Dr Cheang Ka Man started her career in Khoo Teck Puat Hospital (KTPH) in 2015 as a Senior Resident in the Department of Psychological Medicine. ​In 2018, she received subspecialty training in systemic family therapy in Calgary Family Therapy Centre (Canada) under the HMDP award sponsorship.

She is the Associate Program Director for the National Psychiatry Residency Program. She was awarded the Junior Doctor Teaching Award (NUS, 2016) and the Senior Doctor Teaching Award (NHG, 2021) for her teaching contributions.

Dr Cheang was involved in the revision of hospital policy, launch of the Suicide Precaution Area and co-developed the Suicide Awareness and Management e-learn modules in KTPH. She is a member of the National Suicide Screening Workgroup (2024) and the NHGP-KTPH Mental Health Strategic Priority Workgroup (2023).

Dr Cheang aspires to strengthen inter-agency collaboration using the unique therapeutic modality in family therapy called “reflecting team process” in the newly built two-way mirror facility in ADMC. ​