EASTSIDE ENDOSCOPY CENTER - ISSAQUAH
1301 4TH AVE NW STE 301, ISSAQUAH, WA 98027 · (425) 451-7335
CMS Certification Number 50C0001300
- Operating rooms
- 2
- Procedure rooms
- 0
- Ownership
- Proprietary
Case types filed with CMS
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.
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Safety and process measures
No safety measures reported for this center.
What patients said
| Measure | Score (0–100) |
|---|---|
| Overall rating of the facility | 96 |
| Would recommend the facility | 98 |
| Facilities and staff | 99 |
| Communication about the procedure | 94 |
164 completed surveys · 19% 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.