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Dr. Brian Flaherty, MD

Dr. Brian Flaherty, MD

New York, NY

34 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Flaherty, Hematology / Oncology Specialist in New York, NY?

    Dr. Brian Flaherty, MD is a Hematology / Oncology Specialist, who primarily practices in New York, NY with 2 additional practice locations. He has been practicing for over 34 years and is board certified. Dr. Flaherty is fluent in English and Spanish, and is currently seeing new patients. Dr. Flaherty’s practice accepts Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Flaherty’s office at (718) 630-7000.

    What are Areas of Expertise for Dr. Flaherty?

    Dr. Brian Flaherty, MD is a highly-rated, board-certified Hematology / Oncology Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Flaherty empowers patients to confidently navigate their health journey, specializing in Hematology, or comprehensive wellness support. Serving the New York/NY community, Dr. Flaherty is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: State University of New York at Stony Brook

    • Medical School: Autonomous Uni-Guadalajara

    Is Dr. Flaherty board certified as a Hematology / Oncology Specialist?

    Yes, Dr. Brian Flaherty, MD is board certified by the American Board of Internal Medicine since 1993

    What languages does Dr. Flaherty speak?

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

    • English

    • Spanish

    What conditions does Dr. Flaherty treat?

    As a Hematology / Oncology Specialist, Dr. Flaherty 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. Flaherty. 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:

    • Iron Deficiency Anemia
    • Anemia
    • Iron Deficiency Anemia from Chronic Blood Loss
    • Iron
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia
    • Low Red Blood Cell Count
    • Low Hemoglobin
    • Iron deficiency
    • Anemia due to iron deficiency and blood loss
    • Chronic blood loss anemia
    • Low iron anemia from bleeding

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified
    • D649: Anemia, unspecified
    • D500: Iron deficiency anemia secondary to blood loss (chronic)

    Also known as:

    • Secondary Polycythemia
    • Blood Disorder
    • High red blood cell count (secondary)
    • Excess red blood cells (secondary)
    • Acquired polycythemia

    ICD-10 Codes:

    • D751: Secondary polycythemia

    Also known as:

    • Iron Deficiency
    • Iron
    • Malnutrition
    • Lack of Iron
    • Low Iron Levels
    • Iron Depletion

    ICD-10 Codes:

    • E611: Iron deficiency

    Also known as:

    • Cancer Chemotherapy
    • Cancer Immunotherapy
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy
    • Oncology immunotherapy
    • Immune therapy for cancer

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy
    • Z5112: Encounter for antineoplastic immunotherapy

    Also known as:

    • Personal History of Breast Cancer
    • Breast Cancer
    • Past breast cancer
    • Previous mammary malignancy
    • History of breast tumor

    ICD-10 Codes:

    • Z853: Personal history of malignant neoplasm of breast

    Also known as:

    • Thrombocytopenia
    • Platelet Disorder
    • Low platelet count
    • Platelet deficiency
    • Bleeding disorder

    ICD-10 Codes:

    • D696: Thrombocytopenia, unspecified

    Also known as:

    • Breast Cancer
    • Female Breast Cancer
    • Malignant Breast Tumor
    • Breast Carcinoma

    ICD-10 Codes:

    • C50919: Malignant neoplasm of unspecified site of unspecified female breast

    Also known as:

    • Low White Blood Cell Count
    • Blood Disorder
    • Leukopenia
    • Low WBC count
    • Immune system weakness

    ICD-10 Codes:

    • D72819: Decreased white blood cell count, unspecified

    What procedures does Dr. Flaherty perform?

    As a Hematology / Oncology Specialist, Dr. Flaherty performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Flaherty. 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:

    • Blood Transfusion
    • Blood Transfusion and Donation
    • Blood product transfusion
    • Red blood cell transfusion
    • Plasma transfusion

    CPT Codes:

    • 36430: Transfusion, blood or blood components

    Does Dr. Flaherty accept my insurance?

    Dr. Flaherty accepts most major insurance plans. Important: Please call our office at (718) 630-7000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Flaherty accept in New York, NY?

    Dr. Flaherty in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CVS Health (formerly Aetna)

    • Elderplan

    • Express Scripts

    • Humana

    • Medicare

    • National Benefit Fund

    • Service Employees International Union (SEIU)

    • State of Tennessee

    • UnitedHealthcare

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    Where is Dr. Flaherty's office located?

    Dr. Brian Flaherty's Primary Practice

    355 W 52nd St Fl 7L

    New York, NY 10019

    (718) 630-7000

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    Dr. Brian Flaherty's Practice 2

    150 55th St

    Brooklyn, NY 11220

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    Dr. Brian Flaherty's Practice 3

    5718 2nd Ave

    Brooklyn, NY 11220

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

    Dr. Flaherty's National Provider Identifier (NPI) number is 1083666846.

    What common questions do patients ask about Dr. Flaherty?

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

    What is Dr. Brian Flaherty's specialty?

    Dr. Flaherty is a Hematology / Oncology Specialist near New York, NY. 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. Flaherty to book an appointment today.

    Is this Dr. Brian Flaherty affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Flaherty is affiliated with NYU Langone Hospital – Brooklyn which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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 Brian Flaherty accepting new patients in New York, NY?

    Yes, Dr. Brian Flaherty is accepting new patients at this time.

    Does Dr. Brian Flaherty offer online booking?

    Please contact Dr. Flaherty's office at (718) 630-7000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Brian Flaherty?

    Please contact Dr. Flaherty's office at (718) 630-7000 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Brian Flaherty have?

    Dr. Brian Flaherty is certified by the American Board of Internal Medicine.

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