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Tel:  281-665-8552

Sebastian Villarreal, MD

- Medical Director of Katy Pain Specialists

- Medical Director of Pain Medicine at Houston Methodist West Houston Hospital
- Double Board Certified in Anesthesiology and Pain Medicine
- Fellowship trained in Interventional Pain Medicine​

Ever since leaving his hometown to train in New Orleans,  Dr. Villarreal has wished to return to Katy.  Not only to take care for his own but also to raise his family as well.  He not only works in Katy but also lives in Katy, where  he  is not just a part of the  medical community but the community as a whole.  Dr. Villarreal is double Board Certified in Anesthesiology and Pain Medicine by the American Board of Anesthesiology.   He is the founder of Katy Pain Specialists and in 2017, he was named the Medical Director of Pain Medicine for Houston Methodist West Houston Hospital. 

John is an advanced practice nurse practitioner who will be dedicated to treating complex pain.   He graduated from the University of Texas Health and Science and has a Bachelor of Science from the University of Houston.  He has worked in the busy Ben Taub Hospital's surgical specialty unit for the last 4 years treating surgical pain of many forms.  He brings experience from orthopedics and neurosurgery in acute and chronic care management.  John is fluent in English and Vietnamese.

- Bachelor and Masters of Science in Nursing

- Registered Nurse

- Advanced Practice Nurse

​-Bachelor of Science in Biology

Meet Dr. Villarreal

Meet John

Dr. Villarreal was raised in Katy, Texas, and is a graduate of Katy High School.  He also graduated from the University of Houston, where he received a football scholarship and was given the Honorable Mention All-American Award.  After attending The University of Texas Medical Branch at Galveston where he received his M.D., he went on to Anesthesia Residency at the prestigious Tulane University.  During his residency, he developed a true  passion in caring for patients with difficult to treat pain.  After completing his Anesthesia residency,  he opted to obtain further formal training in Pain Medicine; completing his Pain Medicine Fellowship at LSU.  

John Nguyen, RN, FNP-C

Katy Pain Specialists