Pamela K. McClain, D.D.S.


Pamela K. McClain, DDS is a highly respected periodontist in the Denver metro area—for both her vast contributions to periodontal research and her cutting edge level of care. She is a licensed periodontist in Colorado and California and is board certified as a Diplomate of the American Board of Periodontology. Dr. McClain actively collaborates with family dentists and other dental specialists and lectures on a variety of topics at interdisciplinary dental meetings and conferences locally, nationally and abroad. Dr. McClain is known internationally for her work in periodontal regeneration. She has given more than 70 professional presentations throughout the United States and in Europe and Asia.

In the office of Drs. McClain & Schallhorn, patients experience the benefit of not just understanding their treatment but truly owning their dental problem. Dr. McClain’s natural warmth and open approach enhance her diagnostic and clinical skills. While research and organized dentistry are important, treating patients and improving their quality of life remains her passion.


Dr. McClain as President of the AAP


Dr. McClain received her B.S. in Dental Hygiene from the University of Colorado and graduated Magna Cum Laude from the University of Colorado School of Dentistry where she earned her Doctor of Dental Surgery (D.D.S.). Her post‐doctoral training in periodontics was completed at the University of California in San Francisco. She then joined her father, Dr. Robert Schallhorn, in his periodontal/implant practice in 1987. View Dr. McClain’s full C.V. here.


In recognition for her research in periodontal regeneration, Dr. McClain was awarded the first R. Earl Robinson Periodontal Regeneration Award from the American Academy of Periodontology (AAP) in 1989 (and subsequently in 2004 and 2006). From 2011‐2012, she served as President of the AAP and has been active on numerous committees within the AAP and other organizations, including the American Dental Association, the Colorado Dental Association and the Academy of Osseointegration; Dr. McClain is the first female member to serve on the Council of the American Academy of Restorative Dentistry.


 Professional Awards and Activity Highlights:

  • Omicron Kappa Upsilon Honorary Society
  • Alpha Omega International Dental Fraternity Scholarship
  • American Academy of Periodontology Award
  • Pierre Fauchard Academy Award
  • Graduated Magna Cum Laude (dental school)
  • Recognized by 5280: The Denver Magazine as a
    Top Dentist (2008 – 2014)
  • Inducted: honorary Pierre Fauchard Academy (2012)
  • Recipient: “Top 25 Women in Dentistry” by Dental
    Products Report (9/2012)
  • American Academy of Periodontology
    President, 2011‐2012
  • Rocky Mountain Society of Periodontists
    President, 1992
  • American Academy of Restorative Dentistry
    • Clinic Committee, 2006‐2007, 2012‐2014
    • Council Member, 2007‐2009
  • Columbine Periodontal Study Club
    • Board of Directors 1993 – present,
    • Chair 1999‐present
  • Reviewer for:
    •  Journal of Periodontology
    • Journal of the American Dental Association
    • International Journal of Periodontics & Restorative Dentistry
    • Compendium of Continuing Education in Dentristry Journal


While maintaining a fulltime private practice, Dr. McClain has also been active in periodontal research and education. She holds or has held appointments as an Assistant Clinical Professor at the University of Colorado School of Dentistry and as a Research Professor at the University of Maryland School of Dentistry. Her research has appeared in a variety of professional publications. See her C.V. for a complete list of her ongoing participation in practice‐based clinical research since 1987 and associated publications.

Current Research:

A Randomized, Double‐Blind, Controlled, Multicenter Dose Verification Clinical Trial to Evaluate the Safety and Effectiveness of GUIDOR® Growth Factor Enhanced Bone Graft Substitute for the Treatment of Periodontal Defects 6‐months Post‐Surgery. # CLP‐ 2011‐10‐31‐1. 2012‐2014.

Most Recent Professional Publications:

Nevins, M, Kao, RT, McGuire, MK, McClain, PK, Hinrichs, JE, McCallister, BS, Reddy, MS, Nevins, ML, Genco, RJ, Lynch, SE, Giannobile, WV. PDGF Promotes Periodontal Regeneration in Localized Osseous Defects: 36 Month Extension Results from a Randomized, Controlled, Double‐masked Clinical Trial. J Periodontol 2013; 84:456‐464.

Schallhorn, RA, Charles A, Clem D, McClain PK, Newman MG. A Practice‐Based Case Series Evaluation of a Porcine Collagen Matrix to Thicken Soft Tissue, Increase Keratinized Tissue and Improve Esthetics Around Existing Dental Implants. Clinical Advances in Periodontics 2012; 28: 1‐6.

McClain, PK. Advances in Regeneration: Restoratively Driven, Periodontally Enhanced. Compendium
November/December 2011; 32:28‐34.

McClain, PK. Management of Implant Complications by the Experts; Case 1. Chapter 25, 441 – 444. Dental Implant Complications, Etiology, Prevention, and Treatment, edited by Stuart J. Froum. 2010.

Click HERE to view Dr. McClain’s complete CV.