San Jose dentist, Dr. Mark A. Stepovich is a premier provider of cosmetic, implant and family dentistry.
Implant, Dental Implant, Dental Implants, Cosmetic Dentistry, San Jose Dentist, Dr. Mark A. Stepovich, Dr. Mark, Dr. Jane Y. Kuo, Dr. Jane
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Meet Our Team

Behind every great smile is an exceptional team…

Mary Stambaugh

Office Manager

Mary has worked in the dental field for 22 years; beginning as a Registered Dental Assistant, then a Scheduling Coordinator, and has been the business manager for Dr. Stepovich and Dr. Kuo since 1999. She loves doing research for patients and helping them to utilize their dental benefits to their best advantage. In her spare time, Mary enjoys cooking healthy gourmet meals, doing all kinds of fiber crafts, and playing with her two rambunctious cats, Lola and Arabella.

Le’Shawn Payton

Scheduling Coordinator

Le’Shawn has had the pleasure of working with Dr. Stepovich and Dr. Kuo’s office for the last sixteen years as Scheduling Coordinator. She graduated from dental assisting school in 1998 and has been here ever since. Le’Shawn is usually the first person you will “meet” when you visit or phone the office.  She is the mother of two awesome kids and in her spare time enjoys camping, dirt biking, shopping, and making beautiful creations for her party planning business.

Sandie Cebrian

Registered Dental Hygienist

Sandie is delighted to have been a member of this great team for 26 years, having practiced as a Dental Hygienist in general and pediatric dentistry for over 35 years. In her free time, Sandie loves spending time with her children and grandchildren, walking her dogs, tackling a home improvement project, or zooming around Los Gatos in her Vespa.

Joanie Schill

Registered Dental Hygienist

Joanie has been with Dr. Stepovich for 28 years, starting out as his first dental assistant when he began his dental career. Joanie continued her education and graduated from dental hygiene school in 1990. She has been a hygienist with this team ever since. Joanie has been married for 21 years and has two great teenage boys and a golden retriever named Brady. Most of her free time is spent watching her kids play high school football and baseball, which she absolutely loves!

Bob Ziehm

Registered Dental Hygienist

Bob has been enjoying his career in Dental Hygiene since 1967; and the past twenty years have been with Dr. Stepovich.  Outside of work, he likes to hike in the forests, collecting rocks and photographing interesting areas and wildlife. Like Steve Irwin, the Crocodile Hunter, Bob has a passion for all animals, especially reptiles. He also loves reading and learning about history.

Leisa Garcia

Registered Dental Assistant

Leisa is as unique as the spelling of her first name, but don’t let her cheery disposition and beautiful smile fool you. Leisa has been a dedicated Registered Dental Assistant to Dr. Stepovich for the last several years, and always makes our patients’ visits as quick and comfortable as she can. A mother of an energetic four-year-old son named Mats (and a Scottish Terrier, Jack), Leisa prides herself on her work and her commitment to every patient who visits the practice.

Denea Hamilton

Dental Assistant

Denea has been a dental assistant for seven years in both endodontics and general dentistry. She has worked with Dr. Kuo for the past two-and-a-half years.  Denea loves outdoor activities; she likes to hike, especially with Le’Shawn and Leisa. She has recently started indoor rock climbing with her younger brother.