Affiliate Practices:
Chicago Sleep Group

Intensivists
Doctors providing 24/7 critical care service.

Guy M. Dugan MD, FCCP, ABSM
Guy M. Dugan MD, FCCP, ABSM
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Imran Nisar MD
Imran Nisar MD
Sara Mann MD
Sara Mann MD
Thomas Murphy DO
Thomas Murphy DO
Oksana Shulzhenko MD, FCCP, FAASM
Oksana Shulzhenko MD, FCCP, FAASM
Said Abuhasna MD, MPH
Said Abuhasna MD, MPH
Patty Gessner DNP
Patty Gessner DNP
Jovi Myers AGACNP-BC
Jovi Myers AGACNP-BC
Rebecca Kuprys AGACNP-BC
Rebecca Kuprys AGACNP-BC
Patrice Wiener MD
Patrice Wiener MD
Credentials Defined
MD
Doctor of Medicine
DO
Doctor of Osteopathic Medicine
FCCP
Fellow, College of Chest Physicians
ABSM
Diplomate, American Board of Sleep Medicine
CBSM
Certified in Behavioral Sleep Medicine
RPSGT
Registered Polysomnographic Technologist
RCP
Respiratory Care Practicioner
CPFT
Certified Pulmonary Function Technician
ACNS-BC
Adult Clinical Nurse Specialist
Board Certified
ACNP-BC
Acute Care Nurse Practitioner
Board Certified
ANP-BC
Adult Nurse Practitioner
Board Certified
APN
Advance Practice Nurse
RN
Registered Nurse