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Heart & Soul of the Practice

Our compassionate and professional team have the expertise to ensure you and your loved ones are given the care you deserve

Dr Ronwyn van Eeden

Medical Oncologist & Specialist Physician

Dr Ronwyn van Eeden

Medical Oncologist & Specialist Physician

MBChB(UP), FCP(SA), Cert Med Onc(SA)

Dr. Ronwyn van Eeden is a Medical Oncologist in Rosebank, Johannesburg.

She did her undergraduate degree at the university of Pretoria, followed by her internship at the Chris Hani Baragwanath Hospital and did her community service year in Potchefstroom. She then went on to specialise in Internal Medicine at the University of Witwatersrand and her fellowship in Medical Oncology at the Charlotte Maxeke Academic Hospital. She then started working in private practice since 2016.

Dr. van Eeden is an associate editor for the Journal of Thoracic Oncology. She is currently on the executive committee of BIGOSA (breast interest group of South Africa) and is a member of the international association of studies in Lung cancer. She previously served on the executive committees for SASMO (South African society of medical oncology) and COSOSA (cardio-oncology society of south Africa).

She was also previously an honorary consultant in Medical Oncology at the Chris Hani Academic Hospital.
She has several peer review journal publications, presents at many local and international meetings and symposia and serves on local advisory boards.
She has a special interest in breast and lung cancer, as well as immuno-oncology and precision medicine.
She is kind and compassionate oncologist, who focuses on the patient’s journey and is committed to providing holistic care.

Dr. Sophia Omar

Clinical & Radiation Oncologist

Dr. Sophia Omar

Clinical & Radiation Oncologist

MBChB, FCRadOnc(SA), DipHIVMan(SA)

Dr. Omar’s medical journey is a testament to her unwavering commitment to patient care. Dr Omar initially focused on HIV/AIDS, making significant contributions to patient care and public health. Venturing into trauma and emergency medicine, she earned respect for her ability to provide effective care under pressure. Seeking deeper connections with patients, Dr. Omar established her own GP practice in KwaZulu-Natal. Her passion for oncology then led her to Gauteng, where she immersed herself in clinical oncology for two years in Klerksdorp. At the Charlotte Maxeke Johannesburg Academic Hospital, she spent three years in the Radiation Oncology Department, known for her empathy and understanding of patients’ needs. In 2025, Dr. Omar officially qualified as a specialist in Radiation Oncology, marking a milestone in her dedication to excellence in patient care. With her cheerful demeanour and calming presence, she continues to positively impact the lives of those she serves, embodying the values of compassion and professionalism.

Melissa Saacks

Practice Manager

Melissa Saacks

Practice Manager

Melissa is the go-to of our practice, where compassion meets organization. With over a decade of experience in the medical field and administration, she brings warmth, patience, and dedication to everything she does. As Practice Manager, Melissa focuses on the day-to-day running of the office, supporting our staff and ensuring systems are in place so everything flows smoothly for our patients and their families. Her big, contagious smile and laughter, along with her compassionate heart and endless patience, make her not just a manager, but a trusted friend and confidant to both staff and patients. With Melissa by our side, our practice thrives, fuelled by her warmth, expertise, and genuine care for every individual who walks through our doors.

Email:ms@oncorv.co.za

Minette Craukamp

Authorisation / Case Manager

Minette Craukamp

Authorisation / Case Manager

Minette Craukamp is a passionate and experienced Oncology Case Manager with more than a decade of experience in chemotherapy and radiation authorisations, as well as medical billing within oncology care. She understands that behind every authorisation request is a patient navigating one of the most challenging times of their life.

She ensures that funding approvals are managed efficiently and accurately, helping to minimise delays and ease the administrative burden for patients. With extensive knowledge of oncology treatment processes and medical scheme requirements, she works diligently to secure the approvals patients need in a timely manner. She brings reassurance and steady support so patients can feel one less weight on their shoulders during treatment.

Phone:076 873 4868 (Whatsapp message only – no calls)
Email:admin@oncorv.co.za

Shannon Barker

Front office Co-ordinator

Shannon Barker

Front office Co-ordinator

Shannon is the welcoming presence at the front of our practice, greeting every patient with a warm smile and calm reassurance. She understands that visiting an oncology practice can feel overwhelming, and she goes out of her way to ensure each person feels supported from the very first interaction.

As our receptionist, Shannon coordinates appointments, assists with documentation, and helps guide patients and families through the administrative process with patience and care. She is often the first person patients turn to with questions, and she handles each request with efficiency, kindness, and genuine understanding.

Dedicated and dependable, Shannon plays an essential role in keeping our practice running smoothly. Her professionalism, compassion, and steady presence create an environment where patients feel both welcomed and cared for.

Phone:063 743 2579 (Whatsapp message only – no calls)
Email:reception@oncorv.co.za

Mbali Ndlovu

Patient Navigator

Mbali Ndlovu

Patient Navigator

Mbali is the friendly face who assists the reception team and acts as our patient navigator, helping coordinate scans, appointments, and communication with other medical professionals. Always approachable and full of energy, Mbali provides administrative guidance and support to patients and their families, ensuring they feel informed and cared for throughout their journey. Her big, bubbly personality makes her a joy to interact with and a vital link between our doctors and patients.

Phone:072 438 6349 (Whatsapp message only – no calls)
Email:support@oncorv.co.za

Mukundi Ramalanzwa

Oncology Nurse

Mukundi Ramalanzwa

Oncology Nurse

Mukundi, fondly known as MK, is one of our dedicated oncology nurses. He began his career in a dialysis unit, where he developed a strong foundation in patient care, compassion, and clinical skills. Three years ago, he joined our practice, and since then, he has grown into a truly valued member of our team. Known for his patience, kindness, and unwavering dedication, MK has a special way of making each patient feel seen, heard, and cared for. Loved by both patients and colleagues alike, he consistently goes the extra mile to ensure comfort, support, and reassurance throughout every step of their treatment journey. His compassion, professionalism, and warm presence make him an integral part of our practice and a source of comfort for everyone who walks through our doors.

Phone:079 690 6489 (Whatsapp message only – no calls)
Email:nurse@oncorv.co.za

Claudette Barker

Oncology Nurse

Claudette Barker

Oncology Nurse

Claudette is an experienced oncology nurse with over a decade of dedication to caring for patients with cancer. She completed six months of specialized training in Saudi Arabia, further deepening her expertise in oncology nursing and was previously part of a clinical trial team.

She combines her extensive knowledge with a calm, organized, and professional approach to ensure patients receive consistent and reliable care throughout their journey. Claudette takes pride in providing not just medical care, but also reassurance and guidance to patients and their families.

Phone:079 690 6489 (Whatsapp message only – no calls)
Email:nurse2@oncorv.co.za

Leoné Oosthuizen

Oncology Pharmacist

Leoné Oosthuizen

Oncology Pharmacist

B.Pharm (NWU)

Leoné is a pharmacist whose journey has taken her through a variety of pharmacy settings—from hospital wards and retail counters to correctional facilities and the Phelophepa train. With a kind heart and a genuine desire to help, she approaches every patient with compassion and care. Her motto, “Use your smile to change the world and don’t let the world change your smile,” reflects her belief in the power of positivity, even during life’s challenges. Leoné takes joy in creating personalized treatments and works closely with our nurses to offer thoughtful guidance and support to patients throughout.

Email:leone.oosthuizen@dco.care

Izelle Marx

Pharmacist Assistant

Izelle Marx

Pharmacist Assistant

Izelle is a registered qualified Post-Basic Pharmacist Assistant with the South African Pharmacy Council. She completed her two-year course through Sefako Makgatho Health Sciences University while gaining experience in a retail pharmacy setting.

She also holds a B.Com in Business Communication, which supports her strong communication and people skills. Passionate about helping others. Izelle finds joy in making a positive difference in patients’ lives every day.

Friendly, caring, and approachable, she loves working with patients and learning something new every day in this ever-evolving field. Her dedication and warmth make her a comforting presence to everyone she assists.

Email:izelle.marx@dco.care

Desire Erasmus

Accounts – Billing Administrator

Desire Erasmus

Accounts – Billing Administrator

Desire is our meticulous and highly organized accounts and billing specialist. She ensures that all billing is accurate and handled efficiently, keeping everything running smoothly behind the scenes. Beyond her attention to detail, Desire is always ready to assist our patients, offering help with a friendly and approachable manner. She also supports our authorisations department, ensuring that approvals and paperwork are managed seamlessly. Her dedication and proactive approach make her an invaluable part of our team.

Email:casemanager@oncorv.co.za

Lizzie Sekhula

Facility cleanliness attendant

Lizzie Sekhula

Facility cleanliness attendant

Lizzie is our dedicated facility cleanliness attendant who takes immense pride in her work. With meticulous attention to detail, she ensures that every corner of the facility sparkles, creating a hygienic and safe environment for both patients and staff. Her cheerful bearing brightens the space she works in, and her infectious smile is a constant source of positivity for everyone around her.

We believe in a personal approach to cancer care for you and your loved ones during your journey. Our compassionate and professional team have the expertise to ensure you and your loved ones are given the the care you need and deserve.

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+27 10 109 2777
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reception@oncorv.co.za
Physical Address

No.1 Sturdee Avenue, Rosebank, Entrance Baker Street, Parking in Basement 1

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