676 N Saint Clair Street, Suite 1750, Chicago, IL 60611
phone 312.695.4452 fax 312.695.4453
CONTACT INFORMATION
Greg S. Cohen, MD
Northwestern University Feinberg School of Medicine
Division of Gastroenterology
Department of Medicine
676 N Saint Clair St
Arkes Pavilion 1750
Chicago, IL 60611
Office Manager:
Maritza Ortega
Phone: 312-695-4452
Fax: 312-695-4453
email: maritza@cohengastro.com
For billing or insurance questions contact:
Healthcare Management Systems (HCMS)
Attention: Dr. Greg Cohen
3010 Beard Rd
Napa, CA 94558-3442
707-255-7995