Lincoln: (402) 466-9632 | York: (402) 362-4636

Meet the Team

Leslie Sullivan, Office Manager

Leslie Sullivan joined Sullivan Family Dentistry as the office manager in 2012.


“I am so happy to be working with my son, Dr. Sullivan. Coming from a dental and accounting background, it has been a perfect fit. We have great patients and an incredible, hardworking staff in both York and Lincoln.”

Our North Lincoln Team:

Deb Lockhorn, Dental Hygienist

Deb Lockhorn received her training at Hastings Central Community College. She has worked in the dental field since 1984 and began working with Dr. Howe in June 1986.

What she enjoys most about her job is the relationship with her co-workers and getting to know the patients.

“I love learning from them and teaching them about their home care.”

Aggie Gesch, Dental Assistant

Aggie Gesch graduated from the Dental Assistant program at Southeast Community College in 1974 and has maintained her CDA since. She is active in the dental assistant organization, having served as president on both the local and state levels.

Along with her husband Mike, Aggie volunteers every year for the Nebraska Dental Mission of Mercy, Share Clinics at The Dental College, and many other endeavors around Lincoln.

“I love working in the small dental practice and getting to know the staff,  but most of all, I love when a patient fully understands that home care can make a huge difference in what his or her future dental needs will be. “

Dee Hines, Dental Assistant

Dee Hines was trained as a dental assistant in our office. Prior to that Dee, a trained X-ray technician,  worked in the medical field for several years. “I now x-ray teeth!”

Dee worked for the practice outside the office for five years before coming to work in the office 13 years ago.

“I like working in the medical field. I enjoy the women I work with and their commitment to work hard and do what is right for each patient.”

Toni Aksamit, Dental Assistant

Toni Aksamit’s former jobs included working as a Spanish interpreter through the Department of Health and Human Services and as a Guardian Angel in home health care.

She and her husband have six children and five grandchildren. Like her sister Terri, Toni is a runner who has completed two full marathons and three half-marathons as well as many other races. She also enjoys camping and biking.

“My favorite thing about working in Dr. Howe’s office is the ladies I work with and getting to work with my sister. I love the staff!”

Terri Gaffney, Receptionist

Terri Gaffney joined our staff as receptionist coming from an accounting background. She and her husband have five children and three grandchildren. Terri is an avid runner and has completed three half-marathons. She also enjoys camping and spending time with her family.

“My favorite part of my job is meeting and getting to know all the different people who come in to the office. They become a little part of your life! The women I work with have been unbelievable, and I especially enjoy working with my sister, Toni!”

Our York Team:

Jacqueline Broadwell Larkin, Dental Hygienist

Jacque Broadwell Larkin attended Nebraska Wesleyan University for pre-dental hygiene courses and finished her education at Central Community College. She has been providing patient care at the same office for 32 years. Jacque has given several dental care presentations at schools and nursing homes in the community.


“Working at Sullivan Family Dentistry has allowed me to educate my home town friends and family on the importance of good dental care and its benefits to overall good health.”

Connie Powell, Dental Hygienist

Bio Coming Soon!

Shelby Deters, Dental Assistant

Shelby Deters received her training at Minnesota State Community and Technical College, and also maintains her CDA certification through the Dental Assisting National Board. Shelby moved to York from Fargo, North Dakota in September 2017 to join the team.


“My favorite part of working at Sullivan Family Dentistry has been getting to know the patients and each of their unique cases – every day is different! I also really enjoy the atmosphere of a small town office – the staff is so welcoming and great to work with.”

Hali McBride, Receptionist

Hali McBride was trained in the office as a dental assistant and front office receptionist, and has been working in dentistry for the last 20 years. Her experience includes three rural practices.

“I really enjoy having a growing relationship with employees and patients. It is always a special perk in my life!”

Michele Pohl, Receptionist

Michele Pohl joined the staff in 2009 as a front office receptionist coming from a business office related background.


“My favorite part of my job is meeting and getting to know our patients, and working with a great team.”

Dawn Nannen, Receptionist

Dawn Nannen joined the staff as a receptionist in 2005. Her background includes many years of clerical and reception experience.


“Living in a smaller community, I have enjoyed the friendships made with our staff and patients. It is exciting to be part of an office committed to helping a rural community with a high standard of dental care.”