Contact Information:

Greg S. Cohen, MD
Northwestern University Feinberg School of Medicine
Division of Gastroenterology
Department of Medicine
676 N. Saint Clair St
Suite 1525
Chicago, IL 60611

Administrative Assistant:
Mary Christerson
Phone: 312-695-4452
Fax: 312-695-4453
email: mary@cohengastro.com

For billing questions contact:
MediData
1730 Park Street, Suite 101
Naperville, IL  60563
630-718-1515
Greg S. Cohen, MD
Gastroenterology
Contact Us
676 N Saint Clair St  ●  Suite 1525  ●  Chicago, IL 60611  ●  phone 312-695-4452  ●  fax 312-695-4453