What We Do

In addition to holistic family medicine, Pinewood Medical offers the services of our board-certified, in-office endocrinologist, Dr. Eric Tay, who provides specialized care in the diagnosis and treatment of diabetes, thyroid disease and other hormonal or endocrinology problems. As an endocrinologist, he treats symptoms and disease that arise due to problems with hormones or glands.  

Dr. Eric Tay, MD, ECNU

The Endocrinology Side

Magnolia Office (Pinewood):
6318 FM 1488 Suite 100
Magnolia, TX 77354

Chhay (Eric) Tay, MD, ECNU graduated from the Medical College of Wisconsin where he completed his medical school and later on did his internal medicine residency.  He did his fellowship in endocrinology, diabetes & metabolism at the University of Texas Health Science Center at San Antonio.  Dr. Tay is board certified in endocrinology and was previously an assistant professor of medicine.  He previously served as the medical director of the diabetes education program at Kingwood Medical Center.  Dr. Tay has given many lectures at medical conferences in the field of endocrinology & diabetes. He was involved in research and has authored and co-authored various articles appearing in peer reviewed medical journals.

Dr. Tay has ECNU certification (Endocrine Certification in Neck Ultrasound) by the American Association of Clinical Endocrinologists (AACE).  He has performed numerous thyroid/neck ultrasound and ultrasound-guided needle biopsy of thyroid nodules, lymph nodes in the neck and neck masses.  Dr. Tay has been involved in educating the community and has given many lectures throughout the years to the community in diabetes and endocrinology.  He has been practicing in the field of endocrinology & diabetes since 2004.  In his free time, Dr. Tay enjoys running, playing basketball, table tennis, spending time with his family and watching movies.  


Recent Publications/Research

2010    Mathew M, Tay E, Cusi K.  “Elevated Plasma Free Fatty Acids Increase Cardiovascular Risk by Inducing Plasma Biomarkers of Endothelial Activation, Myeloperoxidase and PAI-1 in Healthy Subjects.”  Cardiovascular Diabetolology.  2010 Feb 16;9(1):9.  

2009    Manoj Mathew, Eric Tay, Jens J. Holst, Kenneth Cusi.  “Effect of Lipo- and Glucotoxicity on Incretin Secretion in Subjects Genetically Predisposed to Type 2 Diabetes Mellitus.”  Abstract presented at the American Diabetes Association 69th Annual Meeting.

2007    Manoj Mathew, Chhay(Eric) Tay, Renata Belfort, Amalia Gastaldelli, Shaoyun Wang, Kenneth Cusi.  “A 48-Hour Elevation in Plasma FFA, but not Hyperglycemia, Impairs Insulin Secretion in Lean Mexican-American Subjects Genetically Predisposed to Type 2 Diabetes.”  Diabetes 56, s1, 2660-PO, 2007


Presentations at Medical Conferences/National Meetings

2016     Primed Southwest Annual Conference 2016 “Voices of Hypothyroidism: Experiences & Challenges along the Patient Journey.”

2016    American Society of Andrology 41st Annual Conference “Treatment for Adult Male Hypogonadism Due to an Associated Medical Condition.”


2012    Kingwood Medical Center Nursing Grand Round.  “Optimizing Diabetes Management in the Hospital.”

2010    The 18th Annual Rio Grande Valley Continuing Medical Education Conference. “Hypothyroidism: The Other Considerations”


Media Coverage/Newspaper Articles

“What people need to know about thyroid disease and how to treat it.”  Chhay (Eric) Tay, M.D.  Kingwood Observer July 28, 2010.

“A Pain in the Neck:  What you don’t know about thyroid disorders could hurt you.”Eric Tay, M.D.  Austin American Statesman February 2007.


To see a full list of Dr. Tay's work click here.