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Dr. Maurice Willis, MD

Dr. Maurice Willis, MD

Lake Saint Louis, MO

24 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Willis, Medical Oncologist in Lake Saint Louis, MO?

    Dr. Maurice Willis, MD is a Medical Oncologist, who primarily practices in Lake Saint Louis, MO with 2 additional practice locations. He has been practicing for over 24 years and is board certified. Dr. Willis completed his residency at University of Texas Medical Branch at Galveston and Affiliated Hospitals. Dr. Willis is fluent in English, and is currently seeing new patients. Dr. Willis’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Willis’s office at (409) 772-2222.

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

    • Residency: University of Texas Medical Branch at Galveston and Affiliated Hospitals

    • Medical School: Morehouse University School of Medicine

    Is Dr. Willis board certified as a Medical Oncologist?

    Yes, Dr. Maurice Willis, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Willis speak?

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

    • English

    What conditions does Dr. Willis treat?

    As a Medical Oncologist, Dr. Willis 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. Willis. 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:

    • Lung Cancer
    • Bronchial cancer
    • Malignant neoplasm of lung
    • Pulmonary cancer
    • Right lung cancer
    • Left Lung Cancer
    • Bronchial Cancer
    • Malignant Lung Tumor
    • Upper Lobe Lung Cancer
    • Right upper lobe lung cancer

    ICD-10 Codes:

    • C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung
    • C3491: Malignant neoplasm of unspecified part of right bronchus or lung
    • C3492: Malignant neoplasm of unspecified part of left bronchus or lung
    • C3412: Malignant neoplasm of upper lobe, left bronchus or lung
    • C3411: Malignant neoplasm of upper lobe, right bronchus or lung

    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:

    • Secondary Bone Cancer
    • Bone Cancer
    • Metastatic bone cancer
    • Cancer spread to bone
    • Bone metastases

    ICD-10 Codes:

    • C7951: Secondary malignant neoplasm of bone

    Also known as:

    • Other Specified Aftercare
    • Specific post-op care
    • Specialized recovery care
    • Follow-up for specific procedures

    ICD-10 Codes:

    • Z5189: Encounter for other specified aftercare

    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

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

    As a Medical Oncologist, procedures performed by Dr. Maurice Willis may include:

    For detailed information, please contact Dr. Willis' office.

    Does Dr. Willis accept my insurance?

    Dr. Willis accepts most major insurance plans. Important: Please call our office at (409) 772-2222 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Willis accept in Lake Saint Louis, MO?

    Dr. Willis in Lake Saint Louis, MO 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 Michigan

    • Carpenters Funds Administrative Office (CA)

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Medicare

    • Molina

    • SGS North America Inc

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Willis' office located?

    Dr. Maurice Willis' Primary Practice

    400 Medical Plz Ste 10

    Lake Saint Louis, MO 63367

    (409) 772-2222

    Get Directions

    Dr. Maurice Willis' Practice 2

    1201 S Grand Blvd

    Saint Louis, MO 63104

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    Dr. Maurice Willis' Practice 3

    3655 Vista Ave

    Saint Louis, MO 63110

    (314) 617-3618

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

    Dr. Willis's National Provider Identifier (NPI) number is 1942369319.

    What common questions do patients ask about Dr. Willis?

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

    What is Dr. Maurice Willis's specialty?

    Dr. Willis is a Medical Oncologist near Lake Saint Louis, MO. 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. Willis to book an appointment today.

    Is this Dr. Maurice Willis affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Willis is affiliated with SSM Health DePaul Hospital - St. Louis, John Sealy Hospital, Galveston, SSM Health St. Joseph Hospital - Lake Saint Louis 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 Maurice Willis accepting new patients in Lake Saint Louis, MO?

    Yes, Dr. Maurice Willis is accepting new patients at this time.

    Does Dr. Maurice Willis offer online booking?

    Please contact Dr. Willis's office at (409) 772-2222 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Maurice Willis?

    Please contact Dr. Willis's office at (409) 772-2222 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Maurice Willis have?

    Dr. Maurice Willis is certified by the American Board of Internal Medicine.

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