A

The Knolls

55 Grasslands Road, Valhalla, NY 10595 · Capacity 20 · 9149897800

Nursing home Safety score 95/100

The Knolls holds a 5-of-5-star CMS rating (safety grade A).

5★CMS overall rating
5★Health inspection
5★Staffing
0Health deficiencies

Why the safety grade is A

View official safety record ↗

The grade is computed by Senior Care Record Maps from this facility's public regulatory record — it is not assigned by any agency. Underlying data: CMS Care Compare / Medicare.gov (Jul 2026 snapshot) — verify every stat above on the CMS Care Compare page. Listed since 2003. How this grade is calculated → · ⚑ Report an error or dispute this record

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