Hearing Aid Doctor in Portsmouth, NH & Stratham, NH | Audiology Doctor
Trusted by Patients…Respected by Doctors

Our Doctors of Audiology

Voted Best Hearing Aid Center 8 Years Running

Providing the Best Audiological Care to Individuals in the Seacoast Area for 48 Years

On August 22, 1977, Dr. Dana Fiske opened his first office in Portsmouth. 48 years later, we continue to serve the Seacoast with offices in Portsmouth & Stratham. Professional Audiology is the oldest, longest operating, family owned Audiology practice in the state. Dr. Fiske’s daughter, Dr. Erica Regan, is now the President and in charge of the daily operations.

Dr. Erica Regan, Au.D. Doctor of Audiology

Erica Regan, Au.D.
Doctor of Audiology

Dr. Erica Regan joined Professional Audiology in 1998. She trained at several Boston
Hospitals including Boston Children’s Hospital, St. Elizabeth’s Hospital and the Veteran’s
Administration. She specializes in diagnostic testing and treatment of hearing loss for
both adults and children. She obtained her Doctoral Degree from A.T. Still University in
2005. Dr. Regan purchased the practice from the founder, her father Dr. Dana Fiske, in
2013. She has been exposed to Audiology her entire life and continues to be passionate
about helping patients achieve better hearing and tinnitus relief. Dr. Regan enjoys all things
outdoor including skiing, hiking, working in her flower gardens and bird watching. She also
loves to cook. Her husband, children and two Labrador Retrievers are “food tasters” for her
many recipes.

Racheal Rush portrait

Racheal Rush, Au.D.
Doctor of Audiology

Dr. Rush is the newest audiologist to join the practice in 2023. Prior to Professional Audiology, she worked in a Boston area ENT clinic for more than 20 years where saw a wide array of hearing disorders, from the medically complex to the more typical presbycusis. Dr. Rush specializes in adult diagnostics and is highly trained in the selection, fitting and programming of all hearing aids and keeps current in this ever-changing area. She earned her Master’s Degree from Louisiana State University Health Sciences Center in New Orleans in 2001. She earned her Doctorate from A.T. Still University in 2010. Dr. Rush is originally from Arkansas. She and her and her husband David, a native New Englander, spent several years trying to get to the seacoast and finally made if here in 2023. She’s having a great time exploring the coastline and all the interesting towns. She recently learned to play Mahjong and loves audiobooks
Dr. Nancy Charest, Au.D. Doctor of Audiology

Nancy Charest, Au.D. Doctor of Audiology

Dr. Nancy Charest joined Professional Audiology in 2006 after practicing audiology in Maryland and California as well as working as a training and product education audiologist in Switzerland. She obtained her Doctoral degree from A.T. Still University in 2004. She enjoys partnering with patients as they journey towards better hearing outcomes and better connections with family and friends. On a personal level, she lives in Maine with her husband, two sons and one furry ball of energy named Rudy. She is happy to have landed in New England and enjoys gardening, reading, and hiking. Most weekends she can be found on the sidelines cheering on her boys who play multiple sports for the Kennebunk Rams.

The staff at Professional Audiology is grateful and humbled to win first place for the Best Hearing Aid Center for the 11th consecutive year.

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Our hearing aid center professional Audiology is the longest-running, family-owned practice in New Hampshire.

Providing the Best Professional Audiological Services to Individuals in the Seacoast Area for Over 40 Years

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