TOP
San antonio walk in clinic

Walk-In Clinic in San Antonio, TX — No Appointment Needed

When you’re hurt or sick and you need care immediately, Full Spectrum ER & Urgent Care is here for you. Walk in anytime for everything from minor injuries, such as sprains and spider bites, to more severe cases. Additionally, we have expert adult, geriatric, and pediatric care available under one roof.

We’re San Antonio’s only hybrid emergency room and urgent care facility, open 24 hours a day, 7 days a week, so you can get compassionate and reliable care exactly when you need it. 

Why Choose Our Walk-In Clinic in San Antonio

Services Available at Our San Antonio Walk-In Clinic

Whether you’re dealing with a sore throat or a minor fracture, our walk-in clinics in San Antonio provide a full range of treatments and diagnostics for children and adults alike.

Adult & Pediatric Care

Our all-in-one care facility provides solutions for nearly any health issue, such as your child’s ear infection or your own sprained ankle. We treat patients of all ages with compassion and expertise. For those in Stone Oak or The Rim area, it’s convenient, family-friendly care right in your neighborhood.

Diagnostics On-Site

Need testing or imaging? We offer:

Injury & Illness Treatment

From sprains, lacerations, and burns to coughs, flu, allergies, and infections, we’re ready for it all— whether it’s after a weekend at Six Flags or a hike at Government Canyon.

Occupational Medicine

We provide employee health services for San Antonio businesses, including:

How Our Walk-In Clinic Works

  1. Walk In — no appointment is required.
  2. Quick Registration & Triage — our friendly staff gets you started right away.
  3. See a Physician Promptly — experienced ER doctors on-site 24/7.
  4. Diagnostics & Treatment Done Here — labs and imaging on-site for same-visit answers.
  5. Discharge or Observation — go home the same day, or stay for short-term monitoring if needed.

Most patients are seen within minutes, not hours — no long hospital waits. It’s convenient, efficient care for busy San Antonio families and visitors alike.

Insurance, Payment & Self-Pay Options

We can bill to most commercial insurance plans, including many employer and marketplace options. Self-pay pricing is transparent and affordable — and every patient has the right to a Good Faith Estimate before treatment.

Serving residents of San Antonio and Bexar County, we make quality care accessible to everyone.

Learn more about Insurance & Billing 

FAQs About Full-Spectrum Care

Do I need insurance to use the walk-in clinic?

No, we welcome insured and self-pay patients. Transparent pricing is available for everyone.

What’s the difference between the urgent care and the emergency room?

At Full Spectrum, our hybrid model lets our doctors evaluate you and decide if you need urgent or emergency care without you having to choose ahead of time.

Do you see children at the walk-in clinic?

Absolutely. Our pediatric-trained staff treat infants, kids, and teens daily.

How much does a self-pay visit cost?

Prices are reasonable and clearly posted at each location. Contact our team for an estimate before your visit.

Patient Reviews
medical icon

“I have seen a LOT of doctors due to health issues and I can honestly say Dr. Cooper is easily in my top 3 doctors. He took his time to listen, explain the results, provided a referral to a cardiologist, and understood my personal situation.”

Matthew
medical icon

“The entire staff at this urgent care were absolutely the best! Very clean, NO, I repeat NO WAIT, and I was in and out in under an hour. Urgent care has come a long way.”

Matt
medical icon

“Will was extremely kind and patient the entire time. Will made me feel comfortable like I was talking to a close friend, which really helped keep me calm and relaxed considering the severity of my injury.”

Nyssa

Locations & Hours in San Antonio

EMERGENCY ROOM: 24/7/365

The Rim
Hardy Oak
How We Stand Out

Open 24 Hours, Seven Days a Week

Comprehensive Adult & Pediatric Care

Team of Veteran Doctors

Reasonably Priced Treatments

Friendly & Helpful Team

We use cookies to improve your experience. By continuing to use our site, you consent to our use of cookies.