The 20 Best Richter Syndrome Doctors Near Me in Vista, CA

Find the Top Richter Syndrome Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 31 doctor with experience in Richter Syndrome near Vista, CA. Of these, 26 are Experienced and 5 are Advanced.

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31 providers found
    Advanced in Richter Syndrome
    Advanced in Richter Syndrome

    Office

    910 Sycamore Ave Ste 370, 
    Vista, CA 
     (2.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Derek Helton is an Oncologist practicing medicine in Vista, California. Dr. Helton is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Anal Cancer, Familial Colorectal Cancer, Stomach Cancer, and Familial Pancreatic Cancer. Dr. Helton is currently accepting new patients.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    Uc San Diego Health-Vista Cancer Services

    910 Sycamore Ave Ste 102, 
    Vista, CA 
     (2.5 miles away)
    Languages Spoken:
    English

    Fareeha Siddiqui is a Hematologist practicing medicine in Vista, California. Dr. Siddiqui is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Lung Cancer, Pleuropulmonary Blastoma, Multiple Myeloma, and Follicular Lymphoma.

    Experienced in Richter Syndrome
    Internal Medicine
    Experienced in Richter Syndrome
    Internal Medicine

    Medical Group Of North County Inc.

    910 Sycamore Ave Ste 270, 
    Vista, CA 
     (2.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Charles Hergesheimer is an Internal Medicine provider practicing medicine in Vista, California. Dr. Hergesheimer is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His clinical expertise encompasses Vitamin D Deficiency, Breast Cancer, Paget Disease of the Breast, and Chronic Lymphocytic Leukemia (CLL).

    Learn about our expert tiers
    Experienced in Richter Syndrome
    Family Medicine
    Experienced in Richter Syndrome
    Family Medicine

    Cassidy Medical Group Inc.

    145 Thunder Dr, 
    Vista, CA 
     (2.8 miles away)
    Languages Spoken:
    English

    Hugh Hodsman is a primary care provider, practicing in Family Medicine in Vista, California. Dr. Hodsman is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and High Cholesterol.

    Experienced in Richter Syndrome
    Family Medicine
    Experienced in Richter Syndrome
    Family Medicine

    Rancho Santa Fe. Medical Group Inc.

    3230 Waring Ct Ste Q, 
    Oceanside, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Luis Navazo is a primary care provider, practicing in Family Medicine in Oceanside, California. Dr. Navazo is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Ringworm, Stasis Dermatitis and Ulcers, Peptic Ulcer, and Cellulitis.

    Experienced in Richter Syndrome
    Internal Medicine
    Experienced in Richter Syndrome
    Internal Medicine

    Uc San Diego Health-Vista

    910 Sycamore Ave, 
    Vista, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    Mary Jaramillo is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Jaramillo is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Familial Colorectal Cancer, Breast Cancer, Hypothyroidism, and Sitosterolemia.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    North County Oncology Medical Clinic Inc

    3617 Vista Way, 
    Oceanside, CA 
     (4.1 miles away)
    Languages Spoken:
    English

    Nayyar Siddique is a Hematologist practicing medicine in Oceanside, California. Dr. Siddique is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Breast Cancer, Polycythemia Vera, and Paget Disease of the Breast.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    North County Oncology Medical Clinic Inc

    3617 Vista Way, 
    Oceanside, CA 
     (4.1 miles away)
    Languages Spoken:
    English

    Warren Paroly is an Oncologist practicing medicine in Oceanside, California. Dr. Paroly is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Sideroblastic Anemia, Marginal Zone Lymphoma (MZL), and Juvenile Primary Osteoporosis.

    Experienced in Richter Syndrome
    Hematology
    Experienced in Richter Syndrome
    Hematology

    North County Oncology Medical Clinic Inc

    3617 Vista Way, 
    Oceanside, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Himani Singh is a Hematologist practicing medicine in Oceanside, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her clinical expertise encompasses Lynch Syndrome, Colorectal Cancer, Iron Deficiency Anemia, and Essential Thrombocythemia.

    Advanced in Richter Syndrome
    Hematology | Oncology
    Advanced in Richter Syndrome
    Hematology | Oncology

    Cleveland Clinic

    400 Craven Rd, 
    San Marcos, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Allison Winter is a Hematologist and an Oncologist practicing medicine in San Marcos, California. Dr. Winter is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 25 other conditions, according to our data. Her clinical expertise encompasses Non-Hodgkin Lymphoma, B-Cell Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Bone Marrow Transplant, and Bone Marrow Aspiration.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    Cleveland Clinic

    400 Craven Rd, 
    San Marcos, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bernard Silver is a Hematologist practicing medicine in San Marcos, California. Dr. Silver is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Autoimmune Hemolytic Anemia, Adult Immune Thrombocytopenia, Embolectomy, and Thrombectomy.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    CCARE San Marcos Cancer Center

    838 Nordahl Rd Fl 3, 
    San Marcos, CA 
     (5.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Michael Kosmo is a Hematologist practicing medicine in San Marcos, California. Dr. Kosmo is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Anemia, Breast Cancer, Paget Disease of the Breast, and Drug-Induced Thrombocytopenia. Dr. Kosmo is currently accepting new patients.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    CCARE San Marcos Cancer Center

    838 Nordahl Rd Fl 3, 
    San Marcos, CA 
     (5.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Edward Mcclay is an Oncologist practicing medicine in San Marcos, California. Dr. Mcclay is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Melanoma, Merkel Cell Carcinoma, Vitamin B12 Deficiency, and Familial Colorectal Cancer. Dr. Mcclay is currently accepting new patients.

    Experienced in Richter Syndrome
    Hematology Oncology | Hematology | Oncology
    Experienced in Richter Syndrome
    Hematology Oncology | Hematology | Oncology

    San Marcos Medical Offices

    400 Craven Rd, 
    San Marcos, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sara Capatanos is a Hematologist Oncology specialist and a Hematologist practicing medicine in San Marcos, California. Dr. Capatanos is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Inflammatory Breast Cancer. Dr. Capatanos is currently accepting new patients.

    Experienced in Richter Syndrome
    Family Medicine
    Experienced in Richter Syndrome
    Family Medicine

    Scripps Coastal Medical Center San Marcos

    111 Campus Way Ste 301, 
    San Marcos, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Imran Ahmed is a primary care provider, practicing in Family Medicine in San Marcos, California. Dr. Ahmed is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His clinical expertise encompasses Chronic Pain, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Experienced in Richter Syndrome
    Hematology Oncology | Hematology | Oncology
    Experienced in Richter Syndrome
    Hematology Oncology | Hematology | Oncology

    San Marcos Medical Offices

    400 Craven Road, 
    San Marcos, CA 
     (6.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sujatha Murali is a Hematologist Oncology specialist and a Hematologist practicing medicine in San Marcos, California. Dr. Murali is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her clinical expertise encompasses Breast Cancer, Angiosarcoma, Inflammatory Breast Cancer, and Paget Disease of the Breast. Dr. Murali is currently accepting new patients.

    Experienced in Richter Syndrome
    Family Medicine
    Experienced in Richter Syndrome
    Family Medicine

    Optum - Carlsbad Jefferson

    2910 Jefferson St, 
    Carlsbad, CA 
     (6.5 miles away)
    Experience:
    37+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gary Korff is a primary care provider, practicing in Family Medicine in Carlsbad, California. He has been practicing medicine for over 37 years. Dr. Korff is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, Purpura, and Osteomyelitis in Children. Dr. Korff is board certified in American Board Of Family Medicine. Dr. Korff is currently accepting new patients.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    PHMG Hematology/Oncology

    2125 Citracado Pkwy Ste 220, 
    Escondido, CA 
     (9.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Muneeb Choudry is an Oncologist practicing medicine in Escondido, California. Dr. Choudry is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), and EGFR Positive Lung Cancer.

    Advanced in Richter Syndrome
    Advanced in Richter Syndrome

    Office

    326 Santa Fe Dr Ste 105, 
    Encinitas, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alberto Bessudo is an Oncologist practicing medicine in Encinitas, California. Dr. Bessudo is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 54 other conditions, according to our data. His clinical expertise encompasses Bone Tumor, Multiple Myeloma, Colorectal Cancer, and Iron Deficiency Anemia.

    Experienced in Richter Syndrome
    Hematology
    Experienced in Richter Syndrome
    Hematology

    Scripps Clinic Encinitas-326 Santa Fe

    326 Santa Fe Dr, 
    Encinitas, CA 
     (11.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Mason is a Hematologist practicing medicine in Encinitas, California. Dr. Mason is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Posterior Fossa Tumor, Small Lymphocytic Lymphoma (SLL), Bone Marrow Aspiration, and Bone Marrow Transplant.

    Showing 1-20 of 31

    Last Updated: 04/28/2026

    What is the definition of Richter Syndrome?

    Richter syndrome is a rare condition in which chronic lymphocytic leukemia (CLL) changes into a fast-growing type of lymphoma. Symptoms of Richter syndrome can include fever, loss of weight and muscle mass, abdominal pain, and enlargement of the lymph nodes, liver, and spleen. Laboratory results may show anemia and low platelet counts (which can lead to easy bleeding and bruising).

    When should I see a Richter Syndrome doctor near Vista, 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 Richter Syndrome doctor near Vista, 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 Richter Syndrome doctors near Vista, 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 Richter Syndrome doctors near Vista, 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 Richter Syndrome doctor near Vista, 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 Richter Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Richter Syndrome 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 Richter Syndrome doctor near Vista, 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 Richter Syndrome 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 Richter Syndrome 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 Richter Syndrome doctors near Vista, CA?

    Look for the filter feature on the left side of the Richter Syndrome 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 Richter Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Richter Syndrome 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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