The 20 Best Richter Syndrome Doctors Near Me in Mount Kisco, NY

Find the Top Richter Syndrome Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 79 doctor with experience in Richter Syndrome near Mount Kisco, NY. Of these, 55 are Experienced, 21 are Advanced and 3 are Distinguished.

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79 providers found
    Jeffrey L. Halaas
    Advanced in Richter Syndrome
    Oncology | Hematology
    Advanced in Richter Syndrome
    Oncology | Hematology
    90 South Bedford Road, 
    Mount Kisco, NY 
     (0.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jeffrey Halaas is a Hematologist and an Oncologist in Mount Kisco, New York. Dr. Halaas is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Familial Colorectal Cancer, Pleuropulmonary Blastoma, Thrombocytopenia, and Monoclonal Gammopathy of Undetermined Significance (MGUS).

    Jonathan S. Goldberg
    Advanced in Richter Syndrome
    Hematology | Oncology
    Advanced in Richter Syndrome
    Hematology | Oncology
    90 South Bedford Road, 
    Mount Kisco, NY 
     (0.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jonathan Goldberg is a Hematologist and an Oncologist in Mount Kisco, New York. Dr. Goldberg is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Familial Prostate Cancer, Inflammatory Breast Cancer, Angiosarcoma, and Non-Hodgkin Lymphoma.

    Swati Sehgal
    Experienced in Richter Syndrome
    Hematology | Oncology
    Experienced in Richter Syndrome
    Hematology | Oncology

    Northwell Health Physician Partners Cancer Center At Northern Westchester

    400 East Main Street, 
    Mount Kisco, NY 
     (0.5 miles away)
    Languages Spoken:
    English, Hindi
    Offers Telehealth

    Swati Sehgal is a Hematologist and an Oncologist in Mount Kisco, New York. Dr. Sehgal is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Pleuropulmonary Blastoma, and Familial Pancreatic Cancer.

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    Julie M. Gold
    Experienced in Richter Syndrome
    Hematology | Oncology | Internal Medicine
    Experienced in Richter Syndrome
    Hematology | Oncology | Internal Medicine
    90 South Bedford Road, 
    Mount Kisco, NY 
     (0.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Julie Gold is a Hematologist and an Oncologist in Mount Kisco, New York. Dr. Gold is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Inflammatory Breast Cancer, Angiosarcoma, Paget Disease of the Breast, and HER-2 Positive Breast Cancer.

    Experienced in Richter Syndrome
    Hospital Medicine
    Experienced in Richter Syndrome
    Hospital Medicine
    90 South Bedford Road, 
    Mount Kisco, NY 
     (0.7 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Caroline Defilippo is a primary care provider, practicing in Hospital Medicine in Mount Kisco, New York. Dr. Defilippo has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are High Cholesterol, Melorheostosis with Osteopoikilosis, Melorheostosis, and Osteopenia.

    Anna W. Komorowski
    Advanced in Richter Syndrome
    Hematology | Oncology
    Advanced in Richter Syndrome
    Hematology | Oncology

    Northwell Health Physician Partners Hematology Oncology At Phelps

    777 North Broadway, Suite 102, 207, 
    Sleepy Hollow, NY 
     (9.9 miles away)
    Languages Spoken:
    English, Polish
    Offers Telehealth

    Anna Komorowski is a Hematologist and an Oncologist in Sleepy Hollow, New York. Dr. Komorowski is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Monoclonal Gammopathy of Undetermined Significance (MGUS), Myelodysplastic Syndrome (MDS), Anemia, Schnitzler Syndrome, and Bone Marrow Aspiration.

    Advanced in Richter Syndrome
    Oncology | Hematology
    Advanced in Richter Syndrome
    Oncology | Hematology
    2649 Strang Boulevard, Suite 208, 
    Yorktown Heights, NY 
     (7.9 miles away)
    Languages Spoken:
    English

    Jeffrey Ambinder is a Hematologist and an Oncologist in Yorktown Heights, New York. Dr. Ambinder is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Protein S Deficiency, Protein C Deficiency, Congenital Antithrombin 3 Deficiency, and Hereditary Resistance to Anti-Vitamin K.

    Heather L. Katz
    Experienced in Richter Syndrome
    Hematology | Oncology
    Experienced in Richter Syndrome
    Hematology | Oncology

    Northwell Health Physician Partners Hematology Oncology At Phelps

    777 North Broadway, Suite 102, 207, 
    Sleepy Hollow, NY 
     (9.9 miles away)
    Languages Spoken:
    English

    Heather Katz is a Hematologist and an Oncologist in Sleepy Hollow, New York. Dr. Katz is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), WT1-Related Wilms Tumor Syndromes, and Clear Cell Sarcoma.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    Office

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (0.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nicole Lanatra is a Hematologist in Mount Kisco, New York. Dr. Lanatra is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, Factor 11 Deficiency, and Factor V Leiden Thrombophilia.

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

    Office

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (0.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Edyta Skladzinska is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Skladzinska is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Cholecystitis, Secondary Parkinsonism, Familial Combined Hyperlipidemia, and Xanthoma.

    Carol Lederman
    Advanced in Richter Syndrome
    Advanced in Richter Syndrome

    WPHPA Cancer And Blood Specialists Of New York

    2 Longview Avenue, 3rd Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English

    Dr. Lederman received her medical degree from Cornell Medical College and completed residency in Internal Medicine at The Mount Sinai Hospital in New York. After serving one year as Chief Resident in Internal Medicine at Elmhurst Hospital in Queens, she completed fellowship training in Hematology and Oncology at New York Medical College/Westchester Medical Center. She served New York Medical College as Assistant Clinical Professor for several years, as well as being an active member of the New York Blood Center Transfusion Service. Dr. Lederman is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are GTP Cyclohydrolase 1 Deficiency, Glyceraldehyde-3-Phosphate Dehydrogenase Deficiency, Pseudocholinesterase Deficiency, and Deep Vein Thrombosis.

    Joshua P. Raff
    Advanced in Richter Syndrome
    Advanced in Richter Syndrome

    WPHPA Oncology & Hematology

    2 Longview Avenue, 2nd Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Joshua Raff, M.D. is the Director of the Digestive Cancer Program at White Plains Hospital, as well as the Leader of the Hospital's GI Cancer Program Conference. Dr. Raff received his medical degree from the Sackler School of Medicine at Tel Aviv University in 1997. He completed his residency in internal medicine at Montefiore Medical Center in the Bronx, and was a fellow of hematology and oncology at Albert Einstein College of Medicine from 2000-2003. Dr. Raff is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), Chronic Lymphocytic Leukemia (CLL), and Familial Pancreatic Cancer.

    Abraham Mittelman
    Advanced in Richter Syndrome
    Advanced in Richter Syndrome

    WPHPA Medical Oncology

    2 Longview Avenue, 4th Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English, Hungarian
    Offers Telehealth

    Dr. Mittelman earned his medical degree from his medical degree from Mt. Sinai School of Medicine. He completed his internship at Elmhurst Hospital Center, Queens, and his internal medicine residency at State University of NY Health Science Center, Brooklyn. He completed a fellowship in oncology at Memorial Sloan Kettering Cancer Center in July 1983. Dr. Mittelman is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Inflammatory Breast Cancer, and Colorectal Cancer.

    Mitchell I. Fenster
    Experienced in Richter Syndrome
    Internal Medicine
    Experienced in Richter Syndrome
    Internal Medicine

    Northwell Health Physician Partners At Valhalla

    465 Columbus Avenue, Suite 125, 
    Valhalla, NY 
     (7.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mitchell Fenster is a primary care provider, practicing in Internal Medicine in Valhalla, New York. Dr. Fenster is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are High Cholesterol, Type 2 Diabetes (T2D), COVID-19, and Multisystem Inflammatory Syndrome in Children (MIS-C).

    Advanced in Richter Syndrome
    Hematology
    Advanced in Richter Syndrome
    Hematology

    WMcHealth Physicians Advanced Hematology And Oncology, Hawthorne

    19 Bradhurst Ave Ste 2100N, 
    Hawthorne, NY 
     (8.2 miles away)
    Languages Spoken:
    English

    Bonnie Kiner is a Hematologist in Hawthorne, New York. Dr. Kiner is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Polycythemia Vera, Acute Myeloid Leukemia (AML), Acute Myeloblastic Leukemia without Maturation, Bone Marrow Aspiration, and Bone Marrow Transplant.

    Distinguished in Richter Syndrome
    Distinguished in Richter Syndrome

    NewYork-Presbyterian Medical Group Hudson Valley - Hematology And Oncology

    1978 Crompond Rd Ste G1, 
    Cortlandt Manor, NY 
     (10.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Mears is an Oncologist in Cortlandt Manor, New York. Dr. Mears is rated as a Distinguished provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Gastric Lymphoma, Non-Hodgkin Lymphoma, Monoclonal Gammopathy of Undetermined Significance (MGUS), and Schnitzler Syndrome. Dr. Mears is currently accepting new patients.

    Subuhee Hussain
    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    WPHPA Cancer And Blood Specialists Of New York

    2 Longview Avenue, 3rd Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English, Spanish, Urdu

    Dr. Subuhee Hussain is the Chief for the Department of Hematology & Oncology at White Plains Hospital. Dr. Hussain graduated from SUNY Upstate Medical University in Syracuse, NY and completed her residency in Internal Medicine at Beth Israel Medical Center in New York. She received Fellowship training in Medical Oncology and Hematology at Montefiore Medical Center Albert Einstein Cancer Center, and she is board certified in Medical Oncology, Hematology, and Internal Medicine. Dr. Hussain is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Neuroendocrine Tumor, Myeloproliferative Neoplasms (MPN), Pleuropulmonary Blastoma, and Lung Cancer.

    Dan Costin
    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    WPHPA Cancer And Blood Specialists Of New York

    2 Longview Avenue, 3rd Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English

    Dr. Dan Costin is Director of the White Plains Hospital Center for Cancer Care. He has been practicing medical oncology and hematology in Westchester since 1993. He received his B.S. in biochemistry at the University of California in Los Angeles and his medical degree at the University of California in San Francisco. He completed his internal medicine residency at Beth Israel Hospital in Boston in 1990, his fellowship in medical oncology at the National Cancer Institute in Bethesda in 1991, and his fellowship in hematology at New York University in 1993. He has been an attending physician at White Plains Hospital since 1993 and served as section chief of the department of Hematology-Oncology from 1999 to 2007. Dr. Costin is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Paget Disease of the Breast, Osteosarcoma, Chondrosarcoma, and Angiosarcoma.

    Yael S. Zack
    Experienced in Richter Syndrome
    Hematology
    Experienced in Richter Syndrome
    Hematology

    WPHPA Oncology & Hematology

    2 Longview Avenue, 2nd Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English, Hebrew
    Offers Telehealth

    Dr. Yael Zack is a member of White Plains Hospital Physician Associates, Oncology & Hematology of White Plains. Dr. Zack is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Anemia, Paget Disease of the Breast, Large-Cell Immunoblastic Lymphoma, and Familial Colorectal Cancer.

    Owen O'connor
    Experienced in Richter Syndrome
    Experienced in Richter Syndrome

    WPHPA Cancer And Blood Specialists Of New York

    2 Longview Avenue, 3rd Floor, 
    White Plains, NY 
     (12.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Owen A. O'Connor is internationally renowned for his expertise on the diagnosis and treatment of all forms of lymphoma, with over 25 years of experience in academic medicine. He has invented and pioneered the development of several first in class drugs for the treatment of lymphoma, including one he co-invented for T-cell lymphoma which has now been approved in over 35 countries around the world. He has held several prestigious leadership positions at the major cancer centers in New York City, including Memorial Sloan Kettering Cancer Center, New York University Medical Center, and Cornell and Columbia University Medical Centers. Dr. O'connor is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Peripheral T-Cell Lymphoma, T-Cell Lymphoma, Non-Hodgkin Lymphoma, and Anaplastic Large Cell Lymphoma.

    Showing 1-20 of 79

    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 Mount Kisco, NY?

    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 Mount Kisco, NY?

    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 Mount Kisco, NY?

    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 Mount Kisco, NY?

    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 Mount Kisco, NY?

    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 Mount Kisco, NY?

    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 Mount Kisco, NY?

    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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