Our Team

We are a team of qualified, friendly doctors and staff

Dr. Minoka Jayatileke

Dr Minoka Jayatileke is a Fellow of the Royal Australian College of General Practitioners. She completed her medical degree at the University of Colombo. Early in 2001 she migrated to Australia, where she completed her internship at Westmead Hospital.

She completed her FRACGP training with the GP Logic Central West NSW in 2008.

She has furthered her training in her interests, with qualifications for paediatrics (Diploma of Child Health from University of Sydney),

Since then, she has worked in group practices in Bathurst, Dural, Rouse Hill, Kellyville and Cherrybrook prior to starting her own practice in Thornleigh.

Minoka enjoys all aspects of general practice including general medicine, women’s health, elderly care and paediatrics.

Dr Priya Weerasinghe 

Dr Weerasinghe is a fellow of the Royal Australian College of General Practitioners and the Royal Australasian College of Physicians. She is a Staff Specialist at Justice Health NSW. Her special interests are Paediatric, Women's health including Implanon Insertion/Removal ,Emergency medicine.

Dr Pragya Malla 

Dr Pragya Malla is a General Practice Registrar. She completed her medical degree from the Maharashtra University of Health Sciences, India. She has done Master in Public Health from University of Wollongong and a Diploma of Child Health from University of Sydney. 

Pragya worked in Children's Medicine at Sydney Children's Hospital, Randwick, for six years, before pursuing General Practice. She has worked in the Emergency Department, Adult Medicine, Orthopaedics and Mental Health. She has worked with people with Developmental Disabilities and cared for people in Residential Aged Care Facilities.

Pragya is passionate about all aspects of primary healthcare and enjoys working with people of all ages and backgrounds to deliver personalised, collaborative and holistic care.

Dr Sarah Oh 

Dr Sarah Oh is a GP registrar.

She graduated from the University of New South Wales in 2018.

She worked at various hospitals across NSW during her internship and residency, before entering General practice.


Sarah has special interests in chronic disease management and women’s health. She looks forward to working with her patients to optimise health and wellbeing. 

Dr Manoshi Weerasinghe

Dr Manoshi Weerasinghe is a Consultant Physician and Geriatrician. She is a Fellow of The Royal Australasian College of Physicians. She trained in Geriatric Medicine at the Nepean, Campbelltown and Mona Vale Hospitals in NSW.

Manoshi completed her MBBS with honours at the 140-year-old Faculty of Medicine of the Univeristy of Colombo in Sri Lanka. She trained in Specialist Medicine and then in Endocrinology & Diabetes in Sri Lanka before coming to Australia in 2010 to get further training in Endocrinology. After deciding to continue her medical career in Australia she gained experience in General Medicine and Neurology before training in Geriartic Medicine. In addition to her MBBS and the FRACP, Manoshi is also a member of the Royal College of Physicians of London and has a Doctor of Medicine degree from the University of Colombo.

Dr Weerasinghe has expertise in complex medical conditions including endocrine and neurological disorders, diagnosis and management of dementia, polypharmacy in the elderly, osteoporosis, frailty, falls prevention, peri-operative care, rehabilitation and ortho-geriatrics. She’s happy to provide care in Aged Care facilities when required. 

Manoshi takes pride in providing high quality care to her patients and is very approachable and contactable.

Nina Tu - Practice Nurse

Nina graduated from the University of Sydney and has since pursued her interest in general practice nursing. She always aims to deliver quality nursing care and thoroughly enjoys working with patients from all socio-cultural diversities. 


Jun Park - Podiatry

Jun is a dual qualified practitioner - Physiotherapist and Podiatrist in AHPRA

He graduated from the University of Newcastle in 2016 with a Bachelor of Podiatry and graduated from the University of Newcastle in 2020 with a Bachelor of Physiotherapy. 

Jun offers a range of podiatry services. He is passionate about providing care for all age's foot pain, toenail issue, fungal infection, and musculoskeletal disorders in the lower limb. 


Dilhan Jayamanne - Physiotherapy

Dilhan graduated from the University of Sydney in 2003 and has since excelled in the field of musculoskeletal and orthopaedic physiotherapy. He further added to his skill-set by attaining a Master of Manual Therapy at the University of Western Australia.


Having worked extensively in private practice and gaining exposure to a wide variety of conditions Dilhan prides himself on accurately diagnosing one’s problem and tailoring an individualised treatment approach to achieve their goals.


He predominantly uses a ‘hands-on’ approach to treatment and exercise based therapy in order to resolve the symptoms as well as addressing the cause of the underlying problem.

Megan Hasick

Megan is an Accredited Practising Dietitian. She graduated from a Bachelor of Science in 2016, and a Master of Nutrition and Dietetics from The University of Sydney in 2019. Megan has been working as a Personal Trainer for over six years, and also currently works in Corporate Health Promotion. 

Megan has a strong interest in Nutrition and Physical Activity. She is passionate about helping clients to improve their health through tailored nutrition advice which aims to bringing about small but impactful lifestyle changes.

Megan is particularly interested in treating conditions such as diabetes, heart disease, cancers, gastrointestinal diseases, food allergies, food intolerances, disordered eating, and overweight and obesity.

Admin/Reception Staff

At Rooftop Medical Practice, our reception staff play a crucial role in supporting our doctors and allied health providers. Our professional and caring receptionists are here to help with the smooth running of the appointments and any enquiries you may have.

Our new reception team, Ashley, Ayra, Erin, Sajee, Tiffany and Vicky are compassionate and dedicated, determined to assist you with your medical appointments.

Sajee Ambagahawatta - Senior Receptionist
Erin Kim 
Ashley Chan
Tiffany Khoo
Vicky Huang
Ayra Huda
Rooftop Medical Practice