Our Sleep Medicine Physicians

Nisarg Changawala, MD, MPH

Nisarg Changawala, MD, MPH

Pulmonologist

John (Jack) Collier, MD, FCCP, DABSM

John (Jack) Collier, MD, FCCP, DABS

Pulmonologist

James S. J. Hsu, MD, FCCP, DABSM

Pulmonologist

Ralph M. Nietrzeba, MD, FCCP, FACP

Ralph Nietrzeba, MD, FCCP, FACP

Pulmonologist

George S. Tu, MD, FCCP, DABSM

George S. Tu, MD, FCCP, DABSM

Pulmonologist

John Wojcik, MD, FCCP, DABSM

John J. Wojcik, MD, FCCP, DABSM

Pulmonologist

Our Team of Advanced Practitioners.

Katie Cupp, MSN, APRN, FNP-C

Katie Cupp, MSN, APRN, FNP-C

Advanced Practice Provider

Chin H. Oh-Ciernick, MSN, APRN, FNP-C

Chin H. Oh-Ciernick, MSN, APRN, FNP-C

Advanced Practice Provider

Lorraine Kossol, MSN, APRN, FNP-BC

Lorraine Kossol, MSN, APRN, FNP-BC

Advanced Practice Provider

Lisa Reiter, MSN, APRN, FNP-BC

Lisa Reiter, MSN, APRN, FNP-BC

Advanced Practice Provider