Our team

 Mark Hutchens, M.D.

Mark Hutchens, M.D. was raised in El Paso, TX.  He attended Texas A&M University and earned a B.S. degree in biology, graduating Summa Cum Laude.  He received his medical degree from the University of Texas, Southwestern Medical School in Dallas.  

He completed a residency in family medicine at the Eastern Virginia Graduate School of Medicine in Norfolk, Virginia where he also served as Chief Resident.  

He developed an interest in sports medicine during his residency and assisted with the care of athletes at Old Dominion University and Norfolk State University.   

He spent the next three years working in the Indian Health Service at the Choctaw Nation Indian Hospital in Talihina, Oklahoma.  While at Talihina, he practiced a full range of family medicine including surgery and obstetrics.  He also served as the team physician for Talihina High School. 

He then moved to Birmingham, Alabama to complete a primary care sports medicine fellowship at the American Sports Medicine Institute.  After completing his fellowship, he moved to Austin to serve as The Director of Athletic Medicine for the University of Texas at Austin.  While in that role, he was the primary Team Physician for the athletic department and was instrumental in the development of the sports medicine program within the athletic department and establishing a sports medicine clinic at the University Health Services to serve varsity athletes as well as the general student population.

He left the university and co-founded Texas Sports & Family Medicine with Dr. Chassay and Dr. McCarty in 2003.  Since starting Texas Sports & Family Medicine he has been able to expand his scope of care to include individual and recreational athletes of all ages as well as general family practice. He continues to serve as team physician for local high school, collegiate, and professional teams. 

Dr. Hutchens lives in Austin with his wife Lisa and has two children, Jared and Alana.

Robyn E. McCarty, M.D.

A native of Amarillo, Dr. McCarty has been caring for athletes in Austin since 1999. She worked in the sports medicine clinic at University Health Services at the University of Texas from 1999-2003.

In 2003, she left UHS and co-founded Texas Sports & Family Medicine with Dr. Hutchens. Dr. McCarty worked with the UT Athletic Department in the capacity of Team Physician for Men's Athletics from 2001-2005 and as senior assistant team physician from 2005-2007.

At Texas Sports & Family Medicine, she has been working with athletes from St. Edward's University and other area schools and organizations such as marathon and triathlon training groups. She sees athletes of all ages and abilities for general medical concerns as well as for non-operative musculoskeletal injuries. She is a strong believer that a healthy active lifestyle is the best preventive medicine.

Dr. McCarty is board certified in Family Medicine and has a Certificate of Added Qualification in Primary Care Sports Medicine. She completed her primary care sports medicine fellowship at the University of Michigan in 1998 where she assisted with care for Eastern Michigan University and Chelsea High School.

Prior to fellowship, Dr. McCarty was in private practice in Georgia for two years and also did locum tenens work for one year. She received her medical degree at the Washington University School of Medicine in St. Louis in 1991 and completed a family medicine residency at St. John's Mercy Medical Center in St. Louis in 1994.

She has an undergraduate degree in bioengineering from Texas A&M University.

Timothy Vachris, M.D

Timothy Vachris, MD was born and raised in Houston, TX.  He attended St. Thomas high school and graduated from the University of St. Thomas with a B.A. in Biology and Spanish.  

He went on to earn his Medical Degree from the University of Texas at Houston in 2005.  He completed his residency in Family Medicine at Memorial Southwest Family Medicine Residency in Sugarland, TX.  While in residency, he developed an interest in Sports Medicine, and helped with the care of the athletes at the University of St. Thomas.


After residency, he moved to Rancho Cucamonga, California to complete a primary care sports medicine fellowship at Kaiser Permanente in Fontana, California.  While in Southern California, Dr. Vachris provided sports medicine coverage as team physician for Claremont McKenna College, Cal State University, San Bernardino, and Los Osos high school.

 He is a family and sports medicine physician at Texas Sports & Family Medicine. He is Team Physician for McCallum High School. He is a Clinical Assistant Professor for the Department of Family Medicine for UTMB. He also covers the non-surgical Sports Medicine Clinic at Dell Children’s Hospital. He was a Team Physician for the University of Texas Athletics Program from 2009-2014.

 Outside of medicine, Dr. Vachris enjoys reading, working out, and most importantly, spending time with his talented artist wife and 4 children.  His wife's artwork can be seen in his rooms, through out the office and here: www.alvartsudio.com

Brianna Rinaldi, FNP-C

Brianna Rinaldi is a native Texan, who grew up in New Braunfels and San Antonio area. She received her Bachelor of Science degree in Biology from University of Texas at San Antonio. Followed by her Bachelor of Science degree in Nursing from University of Texas Health Science Center in San Antonio while working as an Emergency Department Technician. 

She has experience as a nurse in Surgical Trauma ICU, Family Medicine/Urgent Care, and Recovery Room. While working as a nurse she went on to expand her knowledge and training by completing her Family Nurse Practitioner certification at the University of Texas at Tyler in 2016. Brianna lives in Buda with her husband and four children. She enjoys spending time with her family, being outdoors, trying new things, and cooking.


Brianna is enthusiastic to be a part of the team at Texas Sports & Family Medicine, as she has seen the exemplary care and strong relationships that have been built with patients. She believes that the best way to reach healthcare goals is getting to know the patient as an individual, and working in a collaborative manner.