EN
Covid-19
Mpox
(312) 864-0200
For Providers
Pay My Bills
MyCookCountyHealth
Andrew J. Dennis, DO

Andrew J. Dennis, DO

Surgery

Professional Details

Languages
english
Faculty Rank
Division Chief – Pre-Hospital and Resuscitation

Professional Training & Education

Education
University of Health Sciences, College of Osteopathic Medicine
Residency
Midwestern University Chicago College of Osteopathic Medicine Affiliated Hospitals
Fellowship
John H. Stroger, Jr. Hospital of Cook County

Get in Touch

Request an Appointment

Locations

John H. Stroger, Jr. Hospital of Cook County

1969 W. Ogden Avenue
Chicago, IL 60612

(312) 864-6000
Hospitals
Find a Doctor
Search Locations
Request an Appointment
About Us
About Cook County Health
Strategic Plan 2023-2025
Physician Directory
Office of Behavioral Health
Board of Directors
Human Resources
Employment Plan Office
Senior Leaders
The Change Institute of Cook County Health
Contribute
Doing Business with Cook County Health
For Medical Professionals
Fellowship Programs
Residency Programs
Education & Research
Provident Scholarship Fund
Get In Touch
Contact Us
Stay Updated
Newsroom
Press Releases
Podcasts
Community Relations
Connect With Us
Copyright © 2024 Cook County Health. All Rights Reserved.
Andrew J. Dennis, DO
en_USEnglish
es_MXEspañol de México arالعربية pl_PLPolski zh_CN简体中文 en_USEnglish

CCH Holiday Hours

Stroger Hospital and Provident Hospital are open 24 hours a day, 7 days a week, including holidays. If you are experiencing a medical emergency, please dial 911, or go to your nearest emergency department.

CCH Health Centers will be open limited hours for the holidays.

Thanksgiving Day – Thursday, November 28, 2024: CLOSED

Christmas Eve – Tuesday, December 24, 2024: 8 a.m. – 4 p.m.

Christmas Day – Wednesday, December 25, 2024: CLOSED

New Year’s Eve – Tuesday, December 31, 2024: 8 a.m. – 4 p.m.

New Year’s Day – Wednesday, January 1, 2025: CLOSED