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Dr. Joshua Allen, MD

Medical Oncologist, Internist, Hematology / Oncology Specialist

Fairfax, VA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Allen, Medical Oncologist in Fairfax, VA?

    Dr. Joshua Allen, MD is a Medical Oncologist, who primarily practices in Fairfax, VA with 2 additional practice locations. Dr. Allen is fluent in English, and is currently seeing new patients. Dr. Allen’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Allen’s office.

    What are Areas of Expertise for Dr. Allen?

    Dr. Joshua Allen, MD is a highly-rated, board-certified Medical Oncologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Allen empowers patients to confidently navigate their health journey, specializing in Bladder Cancer, Kidney Cancer, Prostate Cancer, Testicular Cancer, and comprehensive wellness support. Serving the Fairfax, VA community, Dr. Allen is dedicated to enhancing lives through expert, patient-centered care.

    What languages does Dr. Allen speak?

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

    • English

    What conditions does a Medical Oncologist like Dr. Allen typically treat?

    As a Medical Oncologist, Dr. Allen 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. Allen. 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. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Prostate Cancer
    • Prostate Cancer Treatment (PDQ®)
    • Prostatic Carcinoma
    • Prostate Gland Cancer
    • Malignant Prostate Tumor

    ICD-10 Codes:

    • C61: Malignant neoplasm of prostate

    Also known as:

    • Cancer Chemotherapy
    • Cancer Immunotherapy
    • Cancer Radiation Therapy
    • Radiation Therapy
    • Radiation Therapy to Treat Cancer
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy
    • Oncology immunotherapy
    • Immune therapy for cancer
    • Radiation treatment for cancer
    • Oncology radiation
    • Radiotherapy

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy
    • Z5112: Encounter for antineoplastic immunotherapy
    • Z510: Encounter for antineoplastic radiation therapy

    Also known as:

    • Bladder Cancer
    • Urinary Bladder Cancer
    • Bladder Carcinoma

    ICD-10 Codes:

    • C679: Malignant neoplasm of bladder, unspecified

    What procedures does a Medical Oncologist like Dr. Allen typically perform?

    As a Medical Oncologist, Dr. Allen 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. Allen. 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. Learn more about our claims-based healthcare methodology.

    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. Allen accept my insurance?

    Dr. Allen accepts most major insurance plans. Important: Please contact the office before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Allen accept in Fairfax, VA?

    Dr. Allen in Fairfax, VA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • CareFirst BlueCross BlueShield

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Federal government of the United States

    • Johns Hopkins Health System

    • Medicare

    • Mutual of Omaha

    • UnitedHealth Group

    • USAA

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    Where is Dr. Allen's office located?

    Dr. Joshua Allen's Primary Practice

    3580 Joseph Siewick Dr Ste 403

    Fairfax, VA 22033

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    Dr. Joshua Allen's Practice 2

    8501 Arlington Blvd

    Fairfax, VA 22031

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    Dr. Joshua Allen's Practice 3

    4320 Seminary Rd

    Alexandria, VA 22304

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

    Dr. Allen's National Provider Identifier (NPI) number is 1942628458.

    What common questions do patients ask about Dr. Allen?

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

    What is Dr. Joshua Allen's specialty?

    Dr. Allen is a Medical Oncologist near Fairfax, VA.

    What does a Medical Oncologist do?

    An internist specializing in the diagnosis and treatment of various cancers and both benign and malignant tumors. This specialist determines and administers therapy for malignancies and collaborates with surgeons and radiation oncologists on additional cancer treatment options.

    Is Dr. Joshua Allen affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Allen is affiliated with Inova Fairfax Hospital, Inova Fair Oaks Hospital, Inova Alexandria Hospital, Inova Loudoun Hospital which are a Castle Connolly Top Hospitals. 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

    When to see a Medical Oncologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Medical Oncologist. Explore 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 Dr. Joshua Allen accepting new patients in Fairfax, VA?

    Yes, Dr. Joshua Allen is accepting new patients at this time.

    Does Dr. Joshua Allen offer online booking?

    Please contact Dr. Allen's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Joshua Allen?

    Please contact Dr. Allen's office to schedule an appointment.

    Where is Dr. Allen's office located?

    Dr. Allen's offices are located in Fairfax, VA and Alexandria, VA.