- Open 24 Hours · Walk-ins Welcome
24/7 Emergency Services in Round Rock, TX 78681 for Adults and Children
An emergency does not wait for office hours, and neither does NorthStar Emergency Center. Our freestanding emergency room on Round Rock Ave is open 24 hours a day, seven days a week for adults, children and infants with sudden illnesses, injuries and potentially serious symptoms.
Our emergency physicians have access to on-site digital X-ray, CT scanning, bedside ultrasound, EKG and laboratory testing. That means evaluation, diagnostic testing and initial treatment can often happen in one location during the same visit.
Emergency physicians 24/7
On-site CT, X-ray & ultrasound
Adults, children & infants
Emergency Care Organized Around You
Find Care by Symptom or Emergency Need
Use the categories below to understand the types of emergencies NorthStar evaluates. These summaries do not diagnose a condition or replace a physician's assessment. Symptoms often overlap, and the emergency team may use more than one type of testing to identify the cause.
01
Main Service
Diagnostic & Treatment Services
Child Services
- Digital X-Rays
- CT Scans
- Bedside Ultrasound
- EKG
- IV Fluids
- MRI & Specialty Imaging Coordination
- On-Site Laboratory Testing
Explore Diagnostic & Treatment Services ➟
02
Main Service
Injuries & Trauma Care
Child Services
- Broken Bones & Fractures
- Sprains & Strains
- Cuts, Wounds & Laceration Repair
- Burns
- Car Accidents & Other Accidents
- Head Injuries & Concussion Care
- Work-Related Injuries
Explore Injuries & Trauma Care ➟
03
Main Service
Fever, Flu & Infectious Illness
Child Services
- Fever & Infections
- Flu & COVID-19
- Body Aches, Earaches & Headaches
- Urinary Tract Infections
Explore Fever, Flu & Infectious Illness Care ➟
04
Main Service
Breathing & Respiratory Emergencies
Child Services
- Breathing Problems
- Asthma Attacks
- Respiratory Illness Testing
- Cough, Bronchitis & Pneumonia
Explore Breathing & Respiratory Emergency Care ➟
05
Main Service
Abdominal & Digestive Emergencies
Child Services
- Abdominal & Stomach Pain
- Nausea, Vomiting & Diarrhea
- Dehydration
- Suspected Appendicitis
Explore Abdominal & Digestive Emergency Care ➟
06
Main Service
Cardiac & Circulatory Emergencies
Child Services
- Chest Pain
- Heart Emergencies
- DVT & Blood Clots
Explore Cardiac & Circulatory Emergency Care ➟
07
Main Service
Allergic Reactions & Anaphylaxis
Child Services
- Allergic Reactions
- Anaphylaxis
- Mental-Health Emergencies
- Intoxication, Withdrawal & Detox Emergencies
Explore Allergic Reactions & Anaphylaxis Care ➟
08
Main Service
Pediatric, Infant & Women’s Care
Dedicated Emergency Care
- Pediatric Emergency Care
- Infant & Newborn Emergency Care
- Women’s Emergency Care
- Private Evaluation for Sensitive Concerns
Explore Pediatric, Infant & Women’s Care ➟
Inside Emergency Care
Care Supported by On-Site Resources
On-Site Diagnostics
Imaging and Testing During Your ER Visit
Care for Every Age
Emergency Evaluation for Infants, Children and Adults
Testing During Your ER Visit
Advanced Diagnostics Without an Extra Appointment
NorthStar's confirmed on-site capabilities support multiple service categories:
- Multi-slice CT scanning
- Digital X-ray
- Bedside ultrasound
- EKG
- Complete blood counts and metabolic panels
- Kidney and liver function testing
- Cardiac and blood-clot markers
- Urinalysis and pregnancy testing
- Influenza, COVID-19, strep and RSV testing
NorthStar's confirmed on-site capabilities support multiple service categories:
Your Visit
What to Expect at NorthStar
Experiences shared by NorthStar Emergency Center patients and families.
01
Walk In at Any Hour
NorthStar is open every day, including nights, weekends and holidays. No appointment is required for emergency evaluation.
02
Receive an Initial Assessment
The care team checks symptoms, vital signs and medical urgency. Life-threatening conditions receive immediate priority.
03
Meet With an Emergency Physician
The physician reviews the history, performs an examination and determines which diagnostic tests are appropriate.
04
Complete Testing and Begin Treatment
Confirmed imaging and laboratory services are available within the facility. Treatment begins according to the diagnosis and severity.
05
Leave With Clear Next Steps—or Receive a Transfer
Patients may be discharged with instructions and follow-up or stabilized and transferred when surgery, intensive care, obstetrics, pediatrics or another specialty is required.
Why NorthStar
Emergency Care Designed Around Timely Decisions
- Open 24 hours a day, 365 days a year
- Walk-ins welcome with no appointment required
- Emergency physicians available around the clock
- Adult, pediatric and infant emergency care
- Private rooms for sensitive women's emergency visits
- CT, X-ray, ultrasound, EKG and laboratory testing on site
-
Evaluation, diagnostics and initial treatment in one
location
- Convenient Round Rock location near Pflugerville, Hutto, Georgetown and Cedar Park
- Stabilization and transfer when a higher level of care is needed
Round Rock Location
Serving Round Rock and Nearby Communities
NorthStar Emergency Center is located at 1700 Round Rock Ave, Round Rock, TX 78681. Our Round Rock location is convenient for patients and families in:
- 1700 Round Rock ave
- Spring
- Klein
- Willowbrook
- Champions
- The Woodlands
- Surrounding Round Rock Communities
Helpful Information
Frequently Asked Questions
Is NorthStar Emergency Center open 24 hours?
Yes. NorthStar Emergency Center is open 24 hours a day, 7 days a week, including weekends and holidays.
Where is NorthStar Emergency Center located?
NorthStar is located at 1700 Round Rock Ave, Round Rock, TX 78681.
Do I need an appointment to visit the ER?
No appointment or referral is required. Adults, children and infants can walk in at any time.
Should I choose an emergency room or urgent care?
Urgent care is generally intended for minor conditions. Symptoms that may be serious, require advanced diagnostics or need immediate physician evaluation belong in an emergency room. Call 911 for a life-threatening emergency.
Does NorthStar treat children and infants?
Yes. NorthStar provides emergency care for adults, children and infants in one facility.
Are laboratory testing and imaging available on site?
Yes. NorthStar provides on-site diagnostic testing and advanced imaging to support emergency evaluation and treatment.
How quickly will I be seen?
NorthStar is designed to minimize long waits and begin assessment promptly. Patients are always evaluated according to medical urgency.
1700 Round Rock Ave · Round Rock, TX 78681
Emergency Care Is Available Now
Whether you are dealing with a sudden illness, painful injury, breathing problem, severe abdominal pain or another emergency, NorthStar Emergency Center is open and ready to evaluate you.
Walk in at any hour. Call 911 for life-threatening symptoms.
NorthStar Emergency Center
1700 Round Rock Ave, Round Rock, TX 78681 Open 24/7