6315 Gulfton St. Suite 300.
Houston, TX 77081

About Us


It is the mission of Rock Rehabilitation to provide the highest quality therapy through a holistic therapeutic approach and tailored patient education. We support the development and implementation of creative and individualized interventions for each of our patients.

Our holistic approach ensures that we consider all the aspects of the person that can influence their journey to recovery and wellness. This is why each of our patients at Rock Rehabilitation understands their rehabilitation process to enhance proper treatment progression and secure the best outcomes possible. In order for a full return to an active and healthy lifestyle, each of our patients must be involved and educated in their recovery process. Our physical, occupational, and speech therapists are dedicated and committed to lifelong learning to continually provide specialized and superior care. We will strive to be recognized for operational excellence, customer satisfaction, and superior patient outcomes.

Core Values

We are a team of licensed physical, occupational, and speech therapists who value outcome-based treatment. We are committed to:
  • Customer satisfaction above all else
  • Evidence based practice
  • Providing innovative services and treatments
  • Maintaining and upholding professional ethics with all patient interactions
  • Administering professional, dependable, and trustworthy care


To be a leader in the provision of physical, occupational, and speech therapy by providing exceptional services that result in meaningful changes in a person’s function and satisfaction in their daily roles in society.
  • Quality Care
  • Patient Education 
  • Holistic Approach 

Meet Our Team

Olutomi Atunrase, PT, DPT, CLT

Physical Therapist

Dr. Atunrase is Rock Rehabilitation’s clinical director. She is a licensed physical therapist with 8+ years of experience in the areas of neurorehabilitation, orthopedic and vestibular rehab. As a physical therapist who has worked in several settings including home health, hospital, and private practice, the knowledge she gained allows her to made her realize that the only way she could deliver Physical Therapy services in the way that best served her patients was to start her own practice. She provides strategic leadership and manages the development of the programs' products and services. She is certified in lymphedema and LSVT BIG. Dr. Atunrase has developed a clinical specialty in patients with Parkinson’s disease, spinal cord injury, stroke, lymphedema, and progressive neurologic disorders. Dr. Atunrase also teaches Caregiver and Fall recovery classes. She is a CPR instructor through the American heart Association. She is an active participant in physical therapy and rehabilitation-based research. This has given her the ability to establish a trusting relationship with patients and work as a team member with other health/wellness providers to give our patients the best possible outcomes and to allow them to resume doing the things they love doing.

Gregory Brusola, PT, DPT, PhD, MSCS

Physical Therapist

Dr. Brusola is a licensed physical therapist, multiple sclerosis specialist, and Assistant Professor at the University of Texas Medical Branch at Galveston. He has been a physical therapist for 9 years and specializes in the interdisciplinary management of patients with neurological disorders, especially those with neurodegenerative conditions. His research interests include improving the tools healthcare professionals have at their disposal to assess disease state and progression and exploring innovative and novel approaches to the rehabilitation management of patients with multiple sclerosis and other neurological disorders. Greg also teaches caregiver classes at Rock.

In his spare time, Greg likes to travel, explore the outdoors, and train in karate.

Hilary Haines, PT, DPT

Physical Therapist

Dr. Hilary Haines is a graduate of the University of Notre Dame and later Texas Woman’s University with her Doctorate of Physical Therapy in 2015. She is a Board-Certified Specialist in Neurologic Physical Therapy (NCS) and certified in LSVT BIG. Additionally, she has advanced training in treating vestibular and balance dysfunction. In 2021, Hilary began teaching exercise classes for the Houston Area Parkinson’s Society (HAPS) and founded their Home Wellness Visit program.

“I am thrilled to teach caregiver classes with Rock Rehabilitation!”

Outside of work, You will find Hilary with some binoculars bird watching. Kingfishers are her favorite.

Vivian Ada Onyebuchi, OTR/L

Occupational Therapist

Adaeze Onyebuchi is an occupational therapist who has been working in pediatrics for 15+ years. She attended the Medical College of Georgia and received her Master's in Occupational Therapy. She has worked in various settings such as hospital, outpatient, and home health during her career. She treats a wide range of patients from infancy to geriatrics. Adaeze is certified in LSVT BIG and teaches caregiver classes here at Rock.

In her spare time, Adaeze loves to spend time with family and friends, travel out of the country, watch movies, listen to audiobooks, and catch up on the latest beauty trends

Shanelle Martinez, OTR/L

Occupational Therapist

Shanelle Martinez graduated with a Bachelor of Science in Kinesiology from the University of Houston in 2016. After graduation, she worked as a Rehabilitation Technician at TIRR Memorial Hermann Outpatient Clinic. It was during this time that she was inspired to pursue a career in Occupational Therapy. She moved to Austin, TX and attended the University of St. Augustine for Health Sciences where she received her Master’s in Occupational Therapy. During her rotations, she was at Our Lady of the Lake Pediatric Clinic and Encompass Health Rehabilitation Hospital. After graduating, she moved back to the Houston area and started her career at Rock Rehabilitation.

Outside of work, she enjoys spending time with her friends and family. One of her hobbies includes reading and listening to the latest audiobooks and podcasts. She also enjoys working out and maintains a healthy lifestyle with her dog and fiancée at home.

Kassandra Tamez, OTR/L

Occupational Therapist

Kassandra is an occupational therapist with over 8 years of experience in pediatrics. Kassandra is from a small town in the Rio Grande Valley and moved to College Station to complete her undergraduate education at Texas A&M University where she earned her Bachelor of Science in Community Health and Psychology. During her final semester, she completed an internship at Texas Children’s Hospital and has been living in Houston ever since. That same year, she started as a special needs professional educator at The Monarch School for Children with Neurological Differences. It was there where she found her passion for therapy. She then went on to earn her Master of Occupational Therapy degree at Texas Woman’s University Institute of Health Sciences in the Texas Medical Center where she was able to gain experience in outpatient clinics, inpatient hospitals, and home health settings. She has spent the majority of her career being an outpatient neuro occupational therapist. She has treated all ages ranging from infancy to geriatrics.

In her spare time, Kassandra enjoys spending quality time with her family, friends, furry son, traveling, and trying new foods.

Douglas Ferimer, PTA

Physical Therapist Assistant

Doug holds a master's degree in health and human performance as well as 5+ years as a licensed physical therapist assistant. He has worked with a wide range of people in various settings (pediatrics to senior citizens, athletes, skilled nursing, and rehab to outpatient orthopedic, sports performance with collegiate athletes to kids martial arts classes, etc.). Doug’s motto is to help you achieve your goals. Doug loves helping people get better whether it's rehabilitating injuries or relearning functional skills. One of Doug’s strengths is finding creative ways to help patients accomplish tasks and achieve goals as well as the right kind of motivation to succeed.

“ I am thankful to be part of Rock Rehabilitation Team and look forward to working with you!”

Outside of work, Doug likes to resistance train, perform martial arts, play video games, and travel.

Melanie Duvall, COTA

Certified Occupational Therapist Assistant
Melanie Duvall, COTA is a Certified Occupational Therapist Assistant. She has experience in Pediatrics and Adults working as a COTA for over 3 years since graduating from Lone Star College: Tomball’s Occupational Therapy program.

Melanie also received her bachelor’s degree in Kinesiology from The University of Texas at San Antonio. Melanie is certified in LSVT BIG.

In her spare time, Melanie loves to spend her time dancing, watching movies, and reading a good book.

Michelle Duran

Michelle Duran is our administrative assistant with over 11 years of office experience. She provides excellent attention to detail and effectively represents the face of Rock Rehabilitation. Michelle serves as the primary contact for our clinic. She assists with the coordination of various activities including but not limited to patient intake, scheduling appointments, meetings, and assisting in classes that we offer here at Rock. Michelle’s contributions towards the betterment of Rock Rehabilitation LLC and her continued commitment have made her the pillar of this clinic. Her reorganization of the clinic’s data management systems resulted in significant accessibility and efficiency which allowed clinic growth.

I enjoy helping people, and that is the main goal at Rock Rehabilitation. Being informed. Outside of work, Michelle loves to craft and travel.