James Davis, MD comes to Tricity Pain Associates with over 30 years of medical experience. He is double board-certified in Anesthesiology and Interventional Pain Management. Dr. Davis earned his bachelor’s degree in physics from the University of Texas at Arlington. He was accepted to medical school at Texas A&M University College of Medicine. He completed his internship in Medicine and Pediatrics at Scott and White Memorial Hospital and his residency at the University of North Carolina at Chapel Hill. He is an active member of the American Society of Interventional Pain Physicians and held the title of President of Interventional Pain Management, PA for many years. Additionally, he is an executive Board Member of the American Society of Regenerative Medicine. Dr. Davis believes it is a blessing to have the opportunity to sincerely make a difference in people’s lives. Dr. Davis will be working in San Antonio starting in early November!

Jason Williams, MD comes to Tricity Pain Associates with over 20 years of medical experience. Dr. Williams earned his bachelor’s degree in biology from the University of Houston in 1998. He was accepted to medical school at Texas Tech University Health Sciences Center. Upon completing medical school, he stayed at Texas Tech University HSC to complete his Anesthesiology residency and his Pain Management fellowship. During his Interventional Pain Management Fellowship, he worked as an anesthesiologist while building on his opportunities to practice pain management. Dr. Williams is proud of his approach to treating the whole patient, starting with the most conservative of therapies and progressing toward the more invasive procedures while using the most state-of-the-art techniques and equipment. In his free time, Dr. Williams enjoys brewing beer and has done so for the past 15+ years. He gained his Brewmaster Certificate in May of 2016. Dr. Williams will work in San Antonio starting late November.

Chyrissa Staley, FNP-C, M.S.N comes to Tricity Pain Associates with almost 30 years of nursing experience. She started her career as a pharmacy technician, then as an acute care registered nurse, and most recently as a family nurse practitioner. She has worked primarily as a nurse practitioner between pain management and family practice. She completed her Bachelor of Science in Nursing at Austin Peay State University in Clarksville, Tennessee, and her Master of Science degree at the University of Texas Medical Branch in Galveston, Texas. She holds national certification with the American Academy of Nurse Practitioners Certification Board (AANPCB) as a family nurse practitioner. She is married with 3 children and 2 dogs. When not caring for patients, she enjoys hiking and traveling. Chyrissa will be working is now working in San Antonio at our Tricity Pain Associates clinics.

Vanessa Cox, DNP, APRN, FNP-BC comes to Tricity Pain Associates with 15 years of experience in the nursing industry. She is a Doctor of Nursing Practice with an Advanced Practice Registered Nurse, and Family Nurse Practitioner. She graduated with her Bachelor of Science in Nursing from Shreiner University in Kerrville, Texas. For the first 12 years of her nursing career, she served in the long-term care and skilled nursing setting caring for the geriatric population. She then returned to school and obtained her Doctor of Nursing Practice degree from the University of Texas Health Science Center at San Antonio and holds a national certification with the National Nurses Credentialing Center. In her free time, Vanessa is committed to her family. She loves gardening, hunting, fishing, and archery. Vanessa is working alongside Dr. Justin Vigil at Tricity Pain Associates – Fredericksburg Clinic.