Today Thursday: 9:00 AM – 5:00 PM
130 Marvin Rd SE #142, Lacey, WA 98503
(360) 868-4220

Our Team

Alison P. Vega AU.D., CCC-A, FAAA

Doctor of Audiology

Dr. Vega is a native of the Pacific Northwest.  She obtained her bachelor’s degree in Speech Pathology and Audiology from Western Washington University and her doctoral degree in Audiology from Utah State University.  She began practicing in Olympia in 2004 and opened her private practice in 2011.

Dr. Vega specializes in differential diagnosis and treatment of hearing loss.  She is known for a thorough and thoughtful approach to hearing loss treatment.

She serves on the Washington State Board of Hearing and Speech as well as volunteers her time in the community, providing hearing screenings and advocating for those who have hearing loss.  She belongs to the Junior League of Olympia and the Thurston County Chamber of Commerce .  In 2007, Dr. Vega was awarded Utah State University’s “Outstanding Young Professional” award.

Dr. Vega has two young children and enjoys spending her free time boating with her family in the Puget Sound.

Allison Vega Owner and Audiologist

Jessica Hesson

Doctor of Audiology

Jessica Hesson, Au.D. BIO
Dr. Jessica Hesson grew up on the west coast and is a northwest native. She received her Doctor of Audiology degree (Au.D.) from the University of Washington and has practiced audiology in Ear, Nose, and Throat clinics as well as at Veteran’s Affairs clinics. Dr. Hesson focuses primarily on diagnostic hearing evaluations and amplification services for patients of all ages. She joined Ascent Audiology & Hearing in 2018 so that she could broaden her ability to expand hearing healthcare treatment for her patients.

Dr. Hesson’s professional philosophy is patient-centered care with evidence-based practice techniques. She focuses on creating treatment plans that include the most current hearing aid technology and include long-term hearing aid support and maintenance. Additionally, she strives to educate patients, with and without hearing loss, about effective communication resources, current amplification options, and community outreach programs. In her spare time, she enjoys hiking, quilting, working in her yard, and spending time with family.

Jessica Hesson Doctor of Audiology

Sarah Yahrmatter, Au.D., CCC-A, FAAA

Doctor of Audiology

Dr. Yahrmatter was born and raised in Michigan, in the metro-Detroit area. She studied Communicative Sciences and Disorders at Michigan State University (Go Green!), and received her doctorate in Audiology from Central Michigan University in May 2017. She completed a year-long residency in Las Vegas, Nevada, and moved to Lacey, Washington in June 2017.

Dr. Yahrmatter specializes in the diagnosis of hearing loss and balance disorders, as well as the treatment of hearing loss and tinnitus. She is known for her patient-centered approach in all aspects of audiology.

She is also passionate about hearing loss prevention and had the opportunity to present her doctoral research for a national conference in San Antonio, TX, on hearing protective devices for recreational shooters. Dr. Yahrmatter was a competitive collegiate pistol shooter at Michigan State University. She enjoys educating recreational shooters and hearing loss patients on ways to protect their hearing against dangerous sounds.

Dr. Yahrmatter currently lives in Lacey, WA with her basset-beagle mix, Nona. If you look slowly enough, you may see them enjoying their time lounging on the beach, hiking in the forest, or working on a do-it-yourself project.

Sarah Yahrmatter Audiologist

Mikayla Graham

Billing Manager an Insurance Specialist

Mikayla is the Operations Manager at Ascent Audiology & Hearing. She specializes in staff management and oversees the operations of day-to-day processes.

She graduated from Lower Columbia College with the hope of going into the healthcare field. Since graduating she has found a love for billing and administrative work in the healthcare setting. Mikayla plans to pursue her bachelor’s degree in Business Administration to expand her knowledge base.

As a native of Southwest Washington, Mikayla loves to hike and be outdoors. In her free time, she can be found working on cars with her husband or playing outside with her dogs.

Mikayla Billing Manager and Insurance Specialist

April Buchanan

Audiology Assistant

April is the Audiology Assistant for the Olympia office of Ascent Audiology & Hearing.

She specializes in assisting the audiologists with coordination of patient care, hearing aid cleanings and repairs, ordering products, and providing patient education. April is available for walk-in services or by appointment; She is a valuable patient resource!

April is a native of Washington State and has been a critical member of the Ascent Audiology & Hearing team since December of 2016. April began as a patient care coordinator and was promoted as her skills flourished. April has three children and enjoys spending time outdoors, camping, baking, and decorating cakes.

April Hearing Patient Care Coordinator

Jori Benson

Patient Care Coordinator

Jori Benson is a Patient Care Coordinator/Billing Assistant for Ascent Audiology & Hearing. She works primarily in our Lacey location but spends a couple of days per week in our Olympia location.

Jori specializes in coordinating patient care needs as well as processing the insurance billing. She completed her education in Medical Assisting and Medical Coding at South Puget Sound Community College. Originally from Kansas, Jori now calls the west coast home. Jori, her husband, and their children have lived in many different states while her husband served in the Military. Together they enjoy traveling, hiking, the beach, and exploring new restaurants.

Jori Hearing Patient Care Coordinator

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