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Dr. Diane Duyen Nguyen, DO

Harlingen, TX

18 Years of Experience

Accepting patients

    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 by the American Board of Internal Medicine. 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 in 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:

    • Anemia
    • Iron Deficiency Anemia
    • Iron
    • Low Red Blood Cell Count
    • Low Hemoglobin
    • Iron deficiency
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia

    ICD-10 Codes:

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

    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:

    • Breast Cancer
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor
    • Female Breast Cancer
    • Malignant Breast Tumor
    • Breast Carcinoma

    ICD-10 Codes:

    • C50911: Malignant neoplasm of unspecified site of right female breast
    • C50919: Malignant neoplasm of unspecified site of unspecified female breast

    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:

    • Lung Cancer
    • Bronchial cancer
    • Malignant neoplasm of lung
    • Pulmonary cancer

    ICD-10 Codes:

    • C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung

    Also known as:

    • Other Specific B Vitamin Deficiency
    • B Vitamins
    • Malnutrition
    • Specific B Vitamin Shortage
    • Less Common B Vitamin Deficiency
    • Rare B Vitamin Deficiency

    ICD-10 Codes:

    • E538: Deficiency of other specified B group vitamins

    Also known as:

    • Colorectal Cancer
    • Colon cancer
    • Rectal cancer
    • Bowel cancer
    • Malignant neoplasm of colon

    ICD-10 Codes:

    • C189: Malignant neoplasm of colon, 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:

    • 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:

    • 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:

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

    ICD-10 Codes:

    • D696: Thrombocytopenia, unspecified

    Also known as:

    • Chronic Lymphocytic Leukemia
    • Chronic Lymphocytic Leukemia Treatment (PDQ®)
    • CLL
    • B-cell chronic lymphocytic leukemia
    • Lymphocytic leukemia

    ICD-10 Codes:

    • C9110: Chronic lymphocytic leukemia of B-cell type not having achieved remission

    Also known as:

    • Mammogram for Breast Cancer Screening
    • Health Screening
    • Mammography
    • Breast Cancer Screening (PDQ®)
    • Mammograms
    • Breast X-ray
    • Breast Cancer Check

    ICD-10 Codes:

    • Z1231: Encounter for screening mammogram for malignant neoplasm of breast

    Also known as:

    • High White Blood Cell Count
    • Blood Disorder
    • Leukocytosis
    • Elevated leukocyte count
    • High WBC count

    ICD-10 Codes:

    • D72829: Elevated white blood cell count, unspecified

    Also known as:

    • Multiple Myeloma
    • Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ®)
    • Active multiple myeloma
    • Untreated multiple myeloma
    • Plasma cell myeloma

    ICD-10 Codes:

    • C9000: Multiple myeloma not having achieved remission

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

    As a Medical Oncologist, procedures performed by a 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 Louisiana

    • Blue Cross Blue Shield

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Humana

    • Medicare

    • Physicians Mutual Insurance Company

    • State of Louisiana

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    Where is Dr. Nguyen's office located?

    Dr. Diane Duyen Nguyen's Primary Practice

    2902 Haine Dr

    Harlingen, TX 78550

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    Dr. Diane Duyen Nguyen's Practice 2

    602 Indiana Ave

    Lubbock, TX 79415

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    Dr. Diane Duyen Nguyen's Practice 3

    1101 Alma St Ste 106

    Tomball, TX 77375

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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?

    No, Nguyen is not affiliated with a Castle Connolly Top Hospital. 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 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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