Emergency Room in Lone Tree, CO
The ER at Sky Ridge Medical Center is committed to delivering Lone Tree and south metro Denver with fast, high-quality care, 24 hours a day. Our team of specialists will provide you with compassionate, expert care before, during and after your emergency.
Our location:
10101 RidgeGate Pkwy
Lone Tree, CO 80124
If you are wondering whether you should visit the ER, see our list of signs and symptoms. To learn more about our hospital and what to expect, view our frequently asked questions.
We accept most insurance and welcome Kaiser Permanente members!
Level II Trauma Center in Lone Tree, CO
Our Level II Trauma Center is conveniently located at I-25 and Lincoln and is open 24/7. Our board certified emergency physicians, physician assistants, pediatricians and nurses are specially trained in advanced life support and emergency treatment. We work in partnership with paramedics and first responders to ensure seamless care is provided to every patient.
We have dedicated teams prepared to initiate immediate and advanced care for:
- Stroke Alerts
- Cardiac Alerts
- Trauma Alerts
- Sepsis Alerts
Learn more about how you can prevent traumatic injuries for you and your loved ones.
Our ER and Level II Trauma Center were designed to provide efficient, effective care that includes:
- Board-certified Emergency Medicine Doctors on duty 24/7
- 27-beds, including three trauma bays
- A helipad for Airlife medical transports
- Cardiac Alert and Stroke Alert
- Direct access to our two heart cath labs
- Experienced emergency nurses
- Intensivist coverage 24 hours a day, 365 days a year
- Spine surgery expertise – in fact, Sky Ridge performs more spine surgeries than any other hospital in CO
- Rapid access to specialists for orthopedic emergencies
- State-of-the art diagnostic equipment
News
Reducing Opioid Overdoses
As opioid addiction ravages communities across the U.S., Sky Ridge, along with several other ERs in Colorado, is changing how we treat pain.
Watch Dr. Adam Barkin, Sky Ridge's Emergency Department Medical Director, discuss our the safety program, and how it aims to reduce opioid overdoses:
Emergency Room Basics
When to Visit the ER and What to Do Before You Go
When you or a loved one is in pain or just had an accident, it’s easy to get stressed and confused about what to do.
Dr. Adam Barkin, medical director and chairman of emergency medicine at Sky Ridge Medical Center, offers expert advice on how to care for common injuries until you get to an emergency room, also known as an emergency department.
About HealthONE's ER Wait Times
HealthONE is the first hospital system in Colorado to publicly post our average ER Wait Times – including separate Pediatric ER Wait Times for our youngest patients. This transparency is part of our commitment to better serve our communities’ healthcare needs and help patients find the quickest access to high-quality emergency medical care across the Metro area.
ER wait times are approximate and provided for informational purposes only. If you are having a medical emergency, call 9-1-1.
The ER wait time represents the time it takes to see a qualified medical professional, defined as a Doctor of Medicine (MD), Doctor of Osteopathy (DO), Physician Assistant (PA) or Advanced Registered Nurse Practitioner (ARNP).
ER wait times represent a four-hour rolling average updated every 30 minutes, and is defined as the time of patient arrival until the time the patient is greeted by a qualified medical professional. Patients are triaged at arrival and are then seen by a qualified medical professional in priority order based on their presenting complaint and reason for visit.
About Our Pediatric Wait Times
Pediatric ER wait times are approximate and provided for informational purposes only. If you are having a medical emergency, call 9-1-1.
ER wait times are approximate and provided for informational purposes only. If you are having a medical emergency, call 9-1-1.
The ER wait time represents the time it takes to see a qualified medical professional, defined as a Doctor of Medicine (MD), Doctor of Osteopathy (DO), Physician Assistant (PA) or Advanced Registered Nurse Practitioner (ARNP).
ER wait times represent a four-hour rolling average updated every 30 minutes, and is defined as the time of patient arrival until the time the patient is greeted by a qualified medical professional. Patients are triaged at arrival and are then seen by a qualified medical professional in priority order based on their presenting complaint and reason for visit.
Board-Certified Emergency Medicine Doctors at Sky Ridge Medical Center

Adam Barkin, MD
Medical Director and Chair

Eric Bratz, DO

Dan Dobler, MD

Christy Donaldson, PA-C

Christine Fleming, MD

Niki Gray, PA-C

Eric Lung, MD
Associate Medical Director

Mark Maertins, MD

Christopher McCarthy, PA-C

Amy Shoopman, PA-C

Aaron Van Hook, PA-C