What is the emergency room wait time at Wellstar Kennestone Hospital?

Patients spend a median of 262 minutes (4 hours 22 minutes) in the emergency department at Wellstar Kennestone Hospital, according to CMS. This is a median over a past 12-month reporting period, not a live figure.

Does Wellstar Kennestone Hospital have an emergency room?

Wellstar Kennestone Hospital provides emergency services.

What is the CMS star rating for Wellstar Kennestone Hospital?

Wellstar Kennestone Hospital has an overall rating of 4 out of 5 stars from the Centers for Medicare and Medicaid Services.

Where is Wellstar Kennestone Hospital located?

Wellstar Kennestone Hospital is at 677 Church St NE, Marietta, GA 30060.

What is the phone number for Wellstar Kennestone Hospital?

The phone number for Wellstar Kennestone Hospital is (770) 793-5000.

Wellstar Kennestone HospitalMarietta, GA

See all hospitals in Marietta, GA, or find the nearest hospital to you.

(770) 793-5000 Visit Website

Acute Care Hospitals

417Beds

Time ZoneEST
CountyCobb
Emergency CapableYes
FIPS13067
Area Code770

Quality and performance

Centers for Medicare & Medicaid Services · data as of July 2026

Patients spend an average of 4 hours 22 minutes in the emergency department at Wellstar Kennestone Hospital. That is 1 hour 30 minutes longer than the Georgia average of 2 hours 52 minutes.

CMS rating ★★★★★ 4/5

Left before seen 1%

ER volume very high

Type Acute Care

Ownership Government

Maternity Birthing-friendly

Source: CMS Hospital General Information and Timely & Effective Care. Wait times are a median over a past 12-month reporting period, not live data. Not affiliated with CMS or with Wellstar Kennestone Hospital. For a medical emergency, call 911.

Compare ER waits across Georgia · How Georgia hospitals rank on star ratings · Other birthing-friendly hospitals in Georgia · How we source this data · Something wrong on this page? Tell us

Closest other hospitals

3.5 mi Devereux Treatment Network Kennesaw, GA No ER 6.3 mi Wellstar Windy Hill Hospital Marietta, GA No ER 8.0 mi Emory-Adventist Hospital Smyrna, GA 8.2 mi Ridgeview Institute Smyrna, GA No ER 8.4 mi Wellstar Cobb Hospital Austell, GA 4 hr 22 min ER wait

All 2 hospitals in Marietta →

Wellstar Kennestone Hospital Address 677 Church St NE
Marietta, GA 30060

The information listed on this page will help you determine if Wellstar Kennestone Hospital is the nearest hospital to your location. Address, phone number, emergency department status, bed count and CMS quality measures for Wellstar Kennestone Hospital are listed above.