The Doctors

Meet The Healing Hearts Behind Hatmed

At Hatmed Medical Centre in Pretoria, our team of experienced general practitioners is committed to providing patient-centred, evidence-based healthcare. Our doctors bring diverse clinical expertise, international experience, and a shared passion for improving the health and well-being of our community.

Doctors - Dr Erwin Lingenfelder

Erwin Lingenfelder

Dr Lingenfelder is a founding partner of Hatmed Medical Centre with more than four decades of experience in general practice. Trained at the University of Pretoria, he has served diverse communities and worked closely with tertiary institutions throughout his career. He is passionate about long-term patient relationships and holistic family care.

Dr Johan Momberg - SAMSA accredited doctor Pretoria

Johan Momberg

Dr Momberg is a founding member of Hatmed and a SAMSA-accredited medical practitioner. With a strong focus on preventative medicine, he performs immigration, seafarer, executive, and employment medical examinations. He also holds a certificate in Travel Medicine and enjoys working with the Hatfield student community.

Doctors - Dr Blessing Thusi

Blessing Thusi

Dr Thusi qualified at the University of KwaZulu-Natal and brings extensive experience in clinical medicine across all age groups. With a special interest in paediatrics, he is passionate about patient care and community health. He values cultural diversity and continuous learning in his medical practice.

Doctors - Dr Eliz-Mari Delport

Eliz-Mari Delport

Dr Delport qualified at the University of Pretoria and completed her training at Chris Hani Baragwanath Academic Hospital. She has experience in HIV care and holds a Diploma in HIV Management. She is dedicated to youth health and empowering patients to lead healthier lives.

Doctors - Dr Sonia Kotze

Sonia Kotze

Dr Kotze qualified at the University of the Free State and has experience in emergency medicine and ophthalmology. She holds a Diploma in Primary Emergency Care and is passionate about helping patients navigate health challenges with confidence and compassion.

Let Us Be Your Partner In Health

Experience personalised care and professional expertise at Hatmed Medical Centre, where your health and well-being are our top priorities. Contact us today to schedule an appointment and discover the difference our services can make in your life.

Erwin Lingenfelder

Dr Lingenfelder is a founding partner of Hatmed Medical Centre with decades of experience in general practice. Born in the Free State and trained at the University of Pretoria, he completed his internship in Kroonstad and later served in Namibia and KwaZulu-Natal.

He has practised in Pretoria since 1984 and has worked closely with tertiary institutions and the student community throughout his career. As a family doctor, he values long-term patient relationships and holistic care across all stages of life.

Dr Lingenfelder has treated patients from all walks of life, including diplomats and international leaders. A memorable highlight of his career was serving as part of the medical team during President Nelson Mandela’s inauguration in 1994.

Johan Momberg

Dr Momberg grew up on a farm near Magaliesburg and qualified as a medical doctor at the University of Pretoria. After spending time working in the United Kingdom, he returned to South Africa and entered private practice. He became a founding member of Hatmed Medical Centre in 1995.

He is a family physician with a holistic approach to healthcare and a strong focus on preventative medicine. Dr Momberg performs immigration, seafarer, executive, and employment medical examinations and holds a certificate in Travel Medicine.

Outside of medicine, he is a keen sportsman and adventurer who enjoys endurance events, travel, and spending time with family and friends.

Blessing Thusi

Dr Thusi qualified as a medical doctor at the University of KwaZulu-Natal and completed his internship at Charlotte Maxeke Academic Hospital in Johannesburg. He went on to complete his community service and medical officer years in Vereeniging.

He has a strong passion for clinical medicine and enjoys working with patients of all ages, with a particular interest in paediatrics. Dr Thusi views medicine as a lifelong calling and takes pride in delivering compassionate, patient-focused care.

In his personal time, he enjoys travelling, experiencing different cultures, and spending quality time with his family and friends.

Eliz-Mari Delport

Dr Delport qualified at the University of Pretoria and completed her internship at Chris Hani Baragwanath Academic Hospital, where she received extensive clinical training. She later completed her community service at Tshwane District Hospital, working primarily in the HIV clinic.

She holds a Diploma in HIV Management and is passionate about using medicine to positively impact the lives of young people. Dr Delport is committed to helping patients lead healthier, happier lives through education and preventative care.

She enjoys spending her free time with family and friends.

Sonia Kotze

Dr Kotze qualified as a medical doctor at the University of the Free State. She completed her internship at Pietermaritzburg Hospital Complex and her community service in Potchefstroom, where she worked in emergency medicine and ophthalmology.

She holds a Diploma in Primary Emergency Care and has a strong passion for helping patients through all stages of life. Dr Kotze believes that good health is fundamental to quality of life and strives to support her patients with empathy and professionalism.

Outside of work, she enjoys travelling, exploring new cultures, and spending time with family and friends.