Call: (402) 537-4620

Meet The Doctors


Mark Panneton, DDS

Dr. Mark Panneton is a 1987 graduate of the Creighton University Dental School. After graduation he completed an Advanced Education in General Dentistry residency at Creighton University where his primary focus was oral surgery. Dr. Panneton has also completed extensive training in orthodontics, implants, and reconstructive dentistry. He is dedicated to finding common sense solutions to problems that affect the overall systemic health of his patients. By utilizing sedation dentistry, Dr. Panneton is able to achieve full mouth restorations in two visits. Working in conjunction with oral surgeons and plastic surgeons, he has helped restore patients who have been involved in traumatic injuries back to dental health.

He has been practicing in the Sarpy County area for over 25 years. Currently, he practices dentistry with an emphasis on aesthetics and reconstruction at Panneton Dental Group in Omaha and at Val Verde Dental in La Vista, Nebraska.

Dr. Panneton has been providing care for the Lancer hockey team for over 25 years. 

Dr. Panneton enjoys spending time with his wife Nicole and his four children, Lindsey, Derek, Cooper and Ava.


Casey Sexton, DDS

Dr. Casey Sexton is a 2012 graduate of the University of Nebraska Medical Center College of Dentistry where she graduated with high distinction. While attending dental school, Dr. Sexton was an active member of  ASDA. She enjoyed volunteering for sharing clinics, dental days, and the Nebraska Mission of Mercy to provide dental care for those in need. Since graduating, Dr. Sexton has become a member of the American Dental Association. Dr. Sexton is continuing her education by attending courses in CEREC technology, implant dentistry, and  laser treatment.  She enjoys all aspects of dentistry including preventative, aesthetic and reconstructive.

Dr. Sexton spends her free time with her husband Matt and their three children. They enjoy going for walks with their dog, visiting family, and being outdoors.


Katherine DiPrima, DDS

We are excited to welcome Dr. Katherine DiPrima to Val Verde Dental. Dr. DiPrima is an Omaha native who went to Westside High School, graduated from Nebraska Wesleyan with her undergraduate degree and continued her education in Omaha at Creighton University where she received her Doctorate in Dental Surgery in 2001. 

She is passionate about helping her patients achieve their best possible smile and achieving overall dental health and wellness in a cheerful, relaxed atmosphere. She continues to bring her patients the latest in technologies and developments by attending post-graduate courses. She offers all aspects of dentistry for all ages including orthodontics, Invisalign and Botox to name a few. For patients who may be anxious or nervous about dental treatment, she offers sedation options for her patients. 

In her free time, Dr. DiPrima enjoys spending time with her husband and three daughters. She also enjoys reading, movies, being a huge Star Wars fan, traveling and outdoor activists. She is a member of the ADA, NDA and OSA.


Office Location

  • La Vista
  • 9731 Giles Rd
  • La Vista, Nebraska
  • 68128
  • Map & Directions
  • Call: (402) 537-4620
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