Outpatient surgery centers in Montana
26 outpatient surgery centers certified by Medicare.
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)12
- Endoscopy (for example colonoscopy)3
- Orthopedic surgery (bones and joints)14
- Pain management procedures8
- Plastic surgery7
- Foot surgery (podiatry)9
- Ear, nose and throat surgery10
- Gynecologic surgery (OB/GYN)4
- Dental and oral surgery4
- Other surgery6
By county
By city
All outpatient surgery centers in Montana
Billings
- (406) 661‑9266
- Northern Rockies Surgery Center(406) 248‑7186Eye surgery, Orthopedic surgery, Plastic surgery +4 more · 4 operating rooms
- Vance Thompson Vision Surgery Center Billings, LLC(406) 294‑1995Eye surgery · 1 operating room
- Yellowstone Surgery Center LLC(406) 237‑5900Orthopedic surgery, Pain management procedures, Plastic surgery +3 more · 6 operating rooms
- Yellowstone Surgery Center West(406) 237‑5150Orthopedic surgery, Pain management procedures · 2 operating rooms
Bozeman
- Bozeman Outpatient Surgery Center(406) 219‑2800Eye surgery, Endoscopy, Orthopedic surgery +3 more · 5 operating rooms
- Gallatin Valley Surgery Center LLC(406) 624‑2152Orthopedic surgery, Pain management procedures · 4 operating rooms
- Mes Surgery Center, LLC(406) 577‑7091Eye surgery · 1 operating room
- Rocky Mountain Surgical Center(406) 556‑9000Orthopedic surgery, Foot surgery · 3 operating rooms
- The Orthopedic Surgical Center of Montana, LLC(406) 548‑6300Orthopedic surgery, Pain management procedures · 2 operating rooms
Butte
- Copper City Surgery Center PLLC(406) 541‑3980Eye surgery · 2 operating rooms
- Summit Surgery Center, LLC(406) 496‑3500Eye surgery, Endoscopy, Orthopedic surgery +6 more · 3 operating rooms
Great Falls
- Great Falls Clinic Surgery Center, LLC(406) 771‑3500Eye surgery, Orthopedic surgery, Plastic surgery +5 more · 5 operating rooms
- Pacific Cataract & Laser Institute(406) 454‑2202Eye surgery · 2 operating rooms
Helena
- (406) 455‑5000
- Helena Surgicenter LLC(406) 457‑4200Eye surgery, Orthopedic surgery, Plastic surgery +4 more · 3 operating rooms
- Montana Surgery Center(406) 443‑4040Ear, nose and throat surgery · 2 operating rooms
Kalispell
- (406) 890‑9552
- Outpatient Surgery Center(406) 257‑6700Orthopedic surgery, Pain management procedures · 2 operating rooms
- Rocky Mountain Surgical Suites(406) 250‑4847Foot surgery, Ear, nose and throat surgery · 2 operating rooms
Missoula
- Big Sky Surgery Center(406) 542‑6559Eye surgery, Orthopedic surgery, Plastic surgery +2 more · 4 operating rooms
- Missoula Bone & Joint Surgery Center(406) 542‑9695Orthopedic surgery, Pain management procedures · 4 operating rooms
- Montana Endoscopy Center PLLC(406) 541‑6844Endoscopy · 3 operating rooms
- Providence Surgery Center LLC(406) 327‑3300Orthopedic surgery, Pain management procedures, Plastic surgery +3 more · 3 operating rooms
- Rocky Mountain Eye Surgery Center(406) 541‑3870Eye surgery · 2 operating rooms
Polson
- Polson Health Outpatient Center(406) 883‑7709Eye surgery, Other surgery · 2 operating rooms
More care in Montana
Common questions
How many outpatient surgery centers are in Montana?
Medicare (CMS) lists 26 outpatient surgery centers in Montana.
Which surgery centers in Montana do eye surgery such as cataract surgery?
12 of the 26 outpatient surgery centers are certified by Medicare for it: Big Sky Surgery Center, Bozeman Outpatient Surgery Center, Copper City Surgery Center PLLC, Great Falls Clinic Surgery Center, LLC, Helena Surgicenter LLC, Mes Surgery Center, LLC, Northern Rockies Surgery Center, Pacific Cataract & Laser Institute, Polson Health Outpatient Center, Rocky Mountain Eye Surgery Center, Summit Surgery Center, LLC and Vance Thompson Vision Surgery Center Billings, LLC. Ask the center whether it does your specific procedure.
Which surgery centers in Montana do endoscopy such as colonoscopy?
3 of the 26 outpatient surgery centers are certified by Medicare for it: Bozeman Outpatient Surgery Center, Montana Endoscopy Center PLLC and Summit Surgery Center, LLC. Ask the center whether it does your specific procedure.
Which surgery centers in Montana do orthopedic (bone and joint) surgery?
14 of the 26 outpatient surgery centers are certified by Medicare for it: Big Sky Surgery Center, Bozeman Outpatient Surgery Center, Gallatin Valley Surgery Center LLC, Great Falls Clinic Surgery Center, LLC, Helena Surgicenter LLC, Missoula Bone & Joint Surgery Center, Northern Rockies Surgery Center, Outpatient Surgery Center, Providence Surgery Center LLC, Rocky Mountain Surgical Center, Summit Surgery Center, LLC and The Orthopedic Surgical Center of Montana, LLC, and 2 more listed below. 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 2026-11-11. In a medical emergency, call 911. About outpatient surgery centers and their quality measures