JC
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Chao, Dermatologist in Berkeley, CA?
Patients dealing with skin condition benefit from an approach centered on complex wound repair and targeted intervention. In Berkeley, California, Dr. Joseph T. Chao MD, a Dermatologist, provides comprehensive care to patients across the Bay Area, including San Francisco and Los Altos. His practice is conveniently located at 2850 Telegraph Ave Ste 120, serving as a trusted resource for those managing various skin-related concerns. With a clinical focus on treating skin conditions, including sun damage and long-term medication use, Dr. Chao utilizes procedures such as complex wound repair and wound repair to restore skin health. His expertise in these areas enables him to develop personalized treatment plans tailored to each patient's unique needs. Dr. Chao is affiliated with top-ranked hospitals in the region, including California Pacific Medical Center and Mills-Peninsula Medical Center. He is board-certified in his specialty, ensuring a high standard of care for his patients. New patients can schedule a visit with Dr. Chao, who accepts a range of insurance carriers, including Blue Shield of California, Kaiser Permanente, and Medicare. Appointments are available at his Berkeley office, making it convenient for patients to access the care they need.
What languages does Dr. Chao speak?
Dr. Chao and their clinical team can communicate with patients in the following languages:
English
What conditions does a Dermatologist like Dr. Chao typically treat?
As a Dermatologist, Dr. Chao 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. Chao. 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:
- Skin Tumor of Uncertain Behavior
- Skin Rash
- Skin Disorder
- Skin Condition
- Rashes
- Skin Neoplasm
- Skin Growth
- Uncertain Skin Lesion
- Skin Eruption
- Hives
- Dermatitis
- Skin Inflammation
- Skin Problem
- Dermatological Condition
- Skin Ailment
ICD-10 Codes:
- D485: Neoplasm of uncertain behavior of skin
- R21: Rash and other nonspecific skin eruption
- L989: Disorder of the skin and subcutaneous tissue, unspecified
Also known as:
- Other Long-Term Drug Therapy
- Chronic medication use
- Ongoing drug treatment
- Extended drug therapy
ICD-10 Codes:
- Z79899: Other long term (current) drug therapy
Also known as:
- Actinic Keratosis
- Skin Condition
- Sun Exposure
- Skin Cancer Treatment (PDQ®)
- Solar keratosis
- Precancerous skin lesion
- Rough sun spots
ICD-10 Codes:
- L570: Actinic keratosis
What procedures does a Dermatologist like Dr. Chao typically perform?
As a Dermatologist, Dr. Chao 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. Chao. 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:
- Complex Wound Repair on Torso (2.6-7.5 cm)
- Trunk Wound Closure (Complex)
- Deep Torso Laceration Repair
- Complex Body Wound Stitching
CPT Codes:
- 13101: Repair, complex, trunk; 2.6 cm to 7.5 cm
Also known as:
- Complex Wound Repair (Scalp, Arms, Legs)
- Deep Wound Repair (Extremities)
- Surgical Closure of Complex Wound
- Advanced Wound Stitching
CPT Codes:
- 13121: Repair, complex, scalp, arms, and/or legs; 2.6 cm to 7.5 cm
Does Dr. Chao accept my insurance?
Dr. Chao accepts most major insurance plans. Important: Please call our office at (415) 600-5778 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chao accept in Berkeley, CA?
Dr. Chao in Berkeley, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
All Other Third Party
BCBS Unspecified
Blue Shield of California
Centene Corporation
CVS Health (formerly Aetna)
Medicare
Sutter Health
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Chao's office located?
Dr. Joseph Chao's Primary Practice
2850 Telegraph Ave Ste 120
Berkeley, CA 94705
(415) 600-5778
What is Dr. Chao's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chao's National Provider Identifier (NPI) number is 1861805210.
What common questions do patients ask about Dr. Chao?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chao
What is Dr. Joseph Chao's specialty?
Dr. Chao is a Dermatologist near Berkeley, 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. Joseph Chao affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Chao is affiliated with California Pacific Medical Center - Davies Campus, California Pacific Medical Center - Mission Bernal Campus, California Pacific Medical Center - Van Ness Campus, Mills-Peninsula Medical Center 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 Joseph Chao accepting new patients in Berkeley, CA?
Yes, Dr. Joseph Chao is accepting new patients at this time.
Does Dr. Joseph Chao offer online booking?
Please contact Dr. Chao's office at (415) 600-5778 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Joseph Chao?
Please contact Dr. Chao's office at (415) 600-5778 for information regarding telehealth appointment availability or for scheduling assistance.
Other Dermatologist Near Berkeley, CA
SH
Dermatologist
Dr. Silke Heinisch, MD, PHD is a Dermatologist, who primarily practices in Soquel, CA with 2 additional practice locations.
Soquel, CA

Dermatologist
Dr. Terris Dunn, MD is a Dermatologist, who primarily practices in Berkeley, CA.
Berkeley, CA

Dermatologist
Dr. Warren Dotz, MD is a Dermatologist, who primarily practices in Berkeley, CA. He is board certified.
Berkeley, CA