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Dr. Joanna Tu, MD

San Francisco, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Tu, Dermatologist in San Francisco, CA?

    Board-certified in dermatology, Dr. Joanna Tu MD is a trusted Dermatologist in San Francisco, CA, specializing in skin lesion removal for patients with acne, offering focused clinical care. With practices located at 1701 Divisadero St and 400 Parnassus Ave, she serves the San Francisco community and surrounding areas, including Redwood City. Known for her expertise in managing Acne, Eczema, Hemangioma, and Dermatitis, Dr. Tu's clinical focus centers on addressing these common skin conditions through procedures like Skin Lesion Removal, Injection, and Skin Biopsy. Her approach is centered on providing comprehensive care to patients, ensuring they receive the most effective treatment for their specific skin concerns. Dr. Tu is affiliated with top-ranked hospitals, including UCSF Medical Center At Parnassus and Mills-Peninsula Medical Center, reflecting her commitment to delivering high-quality patient care. As a respected dermatologist, she accepts various insurance carriers, including Blue Shield of California and UnitedHealth Group, making her services accessible to a broad patient base. New patients can schedule a visit with Dr. Tu, who is currently accepting new patients. Appointments are available at her San Francisco locations, and patients can also reach out to her office directly to inquire about scheduling.

    What languages does Dr. Tu speak?

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

    • English

    What conditions does a Dermatologist like Dr. Tu typically treat?

    As a Dermatologist, Dr. Tu 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. Tu. 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:

    • Acne Vulgaris
    • Acne
    • Common acne
    • Pimples
    • Breakouts

    ICD-10 Codes:

    • L700: Acne vulgaris

    Also known as:

    • Atopic Dermatitis
    • Eczema
    • Atopic dermatitis
    • Itchy skin rash
    • Allergic skin condition
    • Allergic eczema

    ICD-10 Codes:

    • L209: Atopic dermatitis, unspecified
    • L2084: Intrinsic (allergic) eczema

    Also known as:

    • Skin Hemangioma
    • Benign Tumor
    • Birthmarks
    • Strawberry mark
    • Vascular birthmark
    • Benign vascular tumor
    • Capillary hemangioma

    ICD-10 Codes:

    • D1801: Hemangioma of skin and subcutaneous tissue

    Also known as:

    • Dermatitis
    • Eczema
    • Rashes
    • Atopic Dermatitis
    • Skin Inflammation
    • Skin Rash

    ICD-10 Codes:

    • L309: Dermatitis, unspecified

    Also known as:

    • Skin Rash
    • Rashes
    • Skin Eruption
    • Hives
    • Dermatitis
    • Skin Inflammation

    ICD-10 Codes:

    • R21: Rash and other nonspecific skin eruption

    What procedures does a Dermatologist like Dr. Tu typically perform?

    As a Dermatologist, Dr. Tu 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. Tu. 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:

    • Removal of Benign Skin Lesions
    • Removal of Precancerous Skin Lesions
    • Skin Conditions
    • Benign Skin Growth Destruction
    • Skin Lesion Excision
    • Cryosurgery for Skin Lesions
    • Electrosurgery for Skin Lesions
    • Actinic Keratosis Treatment
    • Premalignant Lesion Destruction
    • Skin Cancer Prevention Treatment

    CPT Codes:

    • 17110: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), of benign lesions other than skin tags or cutaneous vascular proliferative lesions; up to 14 lesions
    • 17000: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), premalignant lesions (eg, actinic keratoses); first lesion

    Also known as:

    • Injection for Skin Lesions (Up to 7)
    • Intralesional Injection
    • Lesion Injection Therapy
    • Steroid Injection for Skin Bumps

    CPT Codes:

    • 11900: Injection, intralesional; up to and including 7 lesions

    Also known as:

    • Skin Biopsy
    • Shave Biopsy
    • Tangential Biopsy
    • Skin Lesion Biopsy

    CPT Codes:

    • 11102: Tangential biopsy of skin (eg, shave, scoop, saucerize, curette); single lesion

    Does Dr. Tu accept my insurance?

    Dr. Tu accepts most major insurance plans. Important: Please call our office at (415) 353-7800 before your appointment to verify that your specific plan and network are accepted.

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

    Dr. Tu in San Francisco, 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)

    • Health Plan of San Joaquin

    • Hill Physicians Medical Group

    • Santa Cruz County

    • State of California

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Tu's office located?

    Dr. Joanna Tu's Primary Practice

    1701 Divisadero St

    San Francisco, CA 94115

    (415) 353-7800

    Get Directions

    Dr. Joanna Tu's Practice 2

    450 Broadway St # C

    Redwood City, CA 94063

    Get Directions

    Dr. Joanna Tu's Practice 3

    400 Parnassus Ave

    San Francisco, CA 94143

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

    Dr. Tu's National Provider Identifier (NPI) number is 1508392887.

    What common questions do patients ask about Dr. Tu?

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

    What is Dr. Joanna Tu's specialty?

    Dr. Tu is a Dermatologist near San Francisco, CA.

    What does a Dermatologist do?

    Dermatologists are medical professionals trained to diagnose and treat a wide range of skin conditions in both children and adults, including skin cancers, melanomas, and other tumors. They also manage disorders of the mouth, external genitalia, hair, and nails, and are skilled in treating conditions like dermatitis, allergic reactions, and skin manifestations of systemic diseases. Dermatologists receive specialized training in dermatopathology and dermatologic surgical techniques, and address cosmetic issues such as hair loss and scarring. Additionally, they use laboratory methods to diagnose immune-related skin disorders, often collaborating with immunohematologists for expert consultation and targeted therapies.

    Is this Dr. Joanna Tu affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Tu is affiliated with Ucsf Medical Center At Parnassus, Mills-Peninsula Medical Center, Doctors Medical Center Of Modesto 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 a Dermatologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Dermatologist. 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 Joanna Tu accepting new patients in San Francisco, CA?

    Yes, Dr. Joanna Tu is accepting new patients at this time.

    Does Dr. Joanna Tu offer online booking?

    Please contact Dr. Tu's office at (415) 353-7800 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Joanna Tu?

    Please contact Dr. Tu's office at (415) 353-7800 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>