What Is an Ambulatory Surgery Center (ASC)?

An ambulatory surgery center (ASC) — also called an outpatient surgery center or same-day surgery center — is a modern medical facility built for one purpose: outpatient surgery. Most patients have their procedure and go home the same day. No overnight hospital stay. No long check-in. Just focused, quality-driven surgical care.

New tools and modern anesthesia have changed what’s possible. Many surgeries that once required a hospital stay can now be done safely at an ASC. And in most cases, they cost less than the same surgery at a hospital.

What Types of Surgeries Are Performed at an ASC?

ASCs handle a wide range of same-day surgeries, including:

  • Orthopedic surgeries — like knee, shoulder and spine surgeries
  • Colonoscopies and endoscopies — for screening and GI care
  • Eye surgeries — like cataract surgery and LASIK
  • Cardiovascular procedures — like pacemaker placement and heart rhythm treatments
  • Ear, nose and throat (ENT) surgeries — like tonsil and sinus surgeries
  • Pain management — like injections and nerve blocks
  • General surgery — like hernia repair and gallbladder removal

If your doctor has recommended outpatient surgery, ask if an ASC is the right place for your care.

Are ASCs Safe?

Yes. ASCs must meet the same high standards as hospitals. They are closely checked by state and federal agencies — and by outside groups that review safety. The doctors and nurses at an ASC have the same training and credentials as those at a hospital. This helps keep patients safe.
 
In short: same care, same standards — in a setting built around your surgery.

What Are the Benefits of an ASC?

ASCs are built around delivering convenient surgical care and a strong patient experience. Here are the biggest ASC benefits:

  • Go home the same day: Recover in your own space, not a hospital room.
  • Lower cost: ASCs often cost less than hospital outpatient departments. That often means lower copays, lower deductibles and fewer out-of-pocket costs for you.
  • Faster, more convenient visits: Quick check-ins and focused surgical teams cut down on time spent at the facility.
  • A team that knows your surgery: A consistent surgical team supports every step of your care.
  • Quality-driven care: Purpose-built ORs and safety-first practices support strong outcomes.

How Much Does Surgery at an ASC Cost?

The cost of outpatient surgery depends on the procedureand your insurance. In many cases, surgery at an ASC costs less than at a hospital— sometimes as much as half.

ASCs vs. Hospitals — What Are the Differences?

For most outpatient procedures, choosing an ASC over a hospital means faster, more convenient and lower-cost care. You also get a focused, procedure-specific environment built around your surgery.

Hospitals handle a wide range of medical needs, from emergency care to long inpatient stays. ASCs have a single focus: outpatient surgery. That focus lets ASCs offer:

  • Shorter check-in and recovery times
  • Simpler navigation
  • A more convenient patient experience
  • Lower overall costs
  • A skilled, consistent surgical team
  • A calm, focused setting built around your surgery
  • A dedicated surgical setting built to support strong infection control

Frequently Asked Questions About ASCs

“Ambulatory” means you can walk in and walk out the same day. An ambulatory surgery center is a place built for outpatient surgery. It doesn’t require an overnight stay.

Yes. “Ambulatory surgery center,” “outpatient surgery center” and “same-day surgery center” all describe the same type of facility.

Most patients are referred to an ASC by their doctor. If your doctor has recommended outpatient surgery, ask if an ASC is an option for your care.

Most major insurance plans, including Medicare, cover surgeries at ASCs. Check with your insurance provider to confirm your coverage.

SCA Health has ASCs in communities across the country. That means safe, quality-driven outpatient care close to home.

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