Meredith Cook
Physiotherapist and Clinical Lead of Vestibular Services
Bachelor of Applied Science with Honours (Physiotherapy)
Since Meredith graduated in 2009 she has been helping patients who are experiencing vertigo, dizziness, imbalance and headaches both in a hospital setting or outpatient clinic. Meredith loves learning and has completed multiple comprehensive competency based Vestibular Rehabilitation courses and is a Level 2 Watson Headache practitioner. In particular Meredith is passionate about ensuring it becomes standard practice for all children who are experiencing dizziness or have hearing loss or imbalance to be assessed and treated for vestibular dysfunction they may be experiencing. She has developed our Paediatric screening and rehabilitation program and spends time educating other physiotherapists and medical professionals about paediatric patients who have in the past not had access to the services they've needed.
Outside the clinic, Meredith loves all things musical! You will find her watching the latest musical theatre, running a musical playgroup for her local church and community, or playing the ukulele.
Meredith speaks English
Meredith works out of our Thornleigh and Burwood Clinics
Sacha McCulloch
Vestibular Physiotherapist
Doctor of Physiotherapy (DPT), Master of Research (MRes)
Sacha specialises in helping individuals recover from vestibular disorders using the most updated evidence-based assessment and treatment techniques. She also has a background in managing general musculoskeletal conditions and exercise rehabilitation, with a special interest in teaching Clinical Pilates, which she has done for many years. She has recently completed a Master of Research at Macquarie University investigating the experience of exercise in managing individuals with hypermobility conditions.
Sacha speaks English
Sacha operates out of our Thornleigh and Macquarie Park clinics.
Lisa Johnson
Vestibular Physiotherapist
Bachelor of Applied Science (Physiotherapy)
Lisa has been a practising physiotherapist since graduating from the University of Sydney in
1992. Over the course of her career, she has gained extensive experience across a range of physiotherapy specialties, working at John Hunter Hospital, Royal Rehabilitation Centre, and Mona Vale Hospital. While at Mona Vale Hospital, Lisa took on the role of Team Leader and was also appointed as an Adjunct Lecturer with the University of Sydney in recognition of her contributions as a clinical supervisor for physiotherapy students.
Lisa’s journey into Vestibular Physiotherapy began over 10 years ago at On-Balance Physiotherapy. She is passionate about ongoing professional development and is committed
to applying the latest evidence-based practices to support her clients’ recovery and well-being. Since commencing at On-Balance Physiotherapy, Lisa has completed several advanced courses, including Advances in Vestibular Rehabilitation and the Level 2 Watson Headache
Course. She also attends the NOTSA Conference (Multidisciplinary Vestibular Conference) annually to stay updated with the latest developments in the field.
A proud Northern Beaches local, Lisa enjoys spending time at the beach with her family, walking her dog, and paddle boarding during the summer months. In winter, she manages her youngest daughter’s soccer team and loves the occasional ski trip—her favourite being a memorable holiday to Japan.
Lisa speaks English
Nico Soares
Chiropractor
Bachelor in Chiropractic (BChiro)
Postgraduate Diploma in Neuroscience and Behaviour
Postgraduate Diploma in Healthy Aging
Nico is passionate about helping individuals regain control of their movement, pain, and performance through holistic, evidence-based, patient-centred chiropractic care. With over 10 years of extensive experience across sports, neurorehabilitation, and gut-brain health, he integrates manual therapy, exercise, and neuroscience-informed education to address not just pain, but the habits and stressors that perpetuate it.
Nico’s approach is guided by the principle of neuroplasticity, the brain’s ability to adapt and change. His sessions often blend joint care with movement retraining, stress management skills, and lifestyle coaching to create long-term improvements in function and well-being. He has worked with many professional athletes (including world champions), performers, and everyday people seeking sustainable solutions for musculoskeletal pain, headaches, and stress-related tension.
Outside the clinic, Nico enjoys endurance sports, running, and triathlon, where he applies the same principles of adaptability and recovery that guide his clinical work. A lifelong learner, he continues to explore neuroscience, technology, and performance science to bridge the gap between research and real-world results.
Nico speaks English and Portuguese (Brazil).
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Swetha Pola
Podiatrist
Master of Infectious Disease Intelligence (MIDI), Bachelor of Podiatric Medicine (BPodMed)
Starting her podiatry career in 2015, Swetha is dedicated to providing comprehensive and compassionate care to patients of all ages and backgrounds. She puts a strong focus on patient education, ensuring each person is well-informed on their personalised treatment plans.
Outside of the clinic, you'll find her reading, staying active and exploring the city with family & friends. Passionate about community involvement, Swetha is often out and about attending local educational events to promote foot health awareness.
Swetha speaks English and Telugu.
Swetha operates out of our Thornleigh Clinic
James Rider
Physiotherapist
Bachelor of Physiotherapy
James is a dedicated and experienced physiotherapist passionate about helping patients move freely and live pain-free. He earned his Bachelor of Physiotherapy from the Australian Catholic University and has extensive experience working with a diverse range of patients, including athletes, NDIS participants, worker’s compensation clients, veterans, and the general population. James takes a holistic approach to care, combining thorough hands-on assessments and treatments with tailored exercise prescriptions to ensure optimal outcomes for his patients.
Outside the clinic, James leads an active lifestyle. He enjoys spending time at the beach, working out at the gym, and going for runs. A passionate sports fan, James is also an avid follower of the English Premier League and a devoted Chelsea supporter!
James speaks English
James operates out of our Thornleigh and Macquarie Park Clinics
Nikeeta Gosavi
Vestibular Physiotherapist
With over a decade of clinical experience, Nikeeta has worked across diverse settings including hospitals, aged care facilities, rehabilitation centres, and private practice. Her expertise covers complex neurological conditions, post-operative rehabilitation, falls prevention, and cognitive impairments such as dementia.
Holding a Master’s degree in Neurological Physiotherapy, Nikeeta has developed a deep understanding of how the nervous system influences balance, mobility, and overall well-being. She is known by both patients and colleagues for her warm, calm nature, and is dedicated to delivering rehabilitation tailored to each individual’s goals.
Outside of work, Nikeeta enjoys dancing, exploring global cuisines through cooking, attending Pilates classes, and venturing along nature trails and coastal walks. She’s always eager for great restaurant recommendations—and just as happy to share her own.
Neeta Sharma
Vestibular Physiotherapist
Bachelor's degree in Physiotherapy
With Bachelor's degree in Physiotherapy from Bangalore University, India, and a Master's in Musculoskeletal Physiotherapy from the University of Melbourne. Originally from India, Neeta spent nearly two decades in Singapore, where Neeta raised my family and worked as a physiotherapist in a leading tertiary care hospital.
Neeta is passionate about lifelong learning and committed to continually advancing my clinical skills. In recent years, Neeta has undertaken further training in Dry Needling and Clinical Pilates, and developed a strong interest in vestibular physiotherapy—a field I find especially fulfilling due to the significant and tangible impact it has on patients’ quality of life.
Outside of physiotherapy, Neeta enjoys long walks, exploring new places, and unwinding with music, which is his favorite way to recharge
Neeta speaks English
Sherienne Koh
Vestibular Physiotherapist
Sherienne is one of the newest vestibular physiotherapists to join the On Balance team at Simba Health. She is fascinated by how one of the body’s smallest organs can have such a profound effect on function. She is particularly drawn to the integration of technology in diagnosing and treating balance, headache, and dizziness disorders.
A graduate of the University of Sydney Physiotherapy Bachelors degree, Sherienne has developed a well-rounded clinical background through her work in community aged care and private practice. These experiences have shaped her holistic, person-centred approach to care and fuelled her passion for helping clients regain balance, mobility, and confidence in their daily lives.
In addition to her vestibular expertise, Sherienne is an accredited lymphoedema practitioner, allowing her to support clients with complex and chronic conditions with empathy and precision. She is committed to evidence-based practice and strives to empower those she works with to achieve meaningful, lasting outcomes.
Outside the clinic, Sherienne is a passionate rugby player, having proudly represented Singapore in Rugby 7s tournaments across Asia. She also enjoys bushwalking, swimming, and unwinding with a good true crime documentary.
Tania Pocock
Vestibular Physiotherapist
With a career spanning both healthcare and information technology, Tania brings a multidisciplinary perspective to her work as a Physiotherapist. she holds a Bachelor of Applied Sciences and a Master of Physiotherapy Practice and a Bachelor of Multimedia Systems (Programming).
Since transitioning into physiotherapy eight years ago, Tania has gained extensive experience working with seniors in both aged care and the community. she has enjoyed running group exercise classes and working with clients individually to achieve their goals to keep moving safely and enjoying the things they love.
Bringing together skills in healthcare and technology, Tania is passionate about delivering patient-centered care, improving outcomes for older adults, and embracing innovation in physiotherapy practice.
Outside of work, Tania enjoys travelling and exploring new places. When the weather is nice, you'll find her spending time outdoors, trying to keep up with her boys. Otherwise, you may find her curled up with a good mystery.
Miriam Blaymires
Vestibular Physiotherapist
Miriam Blaymires is an experienced physiotherapist with almost a decade in private practice, specialising in musculoskeletal, vestibular, and concussion rehabilitation. Since graduating with a Bachelor of Physiotherapy (Honours) from the University of Newcastle in 2016, Miriam has built a strong reputation for delivering evidence-based, patient-centred care.
In 2022, her professional interest shifted towards vestibular rehabilitation after successfully managing a challenging post-concussion case. She subsequently completed the Vestibular Clinical Competency Course and joined On Balance Physiotherapy under the mentorship of Pam Reynolds, where she further honed her expertise in vestibular, cervical spine, and headache/migraine management.
Miriam is recognised for her quick learning, exceptional time management, and ability to build strong rapport with clients and colleagues alike. Her multidisciplinary approach is supported by extensive professional development in advanced headache management, concussion, TMJ, and sports physiotherapy.
Passionate about delivering high-quality, outcome-driven care, Miriam is eager to continue advancing her skills in vestibular physiotherapy and contribute to improving patient quality of life through precise assessment, targeted rehabilitation, and collaborative healthcare delivery.
