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Dr. Stanley Tan, MD

Endocrinologist, Emergency Medicine Specialist, Internist

Castro Valley, CA

48 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tan, Endocrinologist in Castro Valley, CA?

    Dr. Stanley Tan, MD is an Endocrinologist, who primarily practices in Castro Valley, CA. He has been practicing for over 48 years. Dr. Tan is fluent in English, and is currently seeing new patients. Dr. Tan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tan’s office at (510) 785-5000.

    What languages does Dr. Tan speak?

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

    • English

    What conditions does an Endocrinologist like Dr. Tan typically treat?

    As an Endocrinologist, Dr. Tan 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. Tan. 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.

    Also known as:

    • Type 2 Diabetes with High Blood Sugar
    • Type 2 Diabetes
    • Diabetes Type 2
    • Hyperglycemia
    • Type 2 diabetes
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E1165: Type 2 diabetes mellitus with hyperglycemia
    • E119: Type 2 diabetes mellitus without complications

    Also known as:

    • Age-Related Osteoporosis
    • Fractures
    • Osteoporosis
    • Senile Osteoporosis
    • Primary Osteoporosis
    • Bone Thinning from Aging

    ICD-10 Codes:

    • M810: Age-related osteoporosis without current pathological fracture

    Also known as:

    • Nontoxic Multinodular Goiter
    • Thyroid Disease
    • Multinodular Goiter
    • Lumpy Enlarged Thyroid

    ICD-10 Codes:

    • E042: Nontoxic multinodular goiter

    Also known as:

    • Hypothyroidism
    • Congenital hypothyroidism
    • Hypothyroidism (Underactive Thyroid)
    • Underactive Thyroid
    • Low Thyroid Function

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • Hashimoto's Disease
    • Thyroid Disease
    • Hashimoto's disease
    • Autoimmune thyroiditis
    • Chronic lymphocytic thyroiditis
    • Hashimoto's thyroiditis

    ICD-10 Codes:

    • E063: Autoimmune thyroiditis

    Also known as:

    • Testicular Hypofunction
    • Testicular Disorder
    • Underactive Testicles
    • Low Testicular Function
    • Hypogonadism

    ICD-10 Codes:

    • E291: Testicular hypofunction

    What procedures does an Endocrinologist like Dr. Tan typically perform?

    As an Endocrinologist, procedures performed by Dr. Stanley Tan may include:

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

    Does Dr. Tan accept my insurance?

    Dr. Tan accepts most major insurance plans. Important: Please call our office at (510) 785-5000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Tan accept in Castro Valley, CA?

    Dr. Tan in Castro Valley, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Allegiance Benefit Plan Management

    • Bankers Life

    • CVS Health (formerly Aetna)

    • Guidewell Mutual Holding Corporation

    • Medicare

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Tan's office located?

    Dr. Stanley Tan's Primary Practice

    20642 John Dr

    Castro Valley, CA 94546

    (510) 785-5000

    Get Directions

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

    Dr. Tan's National Provider Identifier (NPI) number is 1396747721.

    What common questions do patients ask about Dr. Tan?

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

    What is Dr. Stanley Tan's specialty?

    Dr. Tan is an Endocrinologist near Castro Valley, CA.

    What does an Endocrinologist do?

    An internist specializing in disorders of the endocrine glands, including the thyroid and adrenal glands. This specialist also manages a range of conditions such as diabetes, metabolic and nutritional disorders, obesity, pituitary disorders, and menstrual and sexual health issues.

    Is Dr. Stanley Tan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Tan is affiliated with Holmes Regional Medical Center, Cape Canaveral Hospital, Stanford Health Care - Stanford Hospital 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

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

    Understand your symptoms and know when it’s time to see an Endocrinologist. 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 Dr. Stanley Tan accepting new patients in Castro Valley, CA?

    Yes, Dr. Stanley Tan is accepting new patients at this time.

    Does Dr. Stanley Tan offer online booking?

    Please contact Dr. Tan's office at (510) 785-5000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Stanley Tan?

    Please contact Dr. Tan's office at (510) 785-5000 to schedule an appointment.

    Where is Dr. Tan's office located?

    Dr. Tan's office is located in Castro Valley, CA.