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Meet Expert Audiologists You Can Trust

Discover how easy it is to improve your hearing and your life with the right hearing specialists.

Holli Lish, Au.D.

Holli Lish, Au.D.

Doctor of Audiology

Dr. Holli Lish is a board certified audiologist with 25 years of audiology experience. Holli’s impressive range of experience includes work in hospitals, schools, clinics, and private practices, where she has developed a reputation for expert and personable care.

Holli is a fellow of the American Academy of Audiology, The Pennsylvania Academy of Audiology, and the American Academy of Doctors of Audiology, in addition to being certified through the American Speech-Language-Hearing Association.

Holli’s educational experience includes a Doctorate in Audiology from A.T Still University, a Master of Arts degree from Temple University, and a Bachelor of Arts degree from the University of Florida.

Besides helping people improve their lives through better hearing, Holli’s other passions include fitness, good food, and spending time with her husband Jeff and their two teenage sons.

Maryann McCullough Nikander, Au.D.

Maryann McCullough Nikander, Au.D.

Doctor of Audiology

Dr. Maryann McCullough Nikander is a board certified audiologist with 33 years of audiology experience, including time spent as an instructor for Temple University’s master’s degree program. The majority of her experience, however, has been devoted to helping her patients hear better through compassionate, individualized care.

Maryann is a fellow of the American Academy of Audiology, The Pennsylvania Academy of Audiology, and the American Academy of Doctors of Audiology, in addition to being certified through the American Speech-Language-Hearing Association. She had the pleasure of serving as the 2019 President of the Pennsylvania Academy of Audiology.

Maryann’s educational experience includes a Doctorate in Audiology from Salus University, a Master of Arts degree from Temple University, and a Bachelor of Arts degree from the University of Pittsburgh.

In addition to Maryann’s impressive experience, she’s also known by her patients as outgoing, funny, and caring. Just ask her and she’ll tell you all about her latest hiking trip, her outdoor adventures, or her upcoming travel plans with her husband and six children.

We treat our patients like our own family because we recognize that hearing well is important in all of your relationships!

Check out more reviews to see how our patients feel about our service.

Our Staff

Marisa Fassnacht, Au.D.

Marisa Fassnacht, Au.D.

Doctor of Audiology

Dr. Marisa Fassnacht is a board certified audiologist. Marisa’s educational experience includes Doctorate in Audiology from Salus University and a Bachelor of Arts degree from Temple University. Marisa has had clinical experience working in hospitals and private practices, with pediatric and geriatric populations, evaluating and treating hearing loss.

Marisa has personal experience with hearing loss, which allows her to connect with her patients and provide exceptional and personable care.

Aside from providing excellent care to her patients, Marisa enjoys talking about her family, cooking, watching Philadelphia sports, and taking trips to the Jersey Shore.

Andrea Mihalich, HIS

Andrea Mihalich, HIS

Audiology Assistant/Hearing Instrument Specialist

Andrea Mihalich graduated from Temple University in May, 2015 with a Bachelor of Arts degree in Speech-Language and Hearing Science with a Minor in Psychology. Initially trained as an Audiologist Assistant and working in that capacity for over a year, Andrea also completed a six month apprenticeship studying to be a Hearing Instrument Specialist. In October 2016, Andrea passed the Pennsylvania state exam to be a registered Hearing Instrument Specialist. Andrea is now available to assist with ear mold impressions, hearing aid checkups, testing and more! Andrea also acts as our insurance coordinator and third party specialist. In her free time, Andrea enjoys playing basketball and spending time with friends and family.​
Kristina Tregnan

Kristina Tregnan

Patient Care Coordinator

Kristina earned an Associate of Arts degree in Graphic Design and a Certificate in Applied Photography from Bucks County Community College. Kristina has over 27 years of experience working as an administrative professional in hospital and office settings, including critical care, medical/surgical, orthopedic/trauma, rehabilitation and currently audiology. She provides friendly, high quality and timely support to our patients.

Kristina enjoys spending her free time writing poetry or fiction, photographing Bucks County’s charming countryside including beautiful landscapes, historical buildings, various wildlife and gorgeous sunsets. She cherishes the time spent with her family and friends.

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