Meet Your Lawrenceville Dentists
Dr. Sanket Karmarkar, General Dentist

Sanket Karmarkar, DMD, provides preventive, restorative and cosmetic dental services including exams, sealants, fillings, crowns, bridges, dentures, dental implant restorations, extractions, root canal therapy, veneers, teeth whitening and more. In addition, his team strives to accommodate dental emergencies on the same day. Dr. Karmarkar strives to exceed his patients’ expectations and build relationships based on excellent service and trust.
Dr. Karmarkar earned his dental degree at Boston University in 2009 where he also completed a one-year general dentistry residency program. Before traveling to the United States, he obtained a Master of Science in Dentistry at Kyungpook Nation University in South Korea, as well as a Bachelor of Dental Surgery degree from Shivaji University in India.
Dr. Stephin John, General Dentist

Stephin John, DDS, is a highly skilled and experienced dentist with a strong academic and professional background. He graduated from Nitte University AB Shetty Institute of Dental Sciences, located in Karnataka, India, with a degree in Dental Surgery. During his education, he completed key courses such as Dental Anatomy and Pharmacology, Orthodontics and Dentofacial Orthopedics, and Oral Pathology and Microbiology. Dr. John also has valuable experience as a Dental Assistant in Cumming, GA, where he provided diagnostic information and educated patients on oral hygiene, plaque control, and postoperative instructions. He has also worked as a general dentist at Spoorthi Dental Clinic in Mangalore, India, where he provided appropriate dental treatments to patients, including regular cleanings, root canals, surgical extractions, implants, and cosmetic dentistry. In his commitment to continuing education and dental research, he has published an article on “Polymer Burs” in the Nitte Journal and attends conferences on oral medicine & radiology.
Dr. John is incredibly dedicated to providing the best possible dental care to patients as young as 7 years old. He is qualified to perform several services, including bone grafts, crowns, dental exams, extractions, veneers, teeth whitening, and more. Dr. John is attentive, detail-oriented and has excellent communication skills. He carefully documents all medications, diagnoses, treatments, and consultations to ensure that his patients receive high-quality and consistent care. Dr. John values education and works to educate his patients and parents of patients on maintaining proper oral health to ensure that all receive the best care possible.