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Dr. Doreen Brettler, MD

Dr. Doreen Brettler, MD

Worcester, MA

50 Years of Experience

Accepting patients

    Who is Dr. Brettler, Hematology / Oncology Specialist in Worcester, MA?

    Dr. Doreen Brettler, MD is a Hematology / Oncology Specialist, who primarily practices in Worcester, MA with 1 additional practice location. She has been practicing for over 50 years and is board certified by the American Board of Internal Medicine. Dr. Brettler completed her residency at Santa Clara Valley Medical Center. Dr. Brettler is fluent in English, and is currently seeing new patients. Dr. Brettler’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Brettler’s office at (508) 334-6074.

    Where did Dr. Brettler go to medical school and complete their residency?

    • Fellowship: Brigham and Women's Hospital

    • Residency: Santa Clara Valley Medical Center | Stanford University Medical Center

    • Medical School: Stanford University School Of Medicine, Palo Alto, CA

    Is Dr. Brettler board certified in Hematology / Oncology Specialist?

    Yes, Dr. Doreen Brettler, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Brettler speak?

    Dr. Brettler and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Brettler treat?

    As a Hematology / Oncology Specialist, Dr. Brettler diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Brettler. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Myelodysplastic Syndrome
    • Myelodysplastic Syndromes
    • Myelodysplastic Syndromes Treatment (PDQ®)
    • MDS
    • Preleukemia
    • Bone marrow failure disorder

    ICD-10 Codes:

    • D469: Myelodysplastic syndrome, unspecified

    Also known as:

    • Iron Deficiency Anemia from Chronic Blood Loss
    • Anemia of Chronic Disease
    • Anemia
    • Iron
    • Anemia of Inflammation or Chronic Disease
    • Anemia due to iron deficiency and blood loss
    • Chronic blood loss anemia
    • Low iron anemia from bleeding
    • Anemia of Inflammation
    • ACD
    • Anemia from long-term illness

    ICD-10 Codes:

    • D500: Iron deficiency anemia secondary to blood loss (chronic)
    • D638: Anemia in other chronic diseases classified elsewhere

    Also known as:

    • Essential Thrombocythemia
    • Thrombocytopenia
    • Platelet Disorder
    • Essential thrombocythemia
    • Chronic Myeloproliferative Neoplasms Treatment (PDQ)
    • ET
    • Primary Thrombocythemia
    • Hemorrhagic Thrombocythemia
    • Low platelet count
    • Platelet deficiency
    • Bleeding disorder

    ICD-10 Codes:

    • D473: Essential (hemorrhagic) thrombocythemia
    • D696: Thrombocytopenia, unspecified

    Also known as:

    • Chronic Lymphocytic Leukemia
    • Chronic Myeloid Leukemia
    • Chronic Lymphocytic Leukemia Treatment (PDQ®)
    • Chronic Myelogenous Leukemia Treatment (PDQ®)
    • CLL
    • B-cell chronic lymphocytic leukemia
    • Lymphocytic leukemia
    • CML
    • Chronic myelogenous leukemia
    • Philadelphia chromosome positive leukemia

    ICD-10 Codes:

    • C9110: Chronic lymphocytic leukemia of B-cell type not having achieved remission
    • C9210: Chronic myeloid leukemia, BCR/ABL-positive, not having achieved remission

    Also known as:

    • Monoclonal Gammopathy
    • Secondary Polycythemia
    • Blood Disorder
    • Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ)
    • MGUS
    • Plasma Cell Disorder
    • Gammopathy of Undetermined Significance
    • High red blood cell count (secondary)
    • Excess red blood cells (secondary)
    • Acquired polycythemia

    ICD-10 Codes:

    • D472: Monoclonal gammopathy
    • D751: Secondary polycythemia

    Also known as:

    • Hemophilia A
    • Hemophilia
    • Factor VIII Deficiency', 'Classic Hemophilia', 'Bleeder's Disease

    ICD-10 Codes:

    • D66: Hereditary factor VIII deficiency

    Which procedures does Dr. Brettler perform as a Hematology / Oncology Specialist?

    As a Hematology / Oncology Specialist, procedures performed by a Dr. Doreen Brettler may include:

    For detailed information, please contact Dr. Brettler's office.

    Does Dr. Brettler accept my insurance?

    Dr. Brettler accepts most major insurance plans. Important: Please call our office at (508) 334-6074 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Brettler accept in Worcester, MA?

    Dr. Brettler in Worcester, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Blue Cross Blue Shield of Massachusetts

    • CVS Health (formerly Aetna)

    • Medicare

    • Other TPA

    • UMass Memorial Health Care

    View All Insurances

    Where is Dr. Brettler's office located?

    Dr. Doreen Brettler's Primary Practice

    55 Lake Ave N

    Worcester, MA 01655

    (508) 334-6074

    Get Directions

    Dr. Doreen Brettler's Practice 2

    119 Belmont St

    Worcester, MA 01605

    Get Directions

    What is Dr. Brettler's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Brettler's National Provider Identifier (NPI) number is 1710960398.

    What common questions do patients ask about Dr. Brettler?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Brettler

    What is Dr. Doreen Brettler's specialty?

    Dr. Brettler is a Hematology / Oncology Specialist near Worcester, MA. An internist doctor of osteopathy specializing in the combined treatment of hematology and oncology disorders. A doctor of osteopathy who is board eligible or certified by the American Osteopathic Board of Internal Medicine was previously able to obtain a Certificate of Special Qualifications in Hematology and Oncology; however, this certificate is no longer available. Contact Dr. Brettler to book an appointment today.

    Is this Dr. Doreen Brettler affiliated with a ranked Castle Connolly Top Hospital?

    No, Brettler is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Umass Memorial Medical Center - University Campus. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Hematology / Oncology Specialist?

    Explore Hematology / Oncology Specialist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Doreen Brettler accepting new patients in Worcester, MA?

    Yes, Dr. Doreen Brettler is accepting new patients at this time.

    Does Dr. Doreen Brettler offer online booking?

    Please contact Dr. Brettler's office at (508) 334-6074 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Doreen Brettler?

    Please contact Dr. Brettler's office at (508) 334-6074 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Doreen Brettler have?

    Dr. Doreen Brettler is certified by the American Board of Internal Medicine.

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