WC
23 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Chang, Pulmonologist in San Juan Capistrano, CA?
Dr. William Chang, DO is a Pulmonologist, who primarily practices in San Juan Capistrano, CA with 2 additional practice locations. He has been practicing for over 23 years. Dr. Chang is fluent in English and Chinese, and is currently seeing new patients. Dr. Chang’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (714) 571-5000.
What languages does Dr. Chang speak?
Dr. Chang and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does a Pulmonologist like Dr. Chang typically treat?
As a Pulmonologist, Dr. Chang 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. Chang. 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:
- Obstructive Sleep Apnea
- Sleep Apnea
- Obstructive sleep apnea
- OSA
- Blocked airway during sleep
- Snoring and gasping during sleep
ICD-10 Codes:
- G4733: Obstructive sleep apnea (adult) (pediatric)
Also known as:
- Asthma
- Reactive Airway Disease
- Bronchial Asthma
- Allergic Asthma
ICD-10 Codes:
- J45909: Unspecified asthma, uncomplicated
Also known as:
- COPD
- Chronic Obstructive Pulmonary Disease
- Chronic Lung Disease
- Emphysema and Chronic Bronchitis
ICD-10 Codes:
- J449: Chronic obstructive pulmonary disease, unspecified
Also known as:
- Single Lung Nodule
- Lung Disease
- Lung Spot
- Pulmonary Nodule
- Spot on Lung Scan
ICD-10 Codes:
- R911: Solitary pulmonary nodule
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
Also known as:
- Snoring
- Loud breathing during sleep
- Noisy sleep
- Obstructive snoring
ICD-10 Codes:
- R0683: Snoring
Also known as:
- Cough
- Coughing
- Persistent cough
- Chronic cough
ICD-10 Codes:
- R059: Cough, unspecified
Also known as:
- Chronic Cough
- Cough
- Persistent cough
- Long-lasting cough
- Ongoing cough
ICD-10 Codes:
- R053: Chronic cough
What procedures does a Pulmonologist like Dr. Chang typically perform?
As a Pulmonologist, procedures performed by Dr. William Chang may include:
- Bronchoscopy
- Endobronchial Ultrasound (EBUS)
- Interventional Bronchoscopy
- Intrathoracic Adenopathy
- Lung Cancer Screening
- Lung Cancer Staging
- Lung Surgery Consultation
- Mechanical Ventilation
Please contact Dr. Chang's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Chang accept my insurance?
Dr. Chang accepts most major insurance plans. Important: Please call our office at (714) 571-5000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chang accept in San Juan Capistrano, CA?
Dr. Chang in San Juan Capistrano, 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
Centene Corporation
Humana
Medicare
Other Health Care Provider
St. Joseph Health System (CA)
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Chang's office located?
Dr. William Chang's Primary Practice
30230 Rancho Viejo Rd Ste 200
San Juan Capistrano, CA 92675
(714) 571-5000
What is Dr. Chang's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chang's National Provider Identifier (NPI) number is 1417902149.
What common questions do patients ask about Dr. Chang?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chang
What is Dr. William Chang's specialty?
Dr. Chang is a Pulmonologist near San Juan Capistrano, CA.
What does a Pulmonologist do?
An internist specializing in the treatment of lung and airway diseases. The pulmonologist diagnoses and manages conditions such as cancer, pneumonia, pleurisy, asthma, occupational and environmental illnesses, bronchitis, sleep disorders, emphysema, and other complex lung disorders.
Is this Dr. William Chang affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Chang is affiliated with Providence Mission Hospital Mission Viejo, Hoag Hospital Newport Beach, Kaiser Permanente Orange County - Anaheim Medical Center, Uci Medical Center, Ahmc Anaheim Regional 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 Pulmonologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Pulmonologist. 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 William Chang accepting new patients in San Juan Capistrano, CA?
Yes, Dr. William Chang is accepting new patients at this time.
Does Dr. William Chang offer online booking?
Please contact Dr. Chang's office at (714) 571-5000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with William Chang?
Please contact Dr. Chang's office at (714) 571-5000 for information regarding telehealth appointment availability or for scheduling assistance.
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