Our Story
Wesson Hearing Aid Center has been a trusted hearing health care provider in San Joaquin County since 1979. The business was founded on the “Golden Rule” principal. Douglas B. Wesson, BC-HIS, ACA, founder, was a Board Certified-Hearing Instrument Specialist, Board Certified Audioprosthologist, and California State Licensed Hearing Aid Dispenser. In 2018, Julia Hensley, Hearing Instrument Specialist, acquired the practice from Doug. Now, she helps patients all throughout California experience better hearing.
Wesson Hearing Aid Center has 4 convenient locations—Manteca, Tracy, Modesto, and Stockton.
Each of our clinics is a full-service hearing aid office which provides the same prompt, courteous, and professional hearing healthcare services including hearing tests, consultations, hearing aid selection, fitting and adjusting, hearing aid sales, maintenance, and other assistive listening options.
Our Team

E. Julia Hensley, BC-HIS, HAD | License HA7799
Board Certified Hearing Instrument Specialist | CA Licensed Hearing Aid Dispenser | Owner & President
Julia Hensley is the Owner and President of Wesson Hearing Aid Center. She grew up working in the medical office community, starting her career at just 16 years old in the front office of an Optometry practice. She has always thrived in environments that involved helping people. In 2011, she switched career paths and joined Wesson HAC as a front office person. She learned everything she could about the hearing aid field and became a Licensed Provider in 2013 and Board Certified in 2018.
Julia loves helping families. Fitting hearing aids on a patient to help them enjoy their family is incredibly rewarding for her. She also does her best to give back her time and effort in the countless community programs Wesson offers. The entire practice prides themselves on finding a hearing aid solution for everyone, which includes fitting hearing aids at no charge, and participating in the Ear of The Lion hearing aid program.
Julia loves spending time with her sons, daughter in law, and grandson. She enjoys travelling, working out, vacationing with her family, and hanging out with her dog, Jade.
“Whether it be the first time having your hearing tested, or its your 10th time, whether you wear hearing aids, or are leery about them, we want you to know we are here for YOU. We are here to answer any questions you may have, help you hear your best at all times, and make sure you are living your best life! Because Hearing Health is Whole Health.”

Christina Garcia | License HA8594
California Licensed Hearing Aid Dispenser
Christina, Hearing Instrument Specialist, has been with our team since 2018. She holds a Hearing Aid Dispenser Licenses and has valuable experience in the medical field from her days as a Medical Biller and Medical Coder. After she transitioned into the hearing field, she fell in love with it and found her purpose. Now, she enjoys helping people hear again.

Tyler Ackman | License HA8721
Hearing Instrument Specialist | Hearing Aid Dispenser
Tyler is a licensed Hearing Instrument Specialist and has been with our team since 2020. He has learned a substantial amount from Julia Hensley (Owner/Board Certified Hearing Instrument Specialist). He stays up to date with the latest hearing aid technology and best fitting practices.
He has always had a calling to help others. After spending time with Julia and seeing how much of an impact she has on her patients’ lives, Tyler knew he wanted to be a Hearing Instrument Specialist. Now, he is able to give the gift of hearing back to patients so they can enjoy their lives with their loved ones. He always treats everyone who walks into the office as if they were his own family. He takes his job very seriously and provides the best care possible.
Tyler is an avid runner and can be found in the gym on his days off. He is constantly exploring new ways to optimize his mental and physical health.

Teresa Cedillo Payan
Direct of Operations
Teresa joined our team as an Office Manager in September 2019. She has valuable medical billing experience as she went to school for Medical Billing and Coding and holds an AAS degree. She has many years of customer service skills working with insurance companies and patients, processing claims and payments, financing, training staff, and making sure the office runs smoothly. She originally started in the hearing field as a medical biller but she learned so much about hearing and how it affects the body so she transitioned into an office manager role. She is passionate about educating patients and physicians about the importance of hearing health.
At Wesson, the team takes pride in patient care, and will always go above and beyond to make sure each patient feels like family. Teresa works hard to make each patient’s experience different than any other office.
Teresa comes from a softball family. She plays on a team and her daughters also play softball. Her family has recently started bowling too.

Lizbeth Macedo
Front Office Supervisor & Biller
Lizbeth Macedo has been with Wesson Hearing Aid Center since August 2021 and currently serves as the Front Office Supervisor & Biller. With a B.S. degree in Business Administration and a strong foundation in customer service developed through years in the fast food industry, Lizbeth brings both leadership and warmth to the patient experience.
What Lizbeth values most about working at Wesson is the company’s genuine care and commitment to meeting each patient’s hearing needs. Her decision to enter the audiology field came from a desire for professional growth and the opportunity to make a positive difference in people’s lives.
Fluent in both English and Spanish, Lizbeth helps ensure all patients feel heard, understood, and supported.
Outside of work, she enjoys hiking, painting, reading, attending concerts, and spending quality time with family and friends.

Erin Tafoya
Patient Care Coordinator
Erin Tafoya serves as a Patient Care Coordinator at Wesson Hearing, bringing a strong background in both clinical and administrative healthcare support. A Certified Clinical Medical Assistant (CCMA) since 2012, Erin has spent much of her career working alongside internal medicine physicians, with hands-on experience in both private practice and administrative roles. She holds an Associate’s Degree in Applied Science (AAS) and began her journey at Wesson in the summer of 2024.
Erin is passionate about patient care and finds deep fulfillment in seeing the positive impact Wesson’s services have on the lives of those they serve. Her warm demeanor and attention to detail help ensure every patient’s experience is smooth and welcoming from the very first interaction.
Outside of work, Erin enjoys shopping (especially for shoes), exploring new cuisines, and riding her bike through the city to discover hidden gems.

Irma Zuniga
Patient Care Coordinator
Irma Zuniga is the Patient Care Coordinator at Wesson Hearing, where she brings over five years of experience in healthcare. Her background includes working in dental offices and alongside a cardiologist, giving her a well-rounded understanding of patient care in a variety of clinical settings. Irma has been a valued member of the Wesson team for over a year and is currently pursuing her Associate’s Degree at Delta College.
Irma is known for her welcoming nature and enjoys the supportive atmosphere of the office and the community it serves. Her decision to explore a new area of healthcare led her to audiology, where she continues to grow and thrive professionally.
Outside of work, Irma enjoys spending time with friends and family, creating balance and connection in her personal life.
How We Give Back to Our Community
We appreciate our patients and do our best to give back to the San Joaquin Valley community. We provide educational information on hearing health and provide free hearing screenings and hearing aid cleanings at our local senior centers and retirement homes.
Wesson Hearing Aid Center is a proud member of the Manteca Chamber of Commerce, Tracy Chamber of Commerce, Ripon Chamber of Commerce, Modesto Chamber of Commerce, and the Greater Stockton Chamber of Commerce.





Hearing Aid Financing
At Wesson Hearing Aid Center, we do our best to make hearing healthcare as affordable as possible. That’s why we offer Allegro Credit and CareCredit.

Allegro Credit
Allegro Credit leasing is a program that provides hearing instruments for you through affordable monthly payments with a closed-end consumer lease. Following your visit with our hearing specialist and selecting hearing instruments best suited for your needs; you will have the opportunity to lease the instruments, making monthly payments that fit your budget. The lease term is 48-months with a warranty throughout that leasing term. You will then have the option to purchase current hearing aids, surrender current hearing aids back to Allegro or upgrade to a new device.


CareCredit
We accept CareCredit ®, the leading healthcare credit card, to make improving your hearing health easier and more affordable. With CareCredit®, you can get the hearing instrument you need and conveniently pay for it over time with monthly payments that easily fit into your budget.
CareCredit ® is a healthcare credit card for every member of the family. CareCredit® offers special financing on purchase of $200 or more for healthcare costs not commonly covered by insurance, including hearing aids.
It’s the convenient way to improve your hearing health. Learn more by contacting our office.
Contact Us
Visit Our 4 CA Locations!

Manteca, CA
1079 Eucalyptus St
Suite B
Manteca, CA
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1079 Eucalyptus St Suite B
Manteca CA 95337 - (209) 823-2107
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Mon - Thurs: 9AM - 5PM
Fri: 9AM - 4PM
Sat: Appt Only
Sun: Closed

Modesto, CA
4101 Tully Rd
Suite 102
Modesto, CA
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4101 Tully Rd Suite 102
Modesto CA 95356 - (209) 422-3781
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Mon - Thurs: 9AM - 5PM
Fri: 9AM - 4PM
Sat: Appt Only
Sun: Closed

Tracy, CA
1486 West 11th St
Suite 116
Tracy, CA
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1486 West 11th St Suite 116
Tracy CA 95376 - (209) 823-2107
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Mon: Closed
Tues: 9AM - 5PM
Wed - Sun: Closed

Stockton, CA
880 W Benjamin Holt Drive Stockton, CA
- 880 W Benjamin Holt Drive Stockton, CA 95207
- (209) 952-9950
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Mon - Thurs: 9AM - 5PM
Fri: 9AM - 4PM
Sat: Appt Only
Sun: Closed