Audiologists in Fullerton, CA

Look for a licensed audiologist (Au.D.) for a full diagnostic evaluation, or a hearing instrument specialist if you already have a diagnosis and need device fitting. Start with a free hearing screen to understand your baseline — it gives you better questions to ask when you call. Full profiles on this page show credentials, services, and patient reviews for clinics that have connected their listing.

Most private insurance plans and Medicare Advantage plans cover diagnostic audiological evaluations, often with a physician referral. Medicare Part B covers diagnostic testing ordered by a physician but does not cover hearing aids. Coverage for hearing aids varies widely by plan. Always call your insurer before scheduling to confirm coverage and whether a referral is required. This is general information — not insurance or medical advice.

In most cases, no — audiologists in CA can be seen directly without a physician referral. However, some insurance plans require a referral for coverage of the evaluation. It's worth calling your insurer before scheduling if cost is a concern.

Start by taking the LSTN free hearing test — it gives you a baseline to share with your provider and helps you arrive knowing what questions to ask. Also bring: a list of current medications (some affect hearing), any prior audiograms, and a note on when you first started noticing changes and in what situations. Most appointments take 60–90 minutes.