42 Years of Experience
Accepting patients
Who is Dr. Duncan, Pulmonologist in San Antonio, TX?
Dr. Charles Duncan, MD is a Pulmonologist, who primarily practices in San Antonio, TX. He has been practicing for over 42 years and is board certified. Dr. Duncan graduated from Medical College of Georgia at Georgia Regents University and completed his residency at Keesler Usaf Med Ctr. Dr. Duncan is fluent in English and Spanish, and is currently seeing new patients. Dr. Duncan’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Duncan’s office.
Where did Dr. Duncan go to medical school and complete their residency?
Residency: Keesler Usaf Med Ctr
Medical School: Medical College of Georgia at Georgia Regents University
What languages does Dr. Duncan speak?
Dr. Duncan and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Duncan treat?
As a Pulmonologist, Dr. Duncan 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. Duncan. 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.
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:
- COPD
- Chronic Obstructive Pulmonary Disease
- Chronic Lung Disease
- Emphysema and Chronic Bronchitis
ICD-10 Codes:
- J449: Chronic obstructive pulmonary disease, unspecified
Also known as:
- Pulmonary Fibrosis
- Idiopathic Pulmonary Fibrosis
- Idiopathic pulmonary fibrosis
- Lung Scarring
- Fibrotic Lung Disease
- Interstitial Pulmonary Fibrosis
- IPF
- Lung Scarring of Unknown Cause
- Chronic Idiopathic Fibrosis
ICD-10 Codes:
- J8410: Pulmonary fibrosis, unspecified
- J84112: Idiopathic pulmonary fibrosis
Also known as:
- Shortness of Breath
- Breathing Problems
- Dyspnea
- Difficulty breathing
- Breathlessness
ICD-10 Codes:
- R0609: Other forms of dyspnea
- R0600: Dyspnea, unspecified
Also known as:
- Moderate Persistent Asthma
- Asthma
- Ongoing Moderate Asthma
- Regular Moderate Asthma
- Chronic Moderate Asthma
ICD-10 Codes:
- J4540: Moderate persistent asthma, uncomplicated
Also known as:
- Chronic Respiratory Failure with Low Oxygen
- Respiratory Failure
- Long-term lung failure with low oxygen
- Chronic hypoxic respiratory failure
- Ongoing breathing failure with hypoxia
ICD-10 Codes:
- J9611: Chronic respiratory failure with hypoxia
Also known as:
- Interstitial Lung Disease
- ILD
- Diffuse Parenchymal Lung Disease
- Chronic Lung Disease
ICD-10 Codes:
- J849: Interstitial pulmonary disease, unspecified
Also known as:
- Severe Obesity
- Obesity
- Helping Your Child Who Is Overweight
- Take Charge of Your Health: A Guide for Teenagers
- Understanding Adult Overweight & Obesity
- Morbid Obesity
- Extreme Obesity
- Class 3 Obesity
- Excess Weight
- Being Overweight
- High BMI
ICD-10 Codes:
- E6601: Morbid (severe) obesity due to excess calories
- E669: Obesity, unspecified
Also known as:
- Chronic Cough
- Cough
- Persistent cough
- Long-lasting cough
- Ongoing cough
ICD-10 Codes:
- R053: Chronic cough
Also known as:
- Other Abnormal Findings on Lung Scan
- Unusual Lung Scan Results
- Atypical Lung Imaging
- Nonspecific Lung Abnormality
ICD-10 Codes:
- R918: Other nonspecific abnormal finding of lung field
Also known as:
- Heart Failure
- Congestive Heart Failure
- CHF
- Cardiac Insufficiency
ICD-10 Codes:
- I509: Heart failure, unspecified
Also known as:
- Having a Tracheostomy
- Tracheal Disorder
- Trach tube
- Tracheotomy
- Tracheal opening
ICD-10 Codes:
- Z930: Tracheostomy status
Which procedures does Dr. Duncan perform as a Pulmonologist?
As a Pulmonologist, procedures performed by a Dr. Charles Duncan may include:
- Bronchoscopy
- Endobronchial Ultrasound (EBUS)
- Interventional Bronchoscopy
- Intrathoracic Adenopathy
- Lung Cancer Screening
- Lung Cancer Staging
- Lung Surgery Consultation
- Mechanical Ventilation
For detailed information, please contact Dr. Duncan's office.
Does Dr. Duncan accept my insurance?
Dr. Duncan accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Duncan accept in San Antonio, TX?
Dr. Duncan in San Antonio, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene
CVS Health (formerly Aetna)
Department of Veterans Affairs
Health Care Service Corporation (HCSC)
Medicaid
Medicare
Other Health Care Provider
UnitedHealthcare
View All Insurances
Where is Dr. Duncan's office located?
What is Dr. Duncan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Duncan's National Provider Identifier (NPI) number is 1215932462.
What common questions do patients ask about Dr. Duncan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Duncan
What is Dr. Charles Duncan's specialty?
Dr. Duncan is a Pulmonologist near San Antonio, TX. 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. Contact Dr. Duncan to book an appointment today.
Is this Dr. Charles Duncan affiliated with a ranked Castle Connolly Top Hospital?
No, Duncan is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals 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
Where can I learn more about Pulmonologist?
Explore Pulmonologist with 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 Charles Duncan accepting new patients in San Antonio, TX?
Yes, Dr. Charles Duncan is accepting new patients at this time.
Does Dr. Charles Duncan offer online booking?
Please contact Dr. Duncan's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Charles Duncan?
Please contact Dr. Duncan's office for information regarding telehealth appointment availability or for scheduling assistance.
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Connect with DR. Duncan
10007 Huebner Rd Ste 402
San Antonio, TX 78240