Surgery Center Benchmarks

RIVER VALLEY ASC, LLC

45 SALEM TNPK, NORWICH, CT 06360 · (860) 859-9948

CMS Certification Number 07C0001059

Operating rooms
3
Procedure rooms
1
Ownership
Proprietary

Case types filed with CMS

EndoscopyFoot surgeryOphthalmologyOrthopedic surgeryOtolaryngologyPain managementPlastic surgeryOther surgery

Hospital visits after surgery

CMS risk-standardized rate of a hospital visit within 7 days, per 100 cases. The pale band is the 95% interval — where it overlaps the national mark, this center is not meaningfully different from average.

This center National rate
Colonoscopy 211 cases
Colonoscopy: 9.6 · national 9.9 · 95% interval 6.9–13.2 · 211 cases · No Different Than the National Rate 9.6
No Different Than the National Rate
Orthopedic 41 cases
Orthopedic: 2.3 · national 2.4 · 95% interval 1.4–3.8 · 41 cases · No Different Than the National Rate 2.3
No Different Than the National Rate
General surgery 33 cases
General surgery: 1 · national 1 · 95% interval 0.5–1.9 · 33 cases · No Different than expected 1
No Different than expected

Also filed, without a publishable rate: Urology.

Safety and process measures

MeasureRateNote
Patient burn 0
Patient fall 0.05
Wrong site / side / patient / procedure / implant 0
Hospital transfer or admission 0.074
Normothermia 0

What patients said

MeasureScore (0–100)
Overall rating of the facility98
Would recommend the facility97
Facilities and staff99
Communication about the procedure98

237 completed surveys · 28% response rate · Survey period 10/01/2024 – 09/30/2025

Sources: CMS Provider of Services file (iQIES, 2026 Q2) — address, case types, room counts; CMS ASCQR facility-level file (reporting year 2024) — quality measures; CMS OAS CAHPS facility file — patient experience. Rates are reproduced as CMS publishes them; nothing here is scored or weighted by us. Not medical advice.