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Dr. DeSantis and his team have been practicing family and cosmetic dentistry in the South Hills of Pittsburgh since 1984. Our friendly, knowledgeable, and experienced staff is committed to working with you and your family to create a pleasant and rewarding dental experience each time you visit our office. We recognize that each of our patients is unique and deserves to receive dental care that reflects his or her individual needs. Our professional staff aim to help you feel relaxed and comfortable as we strive to provide high quality, personalized dental care in the most gentle and efficient way possible. We are pleased to welcome you and your family, and we look forward to working with you!


Our mission is to provide the best quality dental care in a relaxed, comfortable, and safe environment.


Our vision is to provide patients with a dental experience that promotes a lifelong relationship built on trust, confidence, quality of work, and exceptional patient care.


All professionals will continue to commit to continuing education to ensure that patients receive the highest quality dental care.


We will continually update ourselves regarding the best and most current dental materials and technology. 


Your safety will remain of utmost importance to us. To protect our patients and ourselves, we adhere to strict standards for sterilization and infection control recommended by the Center for Disease Control.

Thomas S. DeSantis, DMD, FAGD

Thomas S. DeSantis, DMD, FAGD


Dr. DeSantis has been practicing family and cosmetic dentistry in the South Hills of Pittsburgh since 1984. He obtained his Bachelor of Science from the University of Pittsburgh in 1980. Dr. DeSantis then attended the University of Pittsburgh School of Dental Medicine and earned his Doctor of Dental Medicine (DMD) in 1984.

Dr. DeSantis is committed to lifelong learning and continuing education. He is an active member of the Academy of General Dentistry and the Pittsburgh Academy of Dentistry. Dr. DeSantis earned a prestigious Fellowship Award in the Academy of General Dentistry (FAGD). He served three terms as both Program Chair and President of the Pittsburgh Academy of Dentistry. Most notably, Dr. DeSantis has been selected by his peers as a “Top Dentist” for Pittsburgh Magazine.


A native of Baltimore, Dr. DeSantis has lived in Upper St. Clair since 1970. He is an active member of St. Thomas More Parish. He and his wife Shelley are the proud parents of Dan, Emily and Lauren. They enjoy spending time with their children and grandchildren. Other activities include travel, tennis, cycling, and of course, the Steelers!

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Lisa, Patient Care Coordinator and Insurance Specialist

Lisa attended the Median School for Dental Assisting and graduated with honors in 1984. She has had the pleasure of watching the practice grow, since she has been a member of the team since 1985. Over the years, Lisa has become acquainted with multiple generations of families that she looks forward to seeing on a regular basis. Lisa is knowledgeable in all aspects of the dental office and excels in treatment coordination, financial arrangements, and making sure the office runs smoothly and efficiently. Lisa will be happy to answer any questions you may have and looks forward to scheduling your new patient appointment!


Lori, Dental Assistant

Lori attended the Median School for Dental Assisting and joined the team in 1993. With more than 25 years of experience, Lori is highly experienced in assisting with crown and bridge, implant dentistry, and root canal therapy. She appreciates working in an office where the entire team shares a passion to provide high quality dentistry, with the most technologically advanced equipment and materials. She enjoys building relationships with patients and seeing the results of beautiful dentistry. Lori looks forward to getting to know you and your family!

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Steph, Dental Assistant

Steph attended the Bradford School and earned an associate degree in Dental Assisting in 2010. She joined the team in 2012 and is highly skilled in assisting with all aspects of restorative dentistry. Steph strives to keep up with the most current dental technology and possesses advanced skills and knowledge in the field of digital imaging. She enjoys interacting with patients and helps them feel relaxed and comfortable during their visit. Steph looks forward to seeing you at your next appointment!

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Gigi earned her bachelor’s degree in Dental Hygiene in 1979 at Farleigh Dickinson University. She strives to understand the unique needs of each patient and helps them to achieve a healthy smile. Gigi is highly skilled in identifying oral hygiene concerns before they develop into larger problems and provides home care instructions to improve and maintain optimal oral health. She is very friendly and takes a personal interest in each patient. Gigi is honored to care for your oral health and looks forward to providing exceptional dental care to you and your family!

Gigi, Dental Hygienist

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Shannen, Dental Hygienist

Shannen attended West Liberty University where she earned a bachelor’s degree in Dental Hygiene in 2016. Shannen is known for her gentle and thorough treatment, and she strives to make your hygiene experience pleasant and comfortable. She educates patients about proper oral hygiene and encourages them to utilize preventive measures to maintain their dental health. She enjoys seeing familiar faces year after year and meeting new people all the time. Shannen looks forward to meeting you and your family!

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