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Dr. Diane Duyen Nguyen, DO

Harlingen, TX

18 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Nguyen, Medical Oncologist in Harlingen, TX?

    Dr. Diane Duyen Nguyen, DO is a Medical Oncologist, who primarily practices in Harlingen, TX with 2 additional practice locations. She has been practicing for over 18 years and is board certified. Dr. Nguyen is fluent in English and Vietnamese, and is currently seeing new patients. Dr. Nguyen’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nguyen’s office.

    What are Areas of Expertise for Dr. Nguyen?

    Dr. Diane Duyen Nguyen, DO is a highly-rated, board-certified Medical Oncologist 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. Nguyen empowers patients to confidently navigate their health journey, specializing in Breast Cancer, Gastrointestinal Cancer, Head & Neck Cancer, Hematologic Malignancies, Ovarian Cancer, or comprehensive wellness support. Serving the Harlingen/TX community, Dr. Nguyen is dedicated to enhancing lives through expert, patient-centered care.

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

    • Medical School: West Virginia School of Osteopathic Medicine

    Is Dr. Nguyen board certified as a Medical Oncologist?

    Yes, Dr. Diane Duyen Nguyen, DO is board certified by the American Board of Internal Medicine

    What languages does Dr. Nguyen speak?

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

    • English

    • Vietnamese

    What conditions does Dr. Nguyen treat?

    As a Medical Oncologist, Dr. Nguyen 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. Nguyen. 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
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia
    • Low Red Blood Cell Count
    • Low Hemoglobin
    • Iron deficiency

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified
    • D649: Anemia, unspecified

    Also known as:

    • Cancer Chemotherapy
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy

    Also known as:

    • Chronic Hepatitis C
    • Hepatitis C
    • Long-term Hepatitis C
    • Persistent Hepatitis C
    • Hep C

    ICD-10 Codes:

    • B182: Chronic viral hepatitis C

    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:

    • Vascular Access Device Management
    • Vascular Access Care
    • Port Management
    • Catheter Care

    ICD-10 Codes:

    • Z452: Encounter for adjustment and management of vascular access device

    Also known as:

    • Breast Cancer
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor

    ICD-10 Codes:

    • C50911: Malignant neoplasm of unspecified site of right female breast

    Which procedures does Dr. Nguyen perform as a Medical Oncologist?

    As a Medical Oncologist, procedures performed by Dr. Diane Duyen Nguyen may include:

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

    Does Dr. Nguyen accept my insurance?

    Dr. Nguyen accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Nguyen accept in Harlingen, TX?

    Dr. Nguyen in Harlingen, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Aetna

    • All Other Commercial

    • Blue Cross and Blue Shield of Nebraska

    • Express Scripts

    • Humana

    • Keenan and Associates

    • Medicare

    • SSM Health Care

    • State of Louisiana

    • State of Tennessee

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    Where is Dr. Nguyen's office located?

    Dr. Diane Duyen Nguyen's Primary Practice

    2902 Haine Dr

    Harlingen, TX 78550

    Get Directions

    Dr. Diane Duyen Nguyen's Practice 2

    1101 Alma St Ste 106

    Tomball, TX 77375

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    Dr. Diane Duyen Nguyen's Practice 3

    11417 Veterans Memorial Dr

    Houston, TX 77067

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

    Dr. Nguyen's National Provider Identifier (NPI) number is 1023233756.

    What common questions do patients ask about Dr. Nguyen?

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

    What is Dr. Diane Duyen Nguyen's specialty?

    Dr. Nguyen is a Medical Oncologist near Harlingen, TX. 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. Contact Dr. Nguyen to book an appointment today.

    Is this Dr. Diane Duyen Nguyen affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Nguyen is affiliated with Rio Grande Regional Hospital, Ochsner Acadia General Hospital, Ochsner Lafayette General Medical Center 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

    Where can I learn more about Medical Oncologist?

    Explore Medical Oncologist 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 Diane Duyen Nguyen accepting new patients in Harlingen, TX?

    Yes, Dr. Diane Duyen Nguyen is accepting new patients at this time.

    Does Dr. Diane Duyen Nguyen offer online booking?

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

    How can I make an appointment with Diane Duyen Nguyen?

    Please contact Dr. Nguyen's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Diane Duyen Nguyen have?

    Dr. Diane Duyen Nguyen is certified by the American Board of Internal Medicine.

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