Collie's medical services support around 10,000 people living within the town and greater region. There are two general practices – a solo doctor clinic at the Collie Medical Group and a group practice of Collie River Valley Medical Centre employing eight full time GPs (who also staff the Collie District Hospital).
Collie Hospital features a seven-bed emergency department including two resuscitation bays, a 20-bed general ward, a five-bed maternity ward with two labour suites, a palliative care room, and a newly renovated operating theatre. The hospital also has an onsite Pathwest laboratory, radiology that provides x-rays, a visiting ultrasound service, and a strong allied health department for hospital patients and outpatients. This department includes physiotherapists, occupational therapists, speech pathologists, a dietician, podiatrist, continence nurse, school health nurse, plus a geriatrician and community mental health specialist for outpatients.
Collie's community health services include two dental practices, and private counselling, physiotherapy, podiatry and chiropractic at the Collie Family Centre.