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Dr. James Chang, MD

Dr. James Chang, MD

Santa Clara, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chang, Internist in Santa Clara, CA?

    Dr. James Chang, MD is an Internist, who primarily practices in Santa Clara, CA with 2 additional practice locations. Dr. Chang is fluent in English and Chinese, and is currently seeing new patients. Dr. Chang’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (415) 353-6817.

    What languages does Dr. Chang speak?

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

    • Chinese

    • English

    What conditions does an Internist like Dr. Chang typically treat?

    As an Internist, Dr. Chang 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. Chang. 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 here.

    Also known as:

    • Upper-Outer Quadrant Right Female Breast Cancer
    • Widespread Left Female Breast Cancer
    • Breast Cancer
    • Upper-Inner Quadrant Right Female Breast Cancer
    • Right female breast cancer upper-outer
    • Upper-outer right female breast tumor
    • Malignant growth in upper-outer right female breast
    • Left female breast cancer in multiple areas
    • Diffuse left female breast cancer
    • Malignant growth in overlapping sites of left female breast
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor
    • Female Breast Cancer
    • Malignant Breast Tumor
    • Breast Carcinoma
    • Right female breast cancer upper-inner
    • Upper-inner right female breast tumor
    • Malignant growth in upper-inner right female breast

    ICD-10 Codes:

    • C50411: Malignant neoplasm of upper-outer quadrant of right female breast
    • C50812: Malignant neoplasm of overlapping sites of left female breast
    • C50912: Malignant neoplasm of unspecified site of left female breast
    • C50919: Malignant neoplasm of unspecified site of unspecified female breast
    • C50211: Malignant neoplasm of upper-inner quadrant of right female breast

    Also known as:

    • Stomach Cancer
    • Gastric Cancer
    • Stomach Carcinoma
    • Cardia Cancer
    • Malignant Neoplasm of Stomach
    • Stomach Tumor

    ICD-10 Codes:

    • C160: Malignant neoplasm of cardia
    • C169: Malignant neoplasm of stomach, unspecified

    Also known as:

    • Cancer Spread to Liver and Bile Duct
    • Liver Cancer
    • Metastatic Liver Cancer
    • Secondary Liver Tumor
    • Liver Metastasis

    ICD-10 Codes:

    • C787: Secondary malignant neoplasm of liver and intrahepatic bile duct

    Also known as:

    • Pancreatic Cancer
    • Cancer of the pancreas
    • Malignant neoplasm of pancreas
    • Pancreatic adenocarcinoma

    ICD-10 Codes:

    • C250: Malignant neoplasm of head of pancreas

    What procedures does an Internist like Dr. Chang typically perform?

    As an Internist, Dr. Chang 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. Chang. 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 here.

    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. Chang accept my insurance?

    Dr. Chang accepts most major insurance plans. Important: Please call our office at (415) 353-6817 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Chang accept in Santa Clara, CA?

    Dr. Chang in Santa Clara, 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

    • Medicare

    • Unknown

    View All Insurances

    Where is Dr. Chang's office located?

    Dr. James Chang's Primary Practice

    700 Lawrence Expy

    Santa Clara, CA 95051

    (415) 353-6817

    Get Directions

    Dr. James Chang's Practice 2

    1190 Veterans Blvd

    Redwood City, CA 94063

    Get Directions

    Dr. James Chang's Practice 3

    900 Hyde St Ste 410

    San Francisco, CA 94109

    Get Directions

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

    Dr. Chang's National Provider Identifier (NPI) number is 1417068073.

    What common questions do patients ask about Dr. Chang?

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

    What is Dr. James Chang's specialty?

    Dr. Chang is a Internist near Santa Clara, CA.

    What does an Internist do?

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Is this Dr. James Chang affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Chang is affiliated with Kaiser Permanente Santa Clara Medical Center 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

    When to see an Internist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Internist. 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 James Chang accepting new patients in Santa Clara, CA?

    Yes, Dr. James Chang is accepting new patients at this time.

    Does Dr. James Chang offer online booking?

    Please contact Dr. Chang's office at (415) 353-6817 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with James Chang?

    Please contact Dr. Chang's office at (415) 353-6817 for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>