Dentist in St. James, Suffolk County NY

Are you looking for a reliable dentist in St. James that can care for the smiles of the whole family? At St. James Dental Care, we offer a comprehensive range of the most advanced and effective dental services available today. From preventive and restorative care, to cosmetic options yielding dramatic results, and implant dentistry, we provide treatment options designed to address the needs of every family member, from the youngest to the oldest. We look forward to meeting your family and providing them with personalized, compassionate and attentive care.

St. James Dental Care is home to two skilled and experienced dentists, who consider it a privilege to serve the dental needs of their valued community. Dr. James F. Donahue has been providing care to the St. James area for close to 25 years. Having trained with world-renowned cosmetic dentists, he enjoys creating smiles that his patients are proud to share with the world. A member of several prestigious professional organizations, Dr. Donahue has also served as a member of the St. Charles hospital dental staff since 1984. Joining Dr. Donahue at St. James Dental Care is the highly accomplished Dr. Michael E. Segnini. Dedicated to giving your smile the attention it deserves, he maintains a position at the forefront of advances in the field of dentistry and is actively involved in several dental professional organizations. Dr. Segnini also serves as a member of the dental teams at St. Charles Hospital and Mather Hospital. Like Dr. Donahue, he is one of the region’s leading cosmetic professionals.

Dr. Donahue and Dr. Segnini believe taking proactive approach to dental care is the best way to maintain excellent oral health. They recommend scheduling twice yearly checkups and professional cleanings as the best way to ensure continued dental health. Using state-of-the-art diagnostic equipment, our professionals will examine your teeth, gums, and jaw for any signs of developing dental problems. The earlier conditions are detected, the easier they are to treat. Dedicated to safeguarding the smiles of our pediatric patients, we provide dental sealants to shield the chewing surfaces of the permanent back teeth and fluoride therapy to strengthen the enamel against tooth decay and gum disease. At St. James Dental Care, your dentist in St. James, we also provide a wide array of advanced cosmetic dental services designed to dramatically improve the appearance of your smile. Dr. Donahue and Dr. Segnini combine the art and science of dentistry to give you teeth that are as healthy as they are beautiful. Our smile makeover options include: tooth-colored fillings, teeth whitening, Invisalign, and porcelain veneers. For patients suffering from missing teeth, we can help. Our premium crowns, bridges, dentures, and implants can restore the appearance and functionality of your smile.

Offering state-of-the-art dental care, patients at St. James Dental can enjoy the quality and convenience of procedures such as Cerec same-day crowns, and Invisalign orthodontic treatment. The office also uses leading-edge diagnostic equipment including DIAGNOdent caries detection technology and the VELscope Oral Cancer Screening system. For patients who experience dental anxiety, sedation dentistry is an offered service.

Our office also welcomes emergency patients. Whether you are suffering from a toothache, dental infection, chipped or fractured tooth, jaw pain, or even a broken denture or a dental crown that fell out, our emergency dentist in St. James is here for you and will schedule you for prompt care. If you live in St. James or the surrounding areas of Lake Grove, Centereach, Smithtown, Hauppauge, Head of the Harbor, or Stony Brook and you’re looking for a reliable dentist that can address the needs of the whole family, please consider St. James Dental Care.

St. James is a hamlet and census-designated place in Suffolk County, New York, United States. St. James is a warm and welcoming community with tons of local culture. Whether you visit the historic district of St. James or the St. James LIRR station, we are confident you will find something you love.

At St. James Dental Care, we work with most insurance plans, including Delta Dental, Cigna, MetLife and Aetna. To learn if we accept yours, give our office a call today.

Office Hours

Monday: 8:30 am – 6:00 pm
Tuesday: 8:30 am – 8:00 pm
Wednesday: 8:30 am – 6:00 pm
Thursday: 8:30 am – 6:00 pm
Friday: 8:30 am - 2:00 pm
Saturday: 8:30 am - 1:00 pm