- Clinical instructor at Wonkwang University Hospital
- Director of the Health Center at Hallym Hospital
- Incheon St. Mary's Hospital specialist
- Professor at Catholic Kwandong University International St. Mary's Hospital
- Regular member of the Korean Menopause Society
- Member of the Korean Osteoporosis Society
- Regular member of the American Society of Obesity/Member of the Korean Society of Obesity
- Korean Hospice and Palliative Care Society
