Our Doctors

A board certified orthopedic surgeon, Douglas Elenz has been practicing in Austin since 1996. He completed a Sports Medicine and Arthroscopic Surgery Fellowship at Orthopaedic Research of Virginia/Tuckahoe Orthopaedic Associates in Richmond, Virginia. He earned his medical degree from the University of Texas-Houston Medical School and completed his orthopaedic surgery residency at the McGraw Medical Center of Northwestern University in Chicago, Illinois. Dr. Elenz’s orthopaedic training includes experience covering both the Chicago Cubs and Pittsburgh Steelers professional sports teams. He currently serves as a Team Orthopaedic Surgeon for Men’s Athletics at the University of Texas at Austin.
Douglas Elenz | Sports Medicine
Dr. Elenz earned his undergraduate degree from the University of Texas at Austin where he was a two-time captain and seven-time NCAA All American for the Longhorn Swim Team. He is a sports enthusiast and continues to enjoy swimming, traveling and photography.

An Austin native, Dr. Breazeale has practiced in Austin since 1997. He is a board certified orthopedic surgeon who completed a sports medicine and shoulder surgery fellowship at the Hospital for Special Surgery in New York City . He received his medical degree from the University of Texas Southwest Medical School in Dallas and completed his orthopaedic surgery training at John Peter Smith Hospital in Fort Worth. Dr. Breazeale’s sports medicine experience includes team coverage for the New York Mets and St. John’s University tennis tournament, coverage for the ATP, and high school team coverage both in New York and Texas.
Nathan Breazeale | Sports Medicine
Dr. Breazeale graduated Phi Beta Kappa in 1986 from the University of Texas at Austin where he was a team captain and four-year NCAA All American swimmer for the Longhorns. An avid sports fan, his numerous hobbies include scuba diving, hunting, and fishing.
Clinical Team

Mary Passolano | Clinical Manager

Anna Munoz | RT(R), Orthopedic Assistant

April Perlaza | PA-C, Physician Assistant


Diego Sanchez | RT(R), R-OT, Orthopedic/XRAY Tech

Eric Richarson | Orthopedic Tech

Gary Mishoe | LVN, SA-C, OPA-C, Orthopedic Assistant
Gary has consistently made significant professional advancements in both skill and education. He has an advanced level of knowledge and skill set in both the surgical and clinical environment. He Graduated from the University of Texas Health Science Center at San Antonio and the U. S. Army Academy of Health Science as a Combat Medic and then Nurse in the U.S. Army. Upon returning from active military service which included deployments during the Persian Gulf War and Bosnia-Herzegovina, Gary returned for additional training at Baylor College of Medicine Houston becoming an Orthopedic Physician Assistant. During his time at Baylor he was involved in the care and treatment of many high-profile professional, collegiate, and elite level athletes as well as being part of the medical team for the Houston Rockets, Houston Comets, Houston Aeros, and Houston Thunderbears.
Gary is an avid cyclist who enjoys riding and racing bicycles. He is a Certified Spin Instructor and currently hold a United States Cycling Federation (USCF) license as a Category 3 competitive cyclist for Road, Cyclocross, and Mountain Bike racing. Most of all, he enjoys spending time with his wife and two beautiful children.

Kyla Hegerty | LMRT

Jordan Crawford | LMRT

Leah Urtado | Medical Assistant

Linda Prieto | Medical Assistant

Monique Ontiveros | Orthopedic Tech

Sarah Talbot | RN, PA-C

Shauna Luckie | RT(R)(MR) – MRI Tech

Victoria Millender | Orthopedic Tech

Michelle Hernandez | Orthopedic Tech
Physical Therapists
Central Austin Location

Samantha Kolock | North Clinic Director
In the early days of her career, Sam spent time working with professional and Olympic level athletes in a variety of sports including football, hockey, dance, rugby, distance running, and gymnastics.
While exercise remains a cornerstone in her beliefs, Sam understands that exercise cannot be appropriately instituted without the balance achieved in manual therapy. She is full body certified in ART, Graston, FMS, Trigger point therapy, Myofascial release, kinesiotaping, and dry needling.
She is also a certified athletic trainer, strength and conditioning coach, pilates instructor, and trained in precision nutrition.
When Sam is not treating patients, she trains as a competitive crossfit and strongman athlete. In her free time, she enjoys hiking with her husband Steve and their dog Winberie. Sam hopes to one day conquer the Pacific Crest Trail.

Jesse Ortiz | Assistant Clinic Director

Laura Geibel | Physical Therapist
Early in her career, Laura was involved in working with athletes including serving as a Student Athletic Trainer at The University of Texas at Austin with the Longhorn Football team. Throughout her career, she has worked with patients ranging from professional athletes to geriatrics. Laura has committed her career to helping people return to the activities they love.
Practicing what she preaches, she loves to exercise and participate in various activities like hiking, swimming, and cycling. She has participated in numerous marathons, triathlons, soccer tournaments, and cycling events. In her free time, you will likely find Laura either spending time with family and friends, mountain biking, camping, watching Longhorn sports, or volunteering with her Divine Canines therapy dog.

Oliver Valdez | Physical Therapist

Mattye Mason | Physical Therapist

Diana ``Deedee`` Rivera | Physical Therapist | Orthopedic Resident
In the years following her undergraduate achievements, she worked as a PT aide. Here she was able to watch and assist numerous patients recovering from various ailments ranging from post-op ACL, hip replacement, carpal tunnel release, and many other cases; all of which fanned the flame of her intrigue to pursue more in the Physical Therapy field.
She received her Doctorate of Physical Therapy from Chatham University in Pittsburgh, PA in 2022. While at Chatham she completed her final rotation here at ASM before being offered a job with the company. Deedee is currently the first orthopedic resident within the ASM organization, where she is receiving special training and mentorship focused on orthopedic and sports-related rehab. She has a passion for helping patients of all ages return to their active lifestyles and unique desires.
In her free time, you can find Deedee anywhere there is a body of water to relax by, lounging around with her rescued Staffordshire-Terrier (Brisket), or trying a new fitness class around town.

Matthew Cronk | Physical Therapist | Orthopedic Resident
North Austin Location

Chrissy Moreno | Physical Therapist
Chrissy received her Masters in Physical Therapy from the University of Texas Health Science Center in San Antonio in 2007 & went on to earn her transitional Doctorate in 2014. Before continuing her education at the graduate level, she attended St. Mary’s University in San Antonio for undergraduate Biology degree where she was part of the Delta Zeta sorority.
Chrissy knows that not every single approach is right for each patient and has spent her career being trained in a wide variety of modalities to enable her to individualize her approach to best fit the needs of her patients.
She has received her Mastery Certification in Manual therapy from Hands on Seminars, is certified through Titleist Performance Institute and Functional Movement Systems, FMS Level 1, earned Dry Needling Certification, and became a board certified Orthopedic Clinical Specialist through the American Physical Therapy Association in July 2020.
Chrissy is excited to be part of the Austin Sports Medicine team as she has always had a passion for sports, growing up playing volleyball and softball, and participating in intramural sports in college. Her interest in Physical Therapy was first sparked when she suffered an ACL injury herself playing softball her freshman year of high school. Through physical therapy and hard work, she was able to return to sport and has continued to live an active lifestyle. Chrissy is happy to now be able to help others to do the same. When not spending her time at work, Chrissy enjoys exploring what Austin has to offer her young family.

Laura Thrasher | Physical Therapist
Laura’s background as an Athletic Trainer and her passion for rehabilitating orthopedic and sports injuries led her to Austin Sports Medicine, where she enjoys getting to know patients and their rehabilitation goals.
Outside the clinic, Laura enjoys playing tennis, her high school sport, and being active by trying various recreational activities such as playing pickle ball, bouldering, and lifting weights. She also enjoys trying different types of food around Austin and spending time with her husband, Matthew, and her dog Winston.

Colin Grillo | Physical Therapist | Orthopedic Resident
He received his Doctorate in Physical Therapy with high honors from the University of St. Augustine in Austin, TX in 2023. He is currently the second resident in the ASM program, working towards being a board-certified orthopedic specialist (OCS).
Outside of the clinic, you can find Colin being outdoors, enjoying Austin’s delicious food, and spending time with his significant other.

Sonja Wanninger | Physical Therapy Assistant
Sonja is passionate about her role in helping individuals reach their personal goals with physical therapy and loves watching her patients’ confidence grow through the rehabilitation process. She enjoys coming up with creative ways to make PT fun and finds it an incredibly rewarding field of work.
Outside the clinic, Sonja enjoys teaching Irish dance, reading, crocheting, listening to music & podcasts, playing the piano, watching sports, staying in touch with her friends and family back in the Midwest, working out, and exploring the Austin area with her husband.
Bee Cave Location

Nickol Madrid | Bee Cave Clinic Director
Nickol has been in the physical therapy field for 6 years working in various settings including: outpatient, sports, neuro and aquatics. She has interests in helping individuals of all ages get back to an active lifestyle. In her spare time, Nickol plays volleyball and pick-up sports in the evenings and coaches track for kids with disabilities. She also loves to travel, trying new restaurants and spending time with her loved ones.

Henry Klein | Physical Therapist
Henry is a life-long learner and incorporates the latest clinical research in his practice. He believes in a holistic approach, emphasizing both therapeutic exercise and manual therapy. His interests and experience are in orthopedics and pre/post-operative recovery for all ages. He hopes to become an Orthopedic Clinical Specialist, with a Dry Needling Certification in the near future.
In his free time, Henry enjoys spending time with family and friends, fervently following college sports, and exploring his constantly changing hometown.

Bailey Williams | Physical Therapist
Outside of physical therapy, you can find Bailey enjoying the outdoors and exploring the city with her two dogs, friends, and loved ones.

Katie Waters | Physical Therapist
Once she was able to move her family back home in January 2020, Katie joined the ASM team. Her experience as a collegiate soccer player and military daughter/wife help her empathize with the various physical and mental aspects involved with the rehab process. She is most passionate about return to sport rehab with special interest in the neuromuscular and psychological aspects of care. She enjoys her down time being active with her husband, daughter, and 2 fur babies.
South Austin Location

Ben Vasko | South Clinic Director
After graduating and becoming a licensed physical therapist, Alanna quickly gained a wide variety of experience. She initiated her career working in the burn ICU at Brook Army Medical Center in San Antonio, and later at the regional burn center in Chester, PA. She then shifted her experience to orthopedics after taking a position with the 87th medical squadron with the US Air Force in Trenton, NJ, where she treated all active duty soldiers. Shortly after, she continued her career working with athletes near Philadelphia. These experiences helped Alanna grow tremendously as clinician, giving her the ability to work with the entire spectrum of athlete and treat a variety of injuries.
Alanna is excited to be a part of the Austin Sports Medicine team, especially that it gave her a great reason to return to a city that she fell in love with at the beginning of her career. She is excited to be in Austin, a city that promotes an active lifestyle. When she is not at work she enjoys hiking, running, paddle boarding, and rowing at Texas Rowing Center, along with dining in the area with her friends.

Mary Poletti | Physical Therapist
Outside of work, Mary loves exploring her new home town by foot or bike. You can find her volunteering with APA! or spending the day outside in one of the local parks.

Julie Clouse | Physical Therapy Assistant
