Our Team

At the Center for ACL Injuries our approach to patient care and treatment includes the collaboration of an extremely qualified team of Surgeons, Physical Therapists and Orthopedic Physician Assistants.

Our Doctors

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Douglas Elenz
Sports Medicine

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.

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Nathan Breazeale
Sports Medicine

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.

Clinical Team

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Mary Passolano
Clinical Manager
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Anna Munoz
RT(R), Orthopedic Assistant
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April Perlaza
PA-C, Physician Assistant
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Corrin Hegarty
LMRT
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Diego Sanchez
RT(R), R-OT, Orthopedic/XRAY Tech
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Eric Richarson
Orthopedic Tech
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Gary Mishoe
LVN, SA-C, OPA-C, Orthopedic Assistant
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Kyla Hegerty
LMRT
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Jordan Crawford
LMRT
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Leah Urtado
Medical Assistant
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Linda Prieto
Medical Assistant
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Monique Ontiveros
Orthopedic Tech
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Sarah Talbot
RN, PA-C
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Shauna Luckie
RT(R)(MR) – MRI Tech
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Victoria Millender
Orthopedic Tech
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Michelle Hernandez
Orthopedic Tech

Physical Therapists

Central Austin Location

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Samantha Kolock, PT, DPT, OCS, SCS, ATC, CSCS
Director of Physical Therapy
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Laura Geibel, MSPT, CMT, LAT
Physical Therapist
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Diana "Deedee" Rivera, PT, DPT
Physical Therapist | Orthopedic Resident
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Oliver Valdez, PT, DPT
Physical Therapist
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Matt Cronk, PT, DPT, CSCS
Physical Therapist | Orthopedic Resident
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Allyse Kramer
Athletic Trainer, Physician Extender

Cedar Park Location

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Chrissy Moreno, PT, DPT, MCPT, OCS
Cedar Park Clinic Director, Physical Therapist
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Kim Le, PT, DPT, CSCS
Physical Therapist
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Colin Grilo, PT, DPT
Physical Therapist | Orthopedic Resident
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Sonja Wanninger, PTA
Physical Therapy Assistant

Bee Cave Location

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Nickol Madrid, PTA
Bee Cave Clinic Director
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Mattye Mason, PT, DPT
Physical Therapist
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Katrina Navarro, PT
Physical Therapist

William Cannon Location

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Alanna DiBiasi, PT, DPT
William Cannon Clinic Director
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Julie Clouse, PTA
Physical Therapy Assistant
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Henry Klein, PT, DPT
Physical Therapist
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Michelle Materna, PT, DPT
Physical Therapist

Pflugerville Location

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Jesse Ortiz, PT, DPT, OCS, CMPT
Pflugerville Clinic Director
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Priscilla Hall, PT, MPT, OCS, CIMT, Cert-DN, MLD-C
Physical Therapist
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Isaiah Martinez, PT, DPT, MTC
Physical Therapist
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Davonne Berry, PTA
Physical Therapy Assistant