Periodontics & Dental Implants of Central Park

Dr. Kyle J. Diehl, PhD, DDS, MSD

Dr. Kyle J. Diehl, a proud Colorado native, brings a deep appreciation for hard work, teamwork, and systemic wellness to his practice. Raised on Diehl Ranches and a former semi-professional hockey player, Dr. Diehl’s approach combines Colorado heart and scientific rigor. He holds a Bachelor’s, Master’s, and PhD in Cardiovascular Physiology from the University of Colorado at Boulder, then earned his DDS, Certificate in Periodontics, and MSD from the University of Colorado School of Dental Medicine, where he received several prestigious awards including the American Academy of Periodontology Award for Outstanding Achievement. Beyond private practice, Dr. Diehl serves as Assistant Professor at both the University of Colorado School of Dental Medicine and CU-Boulder. He specializes in periodontal disease management, dental implant placement, bone and gum grafting, laser therapies, and conscious sedation—always with a treatment philosophy of clarity, collaboration, and clinical excellence. Dr. Diehl aims to make every patient feel informed, cared for, and deeply supported in their health journey. Outside the office, he enjoys Colorado’s mountains with his wife, Grace, their children, and dog, Hank.

Education: University of Colorado at Boulder (BA, MS, PhD in Cardiovascular Physiology) , University of Colorado School of Dental Medicine (DDS, Certificate in Periodontics, MSD)

Certifications: American Academy of Periodontology Award for Outstanding Achievement , American Academy of Periodontology Foundation Educator Scholars Award , Assistant Professor, University of Colorado School of Dental Medicine , Board-Certified Periodontist , Colorado dental license , Colorado moderate sedation license

Services: Advanced Gum Treatment & Microsurgery , Dental Implant Placement & Complication Management , Laser Therapy for Gum & Bone , Periodontal Disease Treatment , Periodontal Plastic Surgery & Esthetics , Sedation Dentistry , Tooth Removal & Bone Grafting

Dr. Colleen Leong, DDS, MSD

A Colorado native, Dr. Colleen Leong is dedicated to patient-centered, personal care—grounded in her commitment to clarity, collaboration, and clinical integrity. With advanced expertise in periodontics and dental implants, Dr. Leong’s approach centers on transparent communication, empowering patient education, and respect for each individual’s needs and goals. She believes in treating every patient with the respect, honesty, and clinical excellence she would want for herself or her loved ones. Dr. Leong’s clinical interests include all facets of periodontal therapy, implant dentistry, gum and bone grafting, laser therapy, and sedation. She values strong relationships with patients and referring providers, and takes pride in her integration of advanced technology and evidence-based techniques for top-level care. Her style is approachable, thorough, and always patient-first.

Services: Advanced Gum Treatment & Microsurgery , Dental Implant Placement & Complication Management , Laser Therapy for Gum & Bone , Periodontal Disease Treatment , Periodontal Plastic Surgery & Esthetics , Sedation Dentistry , Tooth Removal & Bone Grafting

Dr. Samantha Campbell, DDS

Dr. Samantha Campbell’s professional journey began on her family ranch in southern New Mexico and led her through a distinctive path from IT and business management to accomplished periodontist. After earning a BBA in Management Information Systems from Southern Methodist University and years in the computer industry, her passion for healthcare won out—ushering her to graduate with honors from the University of Colorado School of Dental Medicine. Dr. Campbell completed her residency and certificate in Periodontics at the University of Colorado School of Dental Medicine, where she became a board-certified periodontist and received multiple awards for excellence in periodontology and oral pathology. She is a published co-author in the International Journal of Neuroscience. Dr. Campbell is an active member of the Colorado Dental Association, the American Dental Association, and the American Academy of Periodontology. She is passionate about comprehensive periodontal and implant care, as well as forging lasting, collaborative patient relationships. An avid traveler and outdoors enthusiast, Dr. Campbell enjoys hiking, camping, skiing, and spending time with her family.

Education: Southern Methodist University (BBA in Management Information Systems) , University of Colorado School of Dental Medicine (DDS, Certificate in Periodontics)

Certifications: Achievement in Oral & Maxillofacial Pathology , Achievement in Periodontology , American Academy of Periodontology , American Dental Association , Board-Certified Periodontist , Colorado Dental Association , Published co-author - International Journal of Neuroscience

Services: Advanced Gum Treatment & Microsurgery , Dental Implant Placement & Complication Management , Laser Therapy for Gum & Bone , Periodontal Disease Treatment , Periodontal Plastic Surgery & Esthetics , Sedation Dentistry , Tooth Removal & Bone Grafting