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Dr. Cheng-Yang Tuan, MD

Dr. Cheng-Yang Tuan, MD

Endocrinologist

San Francisco, CA

22 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tuan, Endocrinologist in San Francisco, CA?

    Dr. Cheng-Yang Tuan, MD is an Endocrinologist, who primarily practices in San Francisco, CA. He has been practicing for over 22 years and is board certified. Dr. Tuan graduated from NEW YORK UNIV SCH OF MEDICINE and completed his residency at University of California, San Diego (UCSD) Affiliated Hospitals. Dr. Tuan is fluent in English and Chinese, and is currently seeing new patients. Dr. Tuan’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tuan’s office at (415) 695-7661.

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

    • Residency: University of California, San Diego (UCSD) Affiliated Hospitals | Stanford University Program

    • Medical School: NEW YORK UNIV SCH OF MEDICINE

    Is Dr. Tuan board certified as an Endocrinologist?

    Yes, Dr. Cheng-Yang Tuan, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Tuan speak?

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

    • Chinese
    • English

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

    As an Endocrinologist, Dr. Tuan 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. Tuan. 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
    • Diabetes Type 2
    • Hyperglycemia
    • Type 2 diabetes
    • Diabetic Kidney Problems
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels
    • Diabetic Kidney Issues
    • Kidney Problems from Type 2 Diabetes
    • Type 2 Diabetes Renal Complications

    ICD-10 Codes:

    • E1165: Type 2 diabetes mellitus with hyperglycemia
    • E1129: Type 2 diabetes mellitus with other diabetic kidney complication

    Also known as:

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

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • Hyperthyroidism
    • Hyperthyroidism (Overactive Thyroid)
    • Overactive Thyroid
    • Thyrotoxicosis
    • High Thyroid Function

    ICD-10 Codes:

    • E0590: Thyrotoxicosis, unspecified without thyrotoxic crisis or storm

    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

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

    As an Endocrinologist, Dr. Tuan 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. Tuan. 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:

    • Ultrasound-Guided Fine Needle Biopsy
    • Biopsy
    • Ultrasound
    • FNA Biopsy with Ultrasound
    • Image-Guided Biopsy
    • Fine Needle Aspiration
    • First Lesion Biopsy

    CPT Codes:

    • 10005: Fine needle aspiration biopsy, including ultrasound guidance; first lesion

    Does Dr. Tuan accept my insurance?

    Dr. Tuan accepts most major insurance plans. Important: Please call our office at (415) 695-7661 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Tuan accept in San Francisco, CA?

    Dr. Tuan in San Francisco, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alignment Healthcare

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • Hill Physicians Medical Group

    • Medicare

    • Molina Healthcare

    • Other Health Care Provider

    • State of California

    • Sutter Health

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Tuan's office located?

    Dr. Cheng-Yang Tuan's Primary Practice

    1580 Valencia St Ste 208

    San Francisco, CA 94110

    (415) 695-7661

    Get Directions

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

    Dr. Tuan's National Provider Identifier (NPI) number is 1891746129.

    What common questions do patients ask about Dr. Tuan?

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

    What is Dr. Cheng-Yang Tuan's specialty?

    Dr. Tuan is an Endocrinologist near San Francisco, 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. Cheng-Yang Tuan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Tuan is affiliated with California Pacific Medical Center - Mission Bernal Campus, California Pacific Medical Center - Van Ness Campus, California Pacific Medical Center - Davies Campus, Mills-Peninsula Medical Center, Ucsf Medical Center At Parnassus, Novato Community 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. Cheng-Yang Tuan accepting new patients in San Francisco, CA?

    Yes, Dr. Cheng-Yang Tuan is accepting new patients at this time.

    Does Dr. Cheng-Yang Tuan offer online booking?

    Please contact Dr. Tuan's office at (415) 695-7661 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Cheng-Yang Tuan?

    Please contact Dr. Tuan's office at (415) 695-7661 to schedule an appointment.

    Where is Dr. Tuan's office located?

    Dr. Tuan's office is located in San Francisco, CA.

    Which board certifications does Dr. Cheng-Yang Tuan have?

    Dr. Cheng-Yang Tuan is certified by the American Board of Internal Medicine.