Dr. Rizah Mazzuin Razali is a Kuala Lumpur-born Internal Medicine Physician and Geriatrician. She is the Head of the Geriatric Unit of Kuala Lumpur Hospital and also visits Cheras Rehabilitation Hospital for inpatient and outpatient Geriatric Rehabilitation services. She is also the National Deputy Head of Geriatric Medicine.

Dr. Rizah is involved in several committees in the Ministry of Health including the National Technical Committee for Pain-Free Hospital, Chairman for Seamless Geriatric Care Committee where she is involved in the seamless and integrated care of older persons in the community, Chairman for the committee of the Geriatric Module of the Allied Health Profession as well as committee member of Geriatric Special Interest Group for Medical Officer where she is involved in producing guidelines and modules for these committees.

Dr. Rizah has much interests in cognitive impairment as well as frailty and sarcopenia where she is involved in several researches related to these areas.