6.9 miles away)
    Languages Spoken:
    English

    Ilene Weitz is a Hematologist practicing medicine in Los Angeles, California. Dr. Weitz is rated as a Distinguished provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 33 other conditions, according to our data. Her clinical expertise encompasses Paroxysmal Nocturnal Hemoglobinuria (PNH), Autoimmune Hemolytic Anemia, Atypical Hemolytic Uremic Syndrome (aHUS), Splenectomy, and Bone Marrow Aspiration.

    Advanced in Histiocytosis
    Advanced in Histiocytosis
    Referral may be required

    Los Angeles Medical Center

    4867 W Sunset Blvd, 
    Los Angeles, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    David Cassarino is a Dermatologist practicing medicine in Los Angeles, California. Dr. Cassarino is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Epidermoid Cyst, Rosai-Dorfman Disease, Syringoma, and Acrospiroma. Dr. Cassarino is currently accepting new patients.

    Experienced in Histiocytosis
    Internal Medicine
    Experienced in Histiocytosis
    Internal Medicine

    Optum - Pasadena Urgent Care

    797 S Fair Oaks Ave, 
    Pasadena, CA 
     (1.1 miles away)
    Languages Spoken:
    English

    Louisa Liu is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Acquired Methemoglobinemia, Methemoglobinemia, Lymphofollicular Hyperplasia, Teratoma of the Mediastinum, and Orchiectomy.

    Experienced in Histiocytosis
    Hematology
    Experienced in Histiocytosis
    Hematology
    Referral may be required

    AHMC San Gabriel Valley Medical

    438 W Las Tunas Dr, 
    San Gabriel, CA 
     (3.8 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Xiangdong Bu is a Hematologist practicing medicine in San Gabriel, California. He has been practicing medicine for over 44 years. Dr. Bu is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Angiomyoma, Gallbladder Disease, Leukemia, and Cyclic Neutropenia.

    Experienced in Histiocytosis
    Experienced in Histiocytosis
    Referral may be required

    Office

    1450 San Pablo St Ste 2000, 
    Los Angeles, CA 
     (6.8 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Scott Worswick is a Dermatologist practicing medicine in Los Angeles, California. He has been practicing medicine for over 18 years. Dr. Worswick is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Pityriasis Rubra Pilaris, Erythema Multiforme, Stevens-Johnson Syndrome, and Scalded Skin Syndrome. Dr. Worswick is currently accepting new patients.

    Experienced in Histiocytosis
    Dermatology
    Experienced in Histiocytosis
    Dermatology
    Referral required

    Office

    1450 San Pablo St Ste 2000, 
    Los Angeles, CA 
     (6.8 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ashley Crew is a Dermatologist practicing medicine in Los Angeles, California. She has been practicing medicine for over 17 years. Dr. Crew is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Dissecting Cellulitis of the Scalp, DRESS Syndrome, Cellulitis, and Dermatomyositis. Dr. Crew is currently accepting new patients.

    Experienced in Histiocytosis
    Dermatology
    Experienced in Histiocytosis
    Dermatology
    Referral may be required

    Los Angeles General Medical Center Foundation Inc.

    1200 N State St, 
    Los Angeles, CA 
     (7.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Maggie Chow is a Dermatologist practicing medicine in Los Angeles, California. Dr. Chow is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Rosai-Dorfman Disease, Basal Cell Skin Cancer, Squamous Cell Skin Carcinoma, and Livedo Reticularis. Dr. Chow is currently accepting new patients.

    Experienced in Histiocytosis
    Experienced in Histiocytosis
    Referral may be required

    Leopoldo G. Hernandez MD Inc.

    3406 Whittier Blvd, 
    Los Angeles, CA 
     (8.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Leopoldo Hernandez is a Dermatologist practicing medicine in Los Angeles, California. Dr. Hernandez is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 80 other conditions, according to our data. His clinical expertise encompasses Melasma, Membranous Nephropathy, Candida Infection of the Skin, and Keratosis Pilaris. Dr. Hernandez is currently accepting new patients.

    Advanced in Histiocytosis
    Dermatology
    Advanced in Histiocytosis
    Dermatology
    Referral may be required

    Office

    1450 San Pablo St Ste 2000, 
    Los Angeles, CA 
     (6.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Gene Kim is a Dermatologist practicing medicine in Los Angeles, California. Dr. Kim is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Sebaceous Adenoma, Syringocystadenoma Papilliferum, Syringoma, Basal Cell Skin Cancer, and Aortic Valve Replacement. Dr. Kim is currently accepting new patients.

    Advanced in Histiocytosis
    Advanced in Histiocytosis
    Referral may be required

    USC Norris Comprehensive Cancer Center And Hospital

    1441 Eastlake Ave, 
    Los Angeles, CA 
     (6.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    George Yaghmour is a Hematologist practicing medicine in Los Angeles, California. Dr. Yaghmour is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Acute Myeloid Leukemia (AML), Acute Myeloblastic Leukemia without Maturation, Bone Marrow Aspiration, and Bone Marrow Transplant.

    Advanced in Histiocytosis
    Hematology | Oncology
    Advanced in Histiocytosis
    Hematology | Oncology
    Referral may be required

    Children's Hospital Los Angeles

    4650 W Sunset Blvd, 
    Los Angeles, CA 
     (9.0 miles away)
    Languages Spoken:
    English

    Rima Jubran is a Hematologist and an Oncologist practicing medicine in Los Angeles, California. Dr. Jubran is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Retinoblastoma, Gliomatosis Cerebri, Langerhans Cell Histiocytosis, and Reticulohistiocytoma.

    Advanced in Histiocytosis
    Pediatric Hematology Oncology | Pediatrics | Oncology
    Advanced in Histiocytosis
    Pediatric Hematology Oncology | Pediatrics | Oncology
    Referral may be required

    Kaiser Permanente Los Angeles Medical Center - Pediatrics Department

    4950 W Sunset Blvd, 
    Los Angeles, CA 
     (9.4 miles away)
    Languages Spoken:
    English

    Robert Cooper is a Pediatric Hematologist Oncology specialist and a Pediatrics provider practicing medicine in Los Angeles, California. Dr. Cooper is rated as an Advanced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Leukemia, Reticulohistiocytoma, Histiocytosis, Hepatoblastoma, and Bone Marrow Aspiration.

    Experienced in Histiocytosis
    Hematology | Oncology
    Experienced in Histiocytosis
    Hematology | Oncology
    Referral may be required

    UCLA Cancer Care DTLA

    700 W 7th St, Ste S270-B, 
    Los Angeles, CA 
     (9.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Caspian Oliai is a Hematologist and an Oncologist practicing medicine in Los Angeles, California. Dr. Oliai is rated as an Experienced provider by MediFind in the treatment of Histiocytosis. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Acute Myeloid Leukemia (AML), Multiple Myeloma, Bone Marrow Transplant, and Bone Marrow Aspiration. Dr. Oliai is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), and Internal Medicine. Dr. Oliai is currently accepting new patients.

    Showing 1-20 of 38

    Last Updated: 09/26/2026

    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 near pasadena, CA?

    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 near pasadena, CA?

    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 near pasadena, CA?

    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 near pasadena, CA?

    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 near pasadena, CA?

    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 near pasadena, CA?

    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 near pasadena, CA?

    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 

    Read more about our Content Policy.