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Dr. Cynthia Tsui, MD

Dr. Cynthia Tsui, MD

Fremont, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tsui, Nephrologist in Fremont, CA?

    Dr. Cynthia Tsui, MD is a Nephrologist, who primarily practices in Fremont, CA with 2 additional practice locations. She is board certified. Dr. Tsui completed her residency at St. Louis University. Dr. Tsui is fluent in English and Chinese, and is currently seeing new patients. Dr. Tsui’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tsui’s office at (586) 254-7200.

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

    • Fellowship: Internal Medicine Nephrology, University of Washington Medical Center

    • Residency: St. Louis University

    Is Dr. Tsui board certified as a Nephrologist?

    Yes, Dr. Cynthia Tsui, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Tsui speak?

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

    • Chinese

    • English

    What conditions does a Nephrologist like Dr. Tsui typically treat?

    As a Nephrologist, Dr. Tsui 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. Tsui. 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:

    • End-Stage Kidney Disease
    • Chronic Kidney Disease
    • Kidney Failure
    • Chronic Kidney Disease (CKD)
    • Helping Your Child Adapt to Life with Chronic Kidney Disease
    • Mineral & Bone Disorder in Chronic Kidney Disease
    • ESRD
    • End-Stage Renal Failure
    • CKD
    • Long-Term Kidney Disease

    ICD-10 Codes:

    • N186: End stage renal disease
    • N189: Chronic kidney disease, unspecified

    Also known as:

    • Acute Kidney Failure
    • Kidney Failure
    • Acute Renal Failure
    • Sudden Kidney Failure

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified

    Also known as:

    • Acute Kidney Failure with Tubule Damage
    • Kidney Failure
    • Acute Tubular Necrosis
    • ATN
    • Kidney Tubule Death

    ICD-10 Codes:

    • N170: Acute kidney failure with tubular necrosis

    Also known as:

    • Low Sodium Levels
    • High Sodium Levels
    • Fluid and Electrolyte Balance
    • Sodium
    • Hyponatremia
    • Low Blood Sodium
    • Sodium Deficiency
    • Hypernatremia
    • High Blood Sodium
    • Too Much Sodium

    ICD-10 Codes:

    • E871: Hypo-osmolality and hyponatremia
    • E870: Hyperosmolality and hypernatremia

    Also known as:

    • High Magnesium Levels
    • Metabolic Disorder
    • Hypermagnesemia
    • Excess Magnesium
    • Magnesium Toxicity

    ICD-10 Codes:

    • E8341: Hypermagnesemia

    Also known as:

    • Low Blood Pressure
    • Hypotension
    • Blood Pressure Drop
    • Fainting Spells

    ICD-10 Codes:

    • I959: Hypotension, unspecified

    What procedures does a Nephrologist like Dr. Tsui typically perform?

    As a Nephrologist, procedures performed by Dr. Cynthia Tsui may include:

    Please contact Dr. Tsui's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Tsui accept my insurance?

    Dr. Tsui accepts most major insurance plans. Important: Please call our office at (586) 254-7200 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Tsui accept in Fremont, CA?

    Dr. Tsui in Fremont, 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

    • Centene Corporation

    • Community Health Network of Washington

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Hill Physicians Medical Group

    • Medicare

    • OptumRx Administered Payer

    • Other Health Care Provider

    • State of California

    View All Insurances

    Where is Dr. Tsui's office located?

    Dr. Cynthia Tsui's Primary Practice

    39233 Liberty St

    Fremont, CA 94538

    (586) 254-7200

    Get Directions

    Dr. Cynthia Tsui's Practice 2

    13939 E 14th St Ste 170

    San Leandro, CA 94578

    Get Directions

    Dr. Cynthia Tsui's Practice 3

    2800 Benedict Dr

    San Leandro, CA 94577

    Get Directions

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

    Dr. Tsui's National Provider Identifier (NPI) number is 1942476940.

    What common questions do patients ask about Dr. Tsui?

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

    What is Dr. Cynthia Tsui's specialty?

    Dr. Tsui is a Nephrologist near Fremont, CA.

    What does a Nephrologist do?

    An internist who manages disorders related to the kidneys, including high blood pressure, fluid and mineral balance, and dialysis for waste removal when kidney function is impaired. This specialist also collaborates with surgeons regarding kidney transplantation.

    Is this Dr. Cynthia Tsui affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Tsui is affiliated with Washington Hospital Healthcare System 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 a Nephrologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Nephrologist. 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 Cynthia Tsui accepting new patients in Fremont, CA?

    Yes, Dr. Cynthia Tsui is accepting new patients at this time.

    Does Dr. Cynthia Tsui offer online booking?

    Please contact Dr. Tsui's office at (586) 254-7200 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Cynthia Tsui?

    Please contact Dr. Tsui's office at (586) 254-7200 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Cynthia Tsui have?

    Dr. Cynthia Tsui is certified by the American Board of Internal Medicine.

    <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>