Lakewood, Colorado's Premier Audiology Clinic

(303) 237-4967

A Sound Commitment to Excellence

Our Doctors of Audiology

Jeff Baller, Au.D., CCC-A

Board Certified Doctor of Audiology

Dr. Jeff Baller is the owner of Professional Hearing Services, Inc. He is a Board Certified Doctor of Audiology through the American Board of Audiology. He received his Doctorate from the Arizona School of Health Sciences, his Masters degree from Lamar University in 1995, and Bachelors degree from the University of Northern Colorado in 1993. He knows a successful, honest, hard working company when he sees one and has been with Professional Hearing Services, Inc. since graduation over 19 years ago. Dr. Baller has worked in a variety of settings, most prominently as a private practice clinician and in nursing homes and assisted living settings. Dr. Baller is an expert in practice and knowledge of the most advanced hearing aid technologies available and explains the features to each patient in a unique personal manner that is easy to understand. He is a very driven, motivated professional who strives to provide the best treatment possible given each individuals unique communication demands. Dr. Baller is determined to buck the trend of manufacturer owned hearing aid stores and remain a leading independent audiology private practice and continue to be your local hearing expert. He is dedicated to enhancing his patients' communication needs by providing uncompromising hearing healthcare. He has been married for 20 years, has 3 beautiful, happy children and enjoys playing sports, travelling, gardening, and reading about the history of our great country.

Mary-Todd Moseley, Au.D., CCC-A

Doctor of Audiology


Dr. Mary-Todd Moseley is a clinical audiologist at Professional Hearing Services, Inc. As a native of North Carolina, she received her undergraduate degree from Appalachian State University, followed by her Doctorate of Audiology from East Tennessee State University. Dr. Moseley works with patients in a variety of settings. Not only does she see patients in the clinic but also travels to nursing homes and assisted living centers. During her final year of school, she did her clinical externship in Englewood, Colorado. Upon her arrival to Colorado, she met her fiance and was married in beautiful Telluride! Though work and family time is a large part of her life at the moment, she also makes sure she has time for her favorite hobby, running! She is excited to be apart of such a great team at Professional Hearing Services, Inc and looks forward to serving those with hearing loss and tinnitus in both our office and in nursing homes and assisted living communities.

Dick Mowry, M.S., M.Ph., CCC-A


Dick Mowry is a retired Army audiologist with 37 years of experience in the field of audiology. He is a published expert in hearing science and the fitting of the latest hearing aid technology. He holds a Masters degree in audiology and Masters degree in Public Health Administration. He enjoys traveling the world with his wife and two daughters. In his spare time he trains for bicycle trips and loves cooking.

Dwayne Wildhagen, M.A., CCC-A


Dwayne was born and raised in Denver. He graduated in 1974, with Honors, from Colorado State University with a Bachelors degree in hearing science, and graduated with a Masters degree in Audiology from University of Northern Colorado in 1976. Dwayne has been a practicing certified Audiologist for more than 32 years and has been a team member with Professional Hearing Services, Inc. for almost 6 years. He has a daughter and two sons, all currently attending college. Dwayne enjoys golf, bowling, chess and fishing in his spare time. He also is actively involved in several professional organizations and has published several articles in various professional journals over the years.

Maria Zamora

Maria is our office manager and audiology assistant.. She has been a valuable team member with Professional Hearing Services, Inc. for 10 years. "I enjoy coming into the clinic every day because it is very satisfying to me to be able to help people hear better." She is a busy single mother of 6 and likes to spend as much time as I can with them. In her down time she enjoys going to movies, walking around the lake, and traveling.

Melisa Patterson

Melisa is a bright, smiling face you first see at Professional Hearing Services, Inc., and the sweet voice you speak with on the phone.  She joined our family a year ago and is our dedicated Practice Manager.  She loves her puppies at home, rodeos, and is a newly wed!!!