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Dr. William Chou, MD

Mission Viejo, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chou, Radiation Oncologist in Mission Viejo, CA?

    Dr. William Chou, MD is a Radiation Oncologist, who primarily practices in Mission Viejo, CA. Dr. Chou graduated from Stanford University School of Medicine. Dr. Chou is fluent in English and Chinese, and is currently seeing new patients. Dr. Chou’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chou’s office.

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

    • Medical School: Stanford University School of Medicine

    What languages does Dr. Chou speak?

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

    • Chinese

    • English

    What conditions does Dr. Chou treat?

    As a Radiation Oncologist, Dr. Chou 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. Chou. 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:

    • 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 Radiation Therapy
    • Radiation Therapy
    • Radiation Therapy to Treat Cancer
    • Radiation treatment for cancer
    • Oncology radiation
    • Radiotherapy

    ICD-10 Codes:

    • Z510: Encounter for antineoplastic radiation therapy

    Also known as:

    • Secondary Brain Cancer
    • Secondary Bone Cancer
    • Brain Tumor
    • Bone Cancer
    • Metastatic brain cancer
    • Brain metastases
    • Cancer spread to brain
    • Metastatic bone cancer
    • Cancer spread to bone
    • Bone metastases

    ICD-10 Codes:

    • C7931: Secondary malignant neoplasm of brain
    • C7951: Secondary malignant neoplasm of bone

    Also known as:

    • Oral Cancer
    • Mouth Cancer
    • Tongue Cancer
    • Oral Cavity Cancer
    • Tongue Carcinoma

    ICD-10 Codes:

    • C01: Malignant neoplasm of base of tongue

    Also known as:

    • Secondary Cancer in Head and Neck Lymph Nodes
    • Cancer
    • Metastatic Cancer to Neck Lymph Nodes
    • Head and Neck Lymph Node Cancer Spread
    • Lymph Node Metastasis in Neck

    ICD-10 Codes:

    • C770: Secondary and unspecified malignant neoplasm of lymph nodes of head, face and neck

    Also known as:

    • Lung Cancer
    • Right upper lobe lung cancer
    • Bronchial cancer
    • Malignant neoplasm of lung

    ICD-10 Codes:

    • C3411: Malignant neoplasm of upper lobe, right bronchus or lung

    What procedures does Dr. Chou perform?

    As a Radiation Oncologist, Dr. Chou 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. Chou. 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:

    • Swallowing Study (Videofluoroscopy)
    • Swallowing Function Test
    • Dysphagia Tests
    • Videofluoroscopic Swallowing Study (VFSS)
    • Modified Barium Swallow (MBS)
    • Dysphagia Evaluation
    • Oral Swallowing Assessment
    • Pharyngeal Swallowing Test
    • Swallowing Study

    CPT Codes:

    • 92611: Motion fluoroscopic evaluation of swallowing function by cine or video recording
    • 92610: Evaluation of oral and pharyngeal swallowing function

    Also known as:

    • Swallowing Therapy
    • Dysphagia Treatment
    • Feeding Therapy
    • Oral Function Therapy

    CPT Codes:

    • 92526: Treatment of swallowing dysfunction and/or oral function for feeding

    Does Dr. Chou accept my insurance?

    Dr. Chou 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. Chou accept in Mission Viejo, CA?

    Dr. Chou in Mission Viejo, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CalOptima

    • Crown Cork and Seal Company

    • CVS Health (formerly Aetna)

    • Medicare

    • Monarch HealthCare

    • Scan Health Plan

    • St. Joseph Health System (CA)

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Chou's office located?

    Dr. William Chou's Primary Practice

    27799 Medical Center Rd Ste 120

    Mission Viejo, CA 92691

    Get Directions

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

    Dr. Chou's National Provider Identifier (NPI) number is 1790713253.

    What common questions do patients ask about Dr. Chou?

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

    What is Dr. William Chou's specialty?

    Dr. Chou is a Radiation Oncologist near Mission Viejo, CA. A radiological oncologist specializes in the therapeutic applications of radiant energy and its modifiers. They focus on the study and management of diseases, particularly malignant tumors. Contact Dr. Chou to book an appointment today.

    Is this Dr. William Chou affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Chou is affiliated with Providence Mission Hospital Mission Viejo 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 Radiation Oncologist?

    Explore Radiation 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 William Chou accepting new patients in Mission Viejo, CA?

    Yes, Dr. William Chou is accepting new patients at this time.

    Does Dr. William Chou offer online booking?

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

    How can I make an appointment with William Chou?

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

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