- Adult Psychiatric Services
- Child and Adolescent Psychiatric Service
- Psychogeriatric Service
- Other Subspecialties Services
- - Substance Abuse Assessment Unit
- - Psychiatric Unit for Learning Disabilities
- Allied Health Services
- - Clinical Psychology Service
- - Medical Social Service Unit
- - Occupational Therapy Department
- - Physiotherapy Department
- - Pharmacy Department
- - Dietetic Service
- - Dental Service
- - Podiatry Service
- - Speech Therapy
- - Diagnostic Radiology Service
- Psychiatric Outpatient Centres
- - West Kowloon Psychiatric Centre
- - East Kowloon Psychiatric Centre
- - Kwai Chung Psychogeriatric Outpatient Clinic
- - Kwai Chung Hospital Child and Adolescent Integrated Clinic