Sleep apnea is related to an increased risk of cardiovascular diseases. Learn About Common Sleep Disorders.

Breathing Disorders

COPD, Asthma, Pulmonary Hypertension, Bronchiectasis and Interstitial Lung Disease. Learn More...


23 million people see physicians every year for chronic cough.
Learn More...

Pulmonary Nodule

PCCS physicians use the latest technology in minimally invasive techniques to diagnose lung nodules.  Learn More...

Pulmonary Hypertension

Pulmonary Hypertension (PH) is a progressive lung disorder in which there is an abnormally high blood pressure.  Learn More...

Specialized Services

Advanced Bronchoscopy

Advanced Bronchoscopy

EBUS, Electromagnetic Navigational Bronchoscopy, Cryo and Laser Therapy, Fiberoptic Bronchoscopy

Advanced ICU Services

Advanced ICU Services

ECMO (extra corporeal membrane oxygenation), High Frequency Oscillator Ventilation, Echocardiography

Welcome to PCCS

Welcome to Pulmonary Critical Care and Sleep Medicine Consultants (PCCS), a comprehensive lung and sleep disorders clinic.  Our outstanding physicians specialize in a wide variety of breathing disorders and are considered among the best pulmonary, critical care and sleep doctors in the southwest region.  Here at PCCS, we manage diseases such as asthma, COPD/emphysema, lung cancer and shortness of breath.

Our sleep physicians are board-certified by the American Board of Sleep Medicine and serve as directors for several sleep centers.  They treat sleep apnea and provide quality care for complicated sleep disorders such as narcolepsy, parasomnias, & restless leg syndrome.

PCCS In the News:

  • PCCS Physicians Named As Top Pulmonary Doctors by Houstonia
  • Dr. Lisa Kopas talks with NPR radio about chronic bronchitis
  • Dr. Doerr talks with the press about former President George H. W. Bush’s move out of the ICU at Houston Methodist Hospital
  • Dr. Lisa Kopas talks with the Associated Press and Channel 2 News about pneumonia
  • Dr. Kopas talks with Fox news about smoking
  • Houston Texas Medical Center Facility

    The world-famous Texas Medical Center has the world’s largest concentration of expertise in medical treatment, medical research and medical technology.


    US News ranks HMH Pulmonary Department 17th in the nation

    For pollution and allergens daily reports, click on the icons below: