Compassionate care for your every breath.

We are Pulmonary, Critical Care & Sleep Disorders Institute of South Florida.

care for your
every breath.

We are Pulmonary,
Critical Care &
Sleep Disorders
Institute of
South Florida.

A recognized leader in respiratory care.

Combining over 50 years of practicing pulmonary, critical care, and sleep disorder medicine, we deliver compassionate, high quality, inclusive care. As part of that commitment, we keep current on the developing evidence-based practices and cutting edge technology to offer our patients individualized, effective treatment options.


Our areas of expertise include asthma, lung cancer, COPD, smoking-related changes, emphysema, bronchitis, pulmonary fibrosis, interstitial lung disease, pulmonary hypertension and more.


It’s hard to keep up with the day-to-day when you’re not well-rested. But some sleep disorders are not just a hindrance, they are life-threatening. Diagnosing one requires a trained comprehensive assessment.


The practice of interventional pulmonology uses tiny cameras for precision guidance and other minimally-invasive advanced diagnostic measures to take a closer look at the lungs in real-time, broadening the options for pulmonary diagnosis and treatment options.

Everyone’s health journey is different.

At PCSI we understand the individuality of each patient and every situation. We believe listening is one of our most powerful diagnostic tools when it comes to creating your specific treatment plan. We encourage you to be involved. Our experts take the time to form personal connections and provide thorough education so you feel comfortable asking questions and confident in your care.

Schedule your appointment now!

Leaders in the Pulmonary, Critical Care and Sleep Disorder medicine fields.

Our patients trust in us because we practice the latest techniques and utilize the best equipment, options and technology available in the medical industry. The PCSI team works tirelessly to provide world class treatment to every patient, every day.

Come experience the difference at PCSI!

Florida’s first Board-Certified Interventional Pulmonologist.

As a relatively new field in pulmonary medicine, Interventional Pulmonology uses endoscopy and other tools to diagnose and treat conditions in the lungs and chest. Dr. Wellikoff is a pioneer in this field, bringing his expertise to Palm Beach County as the first board-certified interventional pulmonologist in Florida.

Experts in Remote Patient Monitoring.

As part of our innovative tech-based treatment, PCSI was the first in Florida to offer Spire Health Tags, the world’s first no-hassle, intelligent health tracker technology.

Understand how you sleep

Stop stress in its tracks

Track pulse rate and workouts

What our patients are saying…