Main ClinicMedical Team
DOCTORS
Medical Team Introduction
From Kyung Hee University Korean Medicine Hospital, a fourth-generation family medical team
Third-generation Dr. Bongha Ryu, Honorary Director, and fourth-generation Dr. Hansung Ryu and Dr. Seungwon Baek, Directors, provide care by clinic and collaborate when needed.
01DOCTORS
Medical Team
Each doctor has different clinic days. Please call before your visit to confirm.

Presidential Physician · Twice Served as Director of Kyung Hee University Korean Medicine Hospital
Dr. Bongha Ryu, Honorary Director
- PhD in Korean Medicine Internal Medicine, Graduate School of Korean Medicine, Kyung Hee University
- Head Professor of Gastroenterology, College of Korean Medicine, Kyung Hee University
- Twice Served as Director of Kyung Hee University Korean Medicine Hospital, Kyung Hee Medical Center
- Former Presidential Physician for President Lee Myung-bak
Digestive SystemRespiratory SystemFatigue · Tonic Herbal Medicine
View full profile
4th-Generation Korean Medicine Doctor · Korean Medicine Internal Medicine Specialist
Dr. Hansung Ryu, Chief Director
- Specialist Training, Korean Medicine Cancer Center, Kyung Hee University Korean Medicine Hospital at Gangdong
- Training at a Harvard Medical School-affiliated hospital (Joslin Diabetes Center)
- Training at the Block Center (Integrative Cancer Center, USA)
- Researcher in the Development of Korean Medicine Standard Clinical Practice Guidelines for Cancer Symptom Relief
SkinDigestive SystemDiabetes · MetabolismConstitutional Immunity & CancerPain · Traffic Accidents
View full profile
4th-Generation Married Korean Medicine Doctors · First Author of an SCI-Level Paper on Women’s Health
Dr. Seungwon Baek, Director
- Entered Sangji University College of Korean Medicine at the top of the class · Graduated salutatorian
- Master’s Program in Clinical Korean Medicine, Kyung Hee University
- Specialist Training Program, Department of Acupuncture and Moxibustion Medicine (Facial Palsy Center · Spine and Joint Center), Kyung Hee University Korean Medicine Hospital at Gangdong
- Certified Korean Medicine Doctor in Korean Medicine Obesity Treatment
Women's HealthDiet & BeautyPediatricsFacial PalsyPain · Traffic Accidents
View full profile

Digestive SystemRespiratory SystemFatigue · Tonic Herbal Medicine
02PROFILE
Dr. Bongha Ryu, Honorary Director
Third-generation Korean medicine doctor from an herbal medicine family · PhD in Korean medicine · Former presidential physician · Served twice as Director of Kyung Hee University Korean Medicine Hospital
For 45 years, I have treated and studied patients with gastrointestinal diseases, focusing solely on gastroenterology.
Specialty Clinics
- Digestive internal medicine clinic — chronic indigestion, acute and chronic gastritis, reflux esophagitis, acute and chronic pancreatitis, chronic constipation, diarrhea, irritable bowel syndrome, gastrointestinal cancer
- Respiratory internal medicine clinic — chronic cough, phlegm, pharyngitis, rhinitis, acute and chronic respiratory diseases
- Fatigue · tonic herbal medicine clinic — chronic fatigue, growth-support herbal tonic, tonic herbal medicine for students, postpartum restorative herbal medicine, post-stroke aftereffects
Experience
- Graduated from the Department of Korean Medicine, Kyung Hee University College of Medicine
- Resident in Korean internal medicine, Kyung Hee University Medical Center Korean Medicine Hospital
- PhD in Korean internal medicine, Graduate School of Korean Medicine, Kyung Hee University
- Chair Professor of Digestive Internal Medicine, College of Korean Medicine, Kyung Hee University
- Chief of Digestive Internal Medicine, Kyung Hee University Medical Center Korean Medicine Hospital
- Served twice as Director of Kyung Hee University Medical Center Korean Medicine Hospital
- Clinical Professor, East-West Cancer Center, Kyung Hee University Medical Center
- Former Director, Herbal Medicine Research Institute, Kyung Hee University Medical Center
- Recipient of the 2021 Korean Medicine Hyemin Award
Training And Activities
- Former physician to President Lee Myung-bak
- Former medical advisory committee member for President Roh Moo-hyun
- Awarded the Service Merit Medal (2014, President Park Geun-hye)
- Received a commendation from the Minister of Health and Welfare
- Former medical advisor to the Ministry of National Defense
- Former medical advisor to the Prosecutors' Office
- Former Senior Vice President of the Korean Society of Internal Medicine
- Former President of the National Council of Digestive Internal Medicine
- Former Representative of the Committee for Establishing a Mongolian Traditional Medicine Hospital
- Exchange Professor, Shandong Jinan Traditional Chinese Medicine Hospital, China
SCI(E)-Level Papers
- Effects of Banha-sasim-tang on functional dyspepsia symptoms and gastric motility — The Effects of Banha-sasim-tang on Dyspeptic Symptoms and Gastric Motility in Cases of Functional Dyspepsia: A Randomized, Double-Blind, Placebo-Controlled, and Two-Center Trial. Evidence-Based Complementary and Alternative Medicine, 2013
- Treatment effects of a combination of herbal medicine and probiotics for irritable bowel syndrome — Effect of Korean Herbal Medicine Combined with a Probiotic Mixture on Diarrhea-Dominant Irritable Bowel Syndrome: A Double-Blind, Randomized, Placebo-Controlled Trial. Evidence-Based Complementary and Alternative Medicine, 2013
- Study on Lonicera japonica for Crohn's disease treatment — Prophylactic effects of Lonicera japonica extract on dextran sulphate sodium-induced colitis in a mouse model by the inhibition of the Th1/Th17 response. British Journal of Nutrition, 2013
- And many others
Other Papers
- Effects of multiple herb formula SEC-22 supplementation on dietary intake, picky eating behaviors, and growth indices in thin preschool children. Nutrition Research and Practice, 2015
- Tongue diagnosis system for quantitative assessment of tongue coating in patients with functional dyspepsia: A clinical trial. Journal of Ethnopharmacology, 2014
- Laminaria japonica Combined with Probiotics Improves Intestinal Microbiota: A Randomized Clinical Trial. Journal of Medicinal Food, 2014
- Clinical evaluation of changes in quality of life after Korean medicine treatment in patients with functional dyspepsia. Journal of Korean Internal Medicine, 2001
- An East-West medical review of food allergy. Journal of Korean Oriental Adult Disease, 2001
- A molecular biological study on the anticancer effects of Sagunja-tang plus Cremastra appendiculata (四君子湯加山慈姑) on gastric cancer cells. Journal of Korean Internal Medicine, 2002
- Evaluation and case reports of 3 patients with functional dyspepsia. Journal of Korean Internal Medicine, 2002
- A case in which the effect of Korean medicine treatment was confirmed by electrogastrography in a patient with gastroparesis. Journal of Korean Internal Medicine, 2002
- Clinical effects of Banha-sasim-tang extract granules in patients with functional dyspepsia. Journal of Korean Internal Medicine, 2003
- Effects of Curcuma aromatica (鬱金) on gastric cancer cells. Journal of Korean Oncology of Korean Medicine, 2003
- Usefulness of electrogastrography in deficiency-excess diagnosis of functional dyspepsia. Journal of Korean Internal Medicine, 2004
- A study on the correlation between health status based on pattern identification symptoms and gastric motility in patients with functional dyspepsia: focusing on qi-blood-fluid (氣血水) pattern identification and electrogastrography indices. Journal of Korean Internal Medicine, 2004
- A study on the anticancer effects of Orostachys japonica (瓦松) on several cancer cell lines. Journal of Korean Internal Medicine, 2005
- Effects of Korean medicine treatment on electrogastrography findings in patients with functional dyspepsia. Journal of Korean Internal Medicine, 2005
- A study on gastric motility and clinical characteristics in patients with gastroparesis and non-gastroparesis functional dyspepsia who visited a Korean medicine hospital. Journal of Korean Internal Medicine, 2005
- And many others
Clinic Hours
- Mon · Tue · Thu 09:30–19:00
- Fri 09:30–18:30
- Closed on Wednesdays
- Sat, 1st and 3rd weeks 09:30–14:30 (open without a lunch break)
- Weekday lunch break 13:30–14:30

SkinDigestive SystemDiabetes · MetabolismConstitutional Immunity & CancerPain · Traffic Accidents
03PROFILE
Dr. Hansung Ryu, Chief Director
Fourth-generation Korean medicine doctor from an herbal medicine family · Korean internal medicine specialist
Specialty Clinics
- Intractable skin disease clinic — intractable skin diseases such as atopic dermatitis, psoriasis, eczema, urticaria, and others
- Digestive system clinic — chronic indigestion, chronic gastritis, reflux esophagitis, bad breath and oral diseases, chronic constipation and colon diseases, gastrointestinal cancer
- Diabetes clinic — diabetes, hyperlipidemia, obesity, metabolic syndrome, and other adult diseases
- Constitutional immunity cancer clinic — management of aftereffects after surgery, chemotherapy, and radiation therapy; management of metastatic and recurrent cancer
- Pain · traffic accidents clinic
Education And Training
- Graduated from the Department of Architectural Engineering, Korea University
- Graduated from the National School of Korean Medicine (Master of Korean Medicine)
- Intern, Korean Medicine Hospital, Nasaret International Hospital
- Resident, Korean Medicine Cancer Center, Kyung Hee University Korean Medicine Hospital at Gangdong
Training And Certifications
- Completed the iris constitution medicine specialist course of the Korean Society of Iris Genomic Constitutional Medicine (iris medicine specialist)
- Training at a Harvard Medical School-affiliated hospital (Joslin Diabetes Center affiliated with Harvard Medical School)
- Training at Block Center (Integrative Cancer Treatment, Chicago, IL, USA)
- Completed the Advanced Biomedical Science Program, National Cancer Center
- Researcher for development of the Korean medicine standard clinical practice guideline for cancer symptom relief (Korean Medicine Cancer Center, Kyung Hee University Hospital Korean Medicine Hospital)
- Completed the integrative oncology specialist training program of the Korean Society of Integrative Oncology
- Training in the Department of Biomedical Engineering, Kyung Hee University College of Medicine
- Completed international aromatherapist certification (International Federation of Aromatherapists, IFA)
- Completed international homeopathic physician qualification (Licentiate of the College of Practical Homeopathy, LCPH)
- Current) Public Relations Director, Korean Society of Korean Medicine Oncology
- Current) Public Relations Director, Korean Aromatherapy Society
SCI(E)-Level Papers
- Extracellular-to-Intracellular Fluid Volume Ratio as a Prognostic Factor for Survival in Patients With Metastatic Cancer. Integrative Cancer Therapies, 2019
- Efficacy and Safety of the Traditional Herbal Medicine, Gamiguibi-tang, in Patients With Cancer-Related Sleep Disturbance: A Prospective, Randomized, Wait-List-Controlled, Pilot Study. Integrative Cancer Therapies, 2017
Other Papers
- The role of phase angle as a prognostic factor in patients with metastatic cancer. Journal of Korean Internal Medicine, 2018
- Effects of acupuncture for postoperative pain in patients with solid cancer: a systematic review and meta-analysis. Journal of Korean Oncology of Korean Medicine, 2017
- Survey of Korean medicine doctors on Korean medicine cancer symptom relief. Journal of Korean Oncology of Korean Medicine, 2017
- Analysis of treatment characteristics of elderly cancer patients hospitalized in a Korean medicine hospital. The Journal of Internal Korean Medicine, 2016
- A Korean medicine case report of an elderly patient with stage 4 gallbladder cancer for whom anticancer treatment was not possible. Journal of Korean Traditional Oncology, 2016
- A review of traditional Chinese medicine clinical practice guidelines for severe acute respiratory syndrome (SARS) and Middle East respiratory syndrome (MERS). The Journal of Internal Korean Medicine, 2015
- A review of clinical research methodology for anticancer studies of herbal medicine and natural products. Journal of Korean Traditional Oncology, 2015
- Anticancer effects of Haeamdan on several types of cancer cells. Journal of Korean Traditional Oncology, 2015
- Anticancer activity effects of Onbaekwon on cancer cells. Journal of Korean Traditional Oncology, 2015
- Effects of Hyeongbangpaedoksan-gami Formula (荊防敗毒散加味方) on fever in cancer patients: A consecutive case series. The Journal of Internal Korean Medicine, 2015
- A systematic review of optimal chronotherapy of 5-FU or capecitabine in patients with advanced colorectal cancer: A meta-analysis. Journal of Korean Traditional Oncology, 2015
- And many others
Clinic Hours
- Mon · Wed · Thu 09:30–19:30
- Tue 09:30–13:30 (closed in the afternoon: preparation of Hoechundang Musk Gongjindan)
- Fri 09:30–18:30
- Sat 09:30–14:30 (open through lunchtime)
- Weekday lunch break 13:30–14:30

Women's HealthDiet & BeautyPediatricsFacial PalsyPain · Traffic Accidents
04PROFILE
Dr. Seungwon Baek, Director
A husband-and-wife team of Korean medicine doctors from a fourth-generation herbal medicine family · First author of an SCI-level paper on women’s conditions
Specialty Clinics
- Women’s Health Clinic — irregular menstruation, dysmenorrhea, uterine fibroids, polycystic ovary syndrome, infertility, post-miscarriage recovery care, postpartum restorative herbal medicine, and more
- Diet & Beauty Clinic — diet, localized obesity (diet electroacupuncture, Wild Ginseng Obesity Pharmacopuncture), Jeongan Facial Acupuncture, thread embedding, facial asymmetry, lifting
- Pediatrics Clinic — growth, rhinitis, atopic dermatitis, precocious puberty
- Pain · Traffic Accidents Clinic
Education · Training
- Entered Sangji University College of Korean Medicine as top of the class · graduated salutatorian (6-year full merit scholarship recipient)
- Special faculty appointment at Sangji University College of Korean Medicine
- Master’s program in Clinical Korean Medicine, Kyung Hee University
- Completed general internship at Kyung Hee University Korean Medicine Hospital at Gangdong
- Residency program in Acupuncture and Moxibustion Medicine (Facial Palsy Center · Spine and Joint Center), Kyung Hee University Korean Medicine Hospital at Gangdong
- First author of an SCI-level paper on women’s conditions
Training & Activities
- Training program at the Diagnostic Biofunctional Medicine Laboratory, Kyung Hee University Korean Medicine Hospital at Gangdong
- Completed multiple clinical special lectures, including “Use of CO2 lasers, focused ultrasound, and radiofrequency aesthetic medical devices,” Seoul Association of Korean Medicine
- Full member, Society of Korean Medicine for Obesity Research; certified Korean medicine doctor for Korean medicine obesity treatment
- Full member, Korean Integrative Laser Medicine Association
- Appointed school doctor by the Seoul Metropolitan Office of Education — Sacred Heart Girls’ Middle School
- Completed the expert course in iris constitution medicine, Korean Academy of Iris Genetic Constitution Medicine (iris medicine specialist)
- Completed the AKMCD Clinical Dermatology Program, Association of Korean Medicine Clinical Dermatology
- Completed U.S. Registered Aromatherapist qualification requirements (Aromatherapy Registration Council, ARC)
SCI(E)-Level Paper
- Relationship between Tongue Temperature Estimated by Infrared Thermography, Tongue Color, and Cold-Heat Pathological Patterns: A Retrospective Chart Review Study. Evidence-Based Complementary and Alternative Medicine, 2018 (first author)
Clinic Hours
- Tue · Wed 09:30–19:30
- Fri 09:30–18:30
- Closed Mon · Thu
- Second and fourth Saturdays 09:30–13:30 (open through lunchtime)
- Weekday lunch break 13:30–14:30
CONSULTATION
Consider a consultation before symptoms become long-standing
If you bring your test results, we will review your current condition together.
RESERVATION
Have a question?
Feel free to ask us
Leave your details and we will contact you in order during clinic hours. First-time visitors are welcome — we start by carefully understanding your current condition.
+82-2-792-1904- Mon · Tue · Wed · Thu09:30 – 19:30
- Fri09:30 – 18:30
- Sat09:30 – 14:30 (open without a lunch break)
- LunchWeekdays 13:30 – 14:30
