Dr. Yong Tsai, M.D.

Dr. Yong Tsai, a native of Taiwan, received his medical degree from China Medical College in 1981. He completed his Master’s Degree of Health Science in Immunology and his clinical fellowships in Allergy and Immunology at Johns Hopkins University. Always on a quest for more knowledge, he then completed a residency at Wayne State University and yet another fellowship at the University of Michigan Medical Center in Rheumatology and Geriatric Medicine. During his last year at the University of Michigan, he also lectured in Internal Medicine.

For over 25 years, his goal has been to provide the best possible care to his patients in Volusia and Flagler Counties through his medical practice, infusion center, and clinical research center. Dr. Tsai is board certified in Rheumatology, Allergy & Immunology, Internal Medicine, and Obesity Medicine. He has dedicated his career in Florida to healing and educating the community in the areas of Rheumatology, Allergy, and Immunology. He has also been a medical columnist for the Daytona Beach News Journal since 2001. He authored a book, Arthritis, Autoimmune Disorders, & Chronic Pain in 2005.

Dr. Tsai has been the Medical Director and Principal Investigator for International Medical Research since it was founded in 2002. Throughout the past 17 years, he has conducted phase 2, 3, and 4 trials in numerous fields such as cardiology, immunology, allergy, neurology, pain management, and rheumatology. He looks forward to working with the Enroll program and the Bendcare research committee.

In his free time, Dr. Tsai can be found with a book in his hands or lacing up his sneakers for a long run. His personal goal is to complete a marathon on each continent. Thus far, he and his wife of 36 years have completed races in Antarctica, Africa, Asia, South America, North America, and Europe.

Arthritis, Autoimmune & Allergy, LLC

Arthritis, Autoimmune & Allergy, LLC provides a wide range of services to our patients including rheumatology, allergy, and asthma care; infusion therapy; massage therapy; physical therapy; acupuncture; and alternative medicine. We also have a medical research facility that is constantly pioneering new and innovative treatments in several different fields of medicine.

Arthritis, Autoimmune & Allergy’s health providers all work together with the one goal of offering the highest level of care. Our providers have extensive experience and qualifications, giving them the tools to effectively treat our patients’ ailments. They also each bring a different and unique perspective to our patient’s care, allowing for a fully-rounded care plan that uses several different techniques in order to provide relief.

Infusion Center Treating:

Rheumatoid Arthritis
Psoriatic Arthritis
Multiple Sclerosis
Ulcerative Colitis
Crohn’s Disease

Clinical Research Center Currently Studying:

7 clinical trials

Rheumatoid Arthritis
Psoriatic Arthritis

Nurse Practitioner

Aimee Chen-Wiener ARNP-C, MSN, is a Certified Advanced Registered Nurse Practitioner.  She has been practicing Rheumatology for ten years.  Aimee received her nurse practitioner training in her home state at Seton Hall University in South Orange, New Jersey. She later received training in Musculoskeletal Ultrasound in 2005.  Aimee also completed specialty training in Rheumatology through the American College of Rheumatology in 2009.

Aimee started her nursing career as critical care nurse in New Jersey back in 1995. She also has experience in nursing education and taught in a nursing program at a local college prior to joining Dr. Tsai in 2003.  She has acted as a sub-investigator in several clinical research studies since 2004 and has been a moderator in the Annual American College of Rheumatology Conference for several years.

AARA Doctor Tsai

Arthritis, Autoimmune & Allergy, LLC


Main Office, Physical Therapy, and Wellness Center
1893 North Clyde Morris Blvd.
Suite 110, Daytona Beach, FL 32117
Phone: 386-676-0307
Fax: 386-677-7842

Satellite Office
(For Returning Patients Only)
9 Pine Cone Dr.
Suite 101, Palm Coast, FL 32164
Phone: 386-676-0307


Dr. Tsai is Board Certified in Rheumatology, Allergy & Immunology, Internal Medicine, and Obesity Medicine

International Medical Research, LLC

At International Medical Research (IMR), our professionals conduct patient recruitment to attain potential subjects, adhere to regulatory requirements and guidelines, including Good Clinical Practices; uphold the integrity of clinical data; and achieve goals in a timely, efficient manner.  Furthermore, we accommodate our subjects with a welcoming, secure, and comfortable environment to ensure quality patient care.  Each member of IMR is fully dedicated to achieving research goals and commitments.

Dr. Yong Tsai, MD, MHS, CPI, is a leading board certified Internal Medicine, Allergy/Immunology, and Rheumatology physician with over 20 years of experience in medical research. As Principal Investigator and Medical Director of IMR, Dr. Tsai continues to work with many investigators within a multitude of studies for upcoming treatments.  Under the direction of Dr. Tsai, IMR is able to accommodate even the most stringent medical research studies.  Dr. Tsai is assisted by his team of researchers, which includes Dana Katsikos, BS CRHC; Barb Csortan, RN; and Susan Black, RN CCRC.

Our 4,000 square foot facility is fully equipped with a large amount of medical research tools, some of which include an infusion center, an on-site laboratory, and seven fully equipped exam rooms.  We are proud of our research staff that is both highly skilled and very efficient.  We guarantee quality documentation and eCRF entry as required by the study protocols and IRB.  Due to the large volume of patients we see in the practice, we are capable of meeting and very often exceeding the quota of patients required to enroll in the research studies.  Our commitment to superior healthcare is evident in our research which leads to the development of innovative and effective treatment options.