Meet Our Audiologist in Southern and Central CA

Dr. Kristi Mendoza brings over 30 years of expertise and genuine passion for helping patients hear better and live healthier lives.

Four Locations Serving Southern and Central California

Apple Valley, CA

17768 Wika Rd #200
Apple Valley, CA 92307
(760) 503-1700

Visalia, CA

5215 W Noble Ave Suite 113
Visalia, CA 93277
(760) 503-1700

La Verne, CA

2125 Wright Ave # C8
La Verne, CA 91750
(760) 503-1700

Jess Ranch, CA

19015 Town Center Dr #104
Apple Valley, CA 92308
(760) 503-1700

Personalized Hearing Care Since 1991

Our Mission

Dr. Kristi Mendoza has been helping people improve their hearing since 1991. As the owner of Optimum Audiology, she leads an independently owned practice dedicated to providing flexible, personalized solutions for patients across Southern and Central California.

Her mission is simple: help patients hear and enjoy a better, healthier hearing lifestyle. Dr. Mendoza is committed to helping individuals communicate better with hearing devices—so they can stop struggling to hear conversations and start reconnecting with the people and moments that matter most.

With specialized expertise in seniors and Veterans, Dr. Mendoza combines decades of clinical experience with Real Ear Measurement best practices learned from industry pioneer Gustav Mueller, Ph.D. She and her dedicated team serve patients from four convenient locations in Apple Valley, Jess Ranch, Visalia, and La Verne.

Experienced Specialists Committed to Your Hearing Health Journey

Meet The Optimum Audiology Team

Kristi Mendoza, Au.D.

Doctor of Audiology

Chris Crumley

Chief Operating Officer

Brayden Mendoza

Business Administrator

Lily Lambrecht

PCC

Maribel Noriega

PCC

Donna Lambrecht

Hearing Aid Dispenser

Laura Paiz

Billing

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16 hours ago

Donna is so patient and kind to Stella Martin. Stella really likes Donna and we both appreciate her attention and help.

18 hours ago

22 hours ago

She was 👍 great

Response from the owner:Thank you for your 5-star review! We truly appreciate your kind words and your support. We'll be sure to share your encouragement with our team!

23 hours ago

Dr Mendoza is the Best Au.D. ! I will not go to anyone else for my hearing aid needs . I drive 90 miles to see her . Her staff is always very professional and understanding with your needs . Thank you Dr Mendoza! Your the Best Terry and Diana

Response from the owner:Thank you for your heartfelt review! Hearing Matters because People Matter, and your thoughtful words are a wonderful reminder of why we are passionate about what we do. We are grateful for your support and will gladly share your kind message with Dr. Mendoza and our entire team.

2 days ago

The place was very welcoming, my child had an appointment and it didn't take long to get called in. They made the whole process nice and smooth.

Response from the owner:Thank you for your wonderful 5-star review! We truly appreciate your kind words about our team and office. Creating a welcoming and positive experience is something we strive for every day, and your encouragement means so much to us.

5 days ago

I really like the place.It was very comfortable very please with the young ladies service in there.It was really, really not nice.

Response from the owner:Thank you for your wonderful 5-star review! We're so glad you took the time to share your kind words. We'll be sure to pass your compliments along to our team! They'll truly appreciate your encouragement.

5 days ago

Optimum Audiology always provides great technical assistance and great customer support. The staff is courageous and knowledgeable. Thank you.

Response from the owner:Your thoughtful review made our day—thank you! We're grateful for your encouragement and for recognizing our team's commitment to providing an exceptional experience. We sincerely appreciate your support.

5 days ago

My experience was very welcoming and pleasant. Staff and Dr. were very friendly and professional.

Response from the owner:Thank you for your wonderful 5-star review! We truly appreciate your kind words about our team. Your encouragement means so much to us, and we'll be sure to share your thoughtful feedback with everyone.

6 days ago

I had an excellent experience at Optimum Audiology. They took the time to listen to my concerns, thoroughly explained each step of the evaluation, and made sure I felt comfortable throughout the entire visit. The audiologist was knowledgeable, patient, and compassionate. They answered all of my questions in a way that was easy to understand and never made me feel rushed. It was clear that they truly care about their patients and are committed to providing the highest quality of care. I highly recommend this office to anyone looking for exceptional hearing care. The combination of outstanding customer service, professionalism, and genuine compassion made this a wonderful experience. Thank you to the entire team for your dedication and excellent care!

Response from the owner:Thank you for such a generous review! We sincerely appreciate your recognition of our team's professionalism, compassion, and dedication. We'll be delighted to share your kind words with everyone at Optimum Audiology. Your encouragement inspires us to continue striving for excellence every day.

7 days ago

Absolutely amazing! The doctor was very direct in my care, and even scheduled a ride for me for a stat referral and helped get my hearing aids. I wish there were more awesome doctors like her.

Response from the owner:Thank you so much for your thoughtful review and kind words! We are truly grateful that you took the time to share your experience. At Optimum Audiology, our team is committed to providing compassionate care and five-star service to everyone we have the privilege of serving. Your encouragement means a great deal to us, and we appreciate your support.

7 days ago

The audiologist was so informative, and very understanding of my needs. Please express to her a big “Thank you” from me. John Gonzales

Response from the owner:Thank you for your wonderful 5-star review! We truly appreciate your thoughtful words. We'll be delighted to share your kind message with our audiology team. Your encouragement means so much to all of us.

7 days ago

Nice established , friendly office workers, Dr. made me fill very comfortable during the hearing tests. Would recommend to others with hearing problems.

Response from the owner:Thank you for your wonderful 5-star review! We truly appreciate your kind words about our team and are grateful for your recommendation. Your encouragement means so much to us, and we'll be sure to share your compliments with our staff!

7 days ago

Always a quiet peaceful place Friendly staff ready to greet you with a smile

Response from the owner:Your thoughtful review made our day! Thank you for recognizing our team and for recommending Optimum Audiology. We are honored by your support and look forward to continuing to serve our community with excellence.

Regina Coberly Cisneros

7 days ago

Always so nice from the minute I walk in the door. From the receptionist, to the doctor.

Response from the owner:Your review brought smiles to our entire team, thank you! We work hard to create a warm and welcoming experience for everyone, and we're honored by your thoughtful words. Thank you for your support!

1 week ago

Professional

Response from the owner:Reviews like yours are incredibly encouraging, thank you! We love what we do, and we're always working to provide the very best experience possible. We sincerely appreciate your support and your confidence in our team!

1 week ago

Love the Doctor and staff

Response from the owner:Thank you for your kind review! At Optimum Audiology, we believe every interaction should reflect compassion, professionalism, and genuine kindness. We truly appreciate your support and are grateful for your encouragement!

1 week ago

Most excellent service consideration, compassion. Totally knowledgeable and, and patient while explaining. Miss armstrong and the Victorville office having a bias for her job. Thank you very much.

Response from the owner:Thank you for sharing such thoughtful feedback! At Optimum Audiology, we strive to make every interaction reflect compassion, respect, and excellence. We truly appreciate your recognition of our team and your generous support.

2 weeks ago

Response from the owner:Thank you for your 5-star rating! We truly appreciate your support and are grateful you took the time to share it. Your encouragement means so much to our entire team.

2 weeks ago

Response from the owner:We are so grateful for your 5-star review! Thank you for supporting our team and for helping others learn about Optimum Audiology. We appreciate your encouragement and wish you all the best.

2 weeks ago

Excelente atención

Response from the owner:Thank you for your wonderful 5-star rating! Your support means so much to our team and encourages us to continue serving our community with compassion, excellence, and care. We sincerely appreciate it!

2 weeks ago

Dr. Kumar was patient and understanding regarding my husband's care. Felt comfortable regarding the hearing test, staff seemed nice as well. I did request a copy of the test and I am awaiting the email for our records.

Response from the owner:Thank you for your kind review and for taking the time to share your feedback. We truly appreciate your thoughtful words about our team. If there is anything further we can assist with, please don't hesitate to contact our office directly. Thank you for your support!

2 weeks ago

Response from the owner:We're so grateful for your 5-star review! Thank you for your support and for recognizing our team's commitment to creating a welcoming experience.

2 weeks ago

Response from the owner:We're so grateful for your 5-star review! Thank you for your support and for recognizing our team's commitment to creating a welcoming experience.

2 weeks ago

Response from the owner:Thank you for your wonderful 5-star review! It is an honor to serve our community, and we sincerely appreciate your support. Reviews like yours inspire us to continue striving for excellence every day.

2 weeks ago

Pleasure to visit again

Response from the owner:Thank you for your wonderful 5-star review! We truly appreciate your kind words and are grateful you took the time to share them. Your support means so much to our team.