Outpatient surgery centers in Williamsville, NY
4 outpatient surgery centers certified by Medicare.
4 outpatient surgery centers in Williamsville; 15 more within 25 miles.
An outpatient surgery center (ambulatory surgical center, ASC) does surgery and procedures that do not need a hospital stay: patients usually go home the same day. Common examples are cataract surgery, colonoscopy and other endoscopy, joint and hand surgery, and pain injections. The centers listed here are certified by Medicare. They are not emergency rooms.
By kind of surgery
Number of centers here certified by Medicare for each kind of surgery (one center can do several).
- Eye surgery (ophthalmology)2
- Endoscopy (for example colonoscopy)2
- Orthopedic surgery (bones and joints)1
- Pain management procedures1
- Plastic surgery2
- Ear, nose and throat surgery1
- Gynecologic surgery (OB/GYN)2
- Other surgery1
All outpatient surgery centers in Williamsville
- Endoscopy Center of Western New York, LLC(716) 322‑1000Endoscopy · 4 operating rooms
- Millard Fillmore Surgery Center, LLC(716) 689‑2300Eye surgery, Plastic surgery, Ear, nose and throat surgery +1 more · 6 operating rooms
- Northtown Ambulatory Surgery Center(716) 713‑4310Eye surgery, Endoscopy, Orthopedic surgery +2 more · 14 operating rooms
- Wehrle Drive Asc, LLC(716) 929‑9502Pain management procedures, Other surgery · 6 operating rooms
Nearby outpatient surgery centers within 25 miles
- Eye Health Associates, Inc.0.0 mi · Buffalo, NY
- Ambulatory Surgery Center of Western New York LLC3.9 mi · Amherst, NY
- Amherst Surgery Center3.9 mi · Amherst, NY
- Buffalo Ambulatory Surgery Center4.1 mi · Cheektowaga, NY
- Harlem Road Ambulatory Surgery Center4.1 mi · Cheektowaga, NY
- Buffalo Surgery Center, LLC5.0 mi · Amherst, NY
- Buffalo Surgery Center, LLC7.9 mi · Amherst, NY
- Center for Ambulatory Surgery, LLC10 mi · West Seneca, NY
More care in Williamsville
Common questions
How many outpatient surgery centers are in Williamsville?
Medicare (CMS) lists 4 outpatient surgery centers in Williamsville, New York.
Which surgery centers in Williamsville do eye surgery such as cataract surgery?
2 of the 4 outpatient surgery centers are certified by Medicare for it: Millard Fillmore Surgery Center, LLC and Northtown Ambulatory Surgery Center. Ask the center whether it does your specific procedure.
Which surgery centers in Williamsville do endoscopy such as colonoscopy?
2 of the 4 outpatient surgery centers are certified by Medicare for it: Endoscopy Center of Western New York, LLC and Northtown Ambulatory Surgery Center. Ask the center whether it does your specific procedure.
Which surgery centers in Williamsville do orthopedic (bone and joint) surgery?
1 of the 4 outpatient surgery centers are certified by Medicare for it: Northtown Ambulatory Surgery Center. Ask the center whether it does your specific procedure.
Do surgery centers have Medicare star ratings?
No. Medicare does not rate outpatient surgery centers with stars. Each center’s page shows the official Medicare quality measures and patient survey results instead, next to the national values.
Source: Centers for Medicare & Medicaid Services (CMS), “Provider of Services File - Internet Quality Improvement and Evaluation System”, data updated 2026-10-16, retrieved 2026-11-13. In a medical emergency, call 911. About outpatient surgery centers and their quality measures