GREELEY KIDS - Key Persons


Dr. Craig Seager

Dr. Craig Seager is an orthodontist with extensive training in both adolescent and adult orthodontic diagnosis and treatment. Other areas of his training have included Invisalign®, 3D imaging, growth analysis, and TMJ therapy. Dr. Seager is also fluent in Spanish! Dr. Seager received his D.D.S. from the University of Texas Health Science Center in San Antonio and his M.S.D. from University of Texas Health Science Center in Houston. Dr. Seager enjoys skiing, running, fly fishing, and camping with his wife and three daughters.

Dr. Keith A. Van Tassell

Job Titles:
  • Board Certified Pediatric Dentist
Dr Keith is a Board Certified Pediatric Dentist. He dedicates himself to providing the best dental care possible for his patients, ensuring that they have a positive and fun experience while learning to care for their own oral health. Graduating Magna Cum Laude from the Virginia Commonwealth University School of Dentistry, he then attended the University of Nevada School of Medicine for a two year pediatric dental residency.

Dr. Moira Groh

Job Titles:
  • Board Certified Pediatric Dentist
Dr. Moira is a Board Certified Pediatric Dentist. She loves helping kids and parents learn about dental health in a fun and approachable way and strives to make every visit as fun and interactive as possible. After receiving her Doctorate of Dental Surgery at the University of Nebraska Medical Center College of Dentistry, Dr. Moira completed a General Practice Residency at Brookdale University Hospital and a Pediatric Dental Residency at Mount Sinai Hospital in New York City.

Dr. Zachary Alleman

Pediatric dentistry is a perfect fit for Dr. Zach, who has always been surrounded by children. He is the fifth of eight children, father of two, and uncle to 25 nieces and nephews. He loves providing quality and fun treatment to ensure each child gets off to a terrific start with their oral health. Dr. Zach received his dental training at Baylor College of Dentistry, where he also completed his residency in Pediatric Dentistry.