Northumberland Hills Hospital (NHH) delivers a broad range of acute, post-acute, outpatient and diagnostic services. Acute services include emergency and intensive care, medical/surgical care, obstetrical care and palliative care. Post-acute services include restorative care and rehabilitation. Mental health care, chemotherapy, dialysis and 16 other ambulatory care clinics are offered at NHH on an outpatient basis through partnerships with regional centres and nearby specialists. NHH offers a full range of diagnostic services, including magnetic resonance imaging (MRI), computed tomography (CT) and mammography.

NHH employs approximately more than 700 full- and part-time staff and relies on the additional support provided by physicians, midwives and volunteers. NHH is an active member of Ontario Health (East) – formerly the Central East Local Health Integration Network (Central East LHIN) – and the Ontario Health Team of Northumberland.