30 Fenton Plaza, Fenton, MO 63026


Mon, Tues, Thurs - 7:00am - 5:00pm
Friday - 7:00am - Noon

Sean P. Cooney, DMD

Dr. Cooney graduated from Southern Illinois University School of Dental Medicine and his graduating class was ranked in the top 15 of all dental schools. During his training, Sean P. Cooney, DMDDr. Cooney maintained a high grade point average and graduated with honors.  In addition, his National Board Part I and Part II scores placed him in the top 3% of all dentists in the nation.  He has received several awards in recognition of his dedication to his studies and to the field of dentistry, including the Arm and Hammer dental award.

Dr. Cooney practices all aspects of dentistry from fillings and root canals to crowns and extractions. His aim is to keep your appointment comfortable and convenient.

There is no substitute for a person to person conversation so we advise any patient looking for dental care in and around the Fenton, High Ridge, House Springs, the Metro St. Louis area and northern Jefferson County to schedule a consultation appointment with Dr. Cooney. During your appointment, Dr. Cooney will be able to answer any questions you may have and discuss your dental needs in depth.

In addition to clinical practice, Dr. Cooney hosted the informative video series entitled The Dental Minute. In this series, Dr. Cooney presented a wide variety of information about your dental health and dental budget in a straight forward and simple manner. Learning about your dental health has never been easier or more convenient.  Check out the episodes of The Dental Minute in our media gallery or on YouTube.

Dr. Cooney is also the creator of a web-based weekly comic strip entitled John Q. Molar, DDS.  These strips are archived here.  Visit to follow the titular character's adventures as he navigates his life as a dentist!