ALLENDALE, N.J., March 9, 2022 — Allendale Rehabilitation & Healthcare Center recently earned a prestigious accreditation for its quality care and services from The Joint Commission, the nation’s oldest and largest standards-setting and accrediting body in health care. Located at 85 Harreton Road in Allendale, the skilled nursing facility provides post-hospital care, short-term rehab and long-term residential care.