Dr. Kumar specializes in Dental Implantology, Cosmetic Dentistry, and Oral Rehabilitation. Since 2004, he has worked with leading dental implant systems like Nobel Biocare, Straumann, and Noris Medical, focusing on complex cases such as full mouth reconstructions, sinus lift surgery, and zygomatic implants. He performs advanced procedures under intravenous sedation at Nuffield Dental Clinics.

In 2009, he trained with Dr. Paulo Malo at the MALO Clinic and Dr. Carlos Aparicio at ZAGA Centres, becoming a specialist in All-on-4 and Teeth-in-a-Day surgeries, which he now performs in both Singapore and the UK. Dr. Kumar is a member of several prestigious professional bodies, including the Association of Dental Implantology (UK), the Academy of Osseointegration, and the American Academy of Cosmetic Dentistry. He lectures frequently on implant dentistry and has published in international journals.

His qualifications include the MFDS (England), MFD (Ireland), MRCS (England), an MBA from Bayes Business School, and a Fellowship from the International College of Dentists. In 2023, he was recognized as a Diplomate of the International Congress of Oral Implantologists and achieved Board Certification in Aesthetic Medicine.

Dr. Kumar consults at Nuffield Dental Clinics and Smile Makers Dental Clinic, offering treatment to nervous patients under sedation or general anesthesia. He also practices in London, where he is registered as both a medical doctor and dental surgeon.