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Administrative Team

How do you run a successful, community-based dental organization? Put the right people in the right positions. With skills and expertise spanning a wide range of business acumen, this diverse and dynamic group of leaders are central to retaining the core values on which Dental Health Associates was founded.

Clinic Managers

Andrea Bergen

Andrea Bergen

Lead Clinic Administrator

Andrea started with Dental Health Associates in 1995, and quickly advanced to the role of Clinic Administrator. During a brief absence from DHA, Andrea worked at one of Madison’s largest employers and gained valuable experience in organizational leadership, and returned to DHA in 2007. With 25 years of management experience, Andrea particularly enjoys building management-employee relations, while providing employees the opportunity to continually grow within their role and at DHA, and ensuring patients are provided the highest level of care and customer service. Andrea is Lead Clinic Administrator to the East, AmCenter and Downtown clinics, as well as to the orthodontics clinics. She is located at the East, Sun Prairie and Downtown clinics.


  • Currently pursuing B.S. Business Management, UW Connections Program
Melissa Castro

Melissa Castro

Clinic Administrator

Melissa joined Dental Health Associates in June of 2006 as a Patient Coordinator at our South Clinic. After a year and a half, Melissa decided to further her education and also moved out of the area. Upon her return to DHA in September of 2012 she gained experience as a Dental Assistant, then transitioned into our Billing and Financial Department, later working as the Financial Coordinator at our University Clinic. This variety of knowledge, and a “lead by example” philosophy, has prepared Melissa for her current leadership role. She enjoys the customer service aspect of dentistry and believes having patients come back time-after-time and trusting us with their dental care is the biggest reward. Melissa is also the Clinic Administrator of our endodontics and periodontics clinics and is located at the South Clinic

Jill Fleming, Clinic Coordinator

Jill Fleming

Clinic Coordinator

Jill joined Dental Health Associates in June 2021 and has over 30 years of healthcare experience. Prior to joining DHA she worked at SSM Health as the Clinic Manager in Neurology and Neuropsychology. Jill is a strategic and operational thinker and enjoys resolving challenging situations. She is dedicated to keeping the patient at the center of all we do and providing employees with the tools they need to succeed. She strives to be transparent with her communications and has an open-door policy. Jill is located at the Old Sauk Clinic.


  • M.B.A., Edgewood College
  • B.S., Edgewood College
Stephanie Houghton, Clinic Coordinator

Stephanie Houghton

Clinic Coordinator

Stephanie joined Dental Health Associates in February 2022 and has over 20 years of dental experience. Stephanie is a highly organized and detail-oriented person who believes that open communication is key to building long-lasting relationships. She strives to build a positive and collaborative atmosphere that promotes teamwork and allows her staff to achieve their goals. She is committed to providing our patients with a welcoming experience that makes them feel comfortable and cared for from start to finish. Stephanie is located at the Gammon Clinic and University Clinic.

Administrative Managers

Dena Arnold

Dena Arnold

Purchasing Manager

Dena joined Dental Health Associates in 2008 and represents the organization as Purchasing Manager bringing with her extensive experience in supply chain, purchasing and inventory control management. In her role, she builds collaborative relationships with manufacturers and distributors and uses her experience to evaluate suppliers to meet the mission of providing the highest quality of clean, comfortable and well-equipped clinics for our patients. Dena is located at the East Clinic.


  • MATC
  • Dale Carnegie Leadership Training
  • Continuing education in dental care
Cindy Beierle

Cindy Beierle

Human Resources Manager

Cindy joined Dental Health Associates in February of 2011 and has over 25 years of HR/Administrative Office Management experience. Prior to joining DHA, Cindy served as HR/Senior Administrative Assistant to the owner of a private company. Cindy considers herself to be a detail-oriented, objective thinker who is interested in finding real solutions for the benefit of all employees & partners of DHA. Cindy is located at the East Clinic and travels to all of the clinics as needed.


  • MATC
  • Society of Human Resource Management – HR Management Certification
  • Continuing Education in HR Management
Brian Cruse - DHA Network Administrator

Brian Cruse

IT Manager

Brian joined Dental Health Associates in January 2013 as a Network Administrator. He came to DHA with 15 years experience in the IT field, starting as a laptop/pc repair tech and working his way up to be a network administrator at a fortune 500 company. His 20+ years in the Army Reserves helped him develop his coaching management style to become a strong and effective leader. Brian is located at our Old Sauk Clinic and travels to all clinics as needed.

Ji-Yeon Ferrin, Billing Manager

Ji-Yeon Ferrin

Billing Manager

Ji-Yeon started with Dental Health Associates in 2014 as a Patient Account Representative and has since advanced to the role of Billing Manager. After relocating to the United States from South Korea 20 years ago, she started her career as a Dental Assistant and has worked various roles including Clinical Manager. This experience allows her to have not only an understanding of the clinical side of dentistry but also the fundamentals of insurance benefits and billing. Ji-Yeon likes to use critical thinking and problem solving to take ownership over assigned areas while supporting the team. Ji-Yeon believes in positive communication with her team members and building a family culture.  Ji-Yeon is located at the South Clinic.


  • Youngnam University, South Korea

Sara Johnson

Marketing & Advertising

Sara joined Dental Health Associates in early 2018 as a Marketing Specialist and has since advanced to managing the marketing for both Dental Health Associates and Momentum Dental Insurance. She is a positive and energetic person who is open-minded, hardworking, and dedicated to open communication with a focus on collaboration and teamwork. She has advanced skills in digital marketing and graphic design and is always seeking new ways to utilize technology in marketing and other departments throughout the organization. Sara loves to analyze data and implement strategies to improve and advance DHA. When you work Sara, you will often hear her say that we should have a balance of work and fun in equal measure. Sara is located at the South Clinic.


  • Edgewood College
  • Madison College

Executive Team

Stephanie Steel

Stephanie Steel

Operations Director

Stephanie came to Dental Health Associates during May, 2005. Her leadership skills were put to good use as a Clinic Administrator during the establishment and growth of the Gammon Clinic. In December of 2007, Stephanie moved on to lead the Billing Department. In 2016, she was promoted to Operations Director. Stephanie leads the Billing Department, Clinic Administration, and Human Resources. She is located at the South Clinic.


  • M. Ed. Community Counseling, Loyola University Chicago
  • B.A. Psychology, University of Illinois Urbana Champaign
  • Mid-Management Development Certification, Executive Program, UW Madison
Alan Zoellner - Finance & Administration Director

Alan Zoellner

Finance & Administration Director

Al came to Dental Health Associates during November, 2020 as the Director of Finance & Administration. He brings over 15 years of experience with him having worked in public accounting as an auditor, for a fortune 500 company in credit and collections, and various roles of increasing responsibilities, including executive leadership, in local healthcare agencies. He takes a strategic approach to management and believes strongly in transparency and clear communication. He enjoys working collaboratively with others and building strong personal and professional relationships. Al is located at the South Clinic.


  • B.A. University of Wisconsin – Madison 
  • B.S. Edgewood College
  • MBA University of Wisconsin – Madison
  • CPA
Who are we?

Dental Health Associates of Madison is passionate about providing the best dental care to Madison and the surrounding communities. We are locally owned and have been serving the Madison community for over 50 years. As dental leaders we have grown because of our commitment to our patients and our employees.

At Dental Health Associates, we recognize that high quality dental care begins with our dedicated and highly trained professionals. We are proud to say that we have an amazing team of individuals who continue to provide incredible patient experiences at our 7 clinic locations.

What makes DHA a great place to work?

We strive to create a comfortable and welcoming environment that empowers our employees and allows them to have continued growth. We believe that it is important to provide ongoing training and education to our staff and provide them with advancement opportunities throughout their DHA career.

If you are looking for a company that is focused on their employees, the community, and will provide an environment that fosters growth, embraces education, and cares about you as an individual, then we would love to welcome you into the DHA family! Join our team and experience a career with a world of opportunities!

Find a Clinic Near You

7 convenient locations

Our Services

From family dental care to orthodontics.

Request an Appointment

New and existing patients