Our Team

About Our Lone Tree Office

Lone Tree Modern Dental is located in Lone Tree, CO. Our staff of dental experts includes regular and cosmetic dentists, endodontists, orthodontists, periodontists, and oral surgeons.

Interested in learning more about how you can save on dental visits? See a full list of insurances accepted or learn more about our payment options for patients without insurance. Don’t forget to check out our special offers!

Mission Statement

Our continuous mission, as a team, is to provide our patients with a comfortable environment to have their oral health diagnosed and discussed comprehensively; allowing for our patients to make informed decisions about their care, at a level they are comfortable with. We strive to provide the most current and best practices in dentistry, ensuring our patients have the healthiest dentition attainable.

Dr. Evelyn Chan – General & Cosmetic Dentist

Doctor ChandDr. Chan has been in practice for over 5 years. She graduated from Case Western Reserve University and attended her residency at the VA in Cleveland. Evelyn was born and raised in San Diego, CA.

In her spare time, she enjoys reading, swimming, Orange Theory and exploring new places to eat in Denver. Dr. Chan loves to travel with her husband Thomas whenever she has the time!

Dr. Chan’s favorite movies are the Star Wars series and Lord of the Rings, her favorite TV show is Game of Thrones. Ask her about her favorite places to travel, and favorite restaurants to visit!

Dr. James Fischer – Cosmetic & General Dentist

Dr. James FischerDr. Fischer is a graduate from the University of Nebraska, where he received his Bachelor’s in Biology. He went on to receive his Doctorate from the Creighton School of Dentistry in Omaha and has been practicing dentistry for the past 20 years. He is a member of the Academy of General Dentistry and stays up to date in all phases of dentistry.

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Dr. Dan Chatterley–Oral Surgeon

Dr. ChatterleyDr. Dan Chatterley was born in Cedar City, Utah and grew up in Littleton, Colorado. He attended the University of Utah where he graduated Magna Cum Laude and earned a Bachelors of Arts in Biology. He received his dental degree from Virginia Commonwealth University with honors in Maxillofacial Surgery and Prosthodontics.

Following dental school, Dr. Chatterley worked as a general dentist for the U.S. Army at Fort Wainwright, Alaska for 3 years prior to starting his residency training in Oral and Maxillofacial Surgery. Dr. Chatterley completed his residency with the Army at the San Antonio Military Medical Center where is he was trained in full-scope dentoalveolar surgery, dental implantology, orthognathics, plastics, facial reconstruction, anesthesia, trauma, surgical ICU care, burn care, and temperomandibular joint disorders.

Dr. Chatterley did his research at the US Army’s Institute of Surgical Research where he helped gather and interpret facial injury patterns in Wounded Warriors. He also developed critical size defects for future mandibular grafting materials research and established the standard surgical model for iliac crest bone harvesting in white New Zealand Rabbits. He graduated from residency with distinction.

Since residency, Dr. Chatterley has served as an Oral and Maxillofacial Surgeon in the U.S. Army at Grafenwoehr, Germany and is currently the Chief of Oral Surgery at Evan’s Community Hospital, Fort Carson, Colorado.

Dr. Chatterley has been married to Rebekah for 19 years and they have two daughters and two sons. He enjoys hiking, camping, mountain biking, rock climbing, skiing, and traveling the world.

Dr. Paul Hamersky – Orthodontist

Dr. Hamersky OrthodontistDr. Paul Hamersky , orthodontist in Lone Tree, graduated from the University of Nebraska, earning a degree in Chemical Engineering. He also earned his DDS and an MS in Orthodontics while there. Dr. Hamersky has practiced in and around the Denver area for over 25 years and has helped thousands of patients achieve dental goals through Orthodontics. Paul is also an active practitioner of Invisalign® and is experienced in helping patients deal with the challenges of sleep apnea.

Dr. Hamersky has been married to his wife for over 35 years and they have three grown children. He is an avid Nebraska Cornhusker fan – regularly attending Husker football games – and he regularly enjoys playing golf.

Dr. Georgann L. Apgar – Periodontist

Dr. Georgann ApgarDr. Georgann Apgar is a periodontist and implant surgeon with a proven track record of helping patients obtain oral health for over 30 years. She takes pride in providing the best possible care to her patients. Her goals for her patients are a clear understanding of their condition(s), their therapeutic option(s) available, educating and helping them obtain their dental health goal(s); and most importantly, providing them with quality, state of the art, therapies to achieve their desired outcomes.

Dr. Apgar attended the University of Rochester for her undergraduate degree, then went on to Boston University for her dental (DMD) and post doctorate specialty education in periodontology (CAGS). She had her own practice in Chevy Chase, Maryland from 1991-2013.  She has helped develop dental / periodontal therapies as well as beta tested periodontal therapeutic materials. She is certified in LANAP periodontal surgical therapies. She also lectured for local dental societies in the Greater Washington DC metro area.

Dr. Apgar moved back to Colorado with her husband of 30 years and her 2 children in 2013. Dr. Apgar has continued her continuing dental education in her field of specialty and has worked part time since returning to her native state. When she is not practicing you can find her skiing, hiking or just spending time with her family and friends.