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About John Kiernan OD

The leading provider of quality vision care products and personalized optometric services in Sioux City.

Since 1979, John Kiernan OD has been the leader and preferred provider of quality vision care products and personalized optometric services to our patients in Sioux City and the surrounding areas. Our experienced doctors and staff offer comprehensive vision examinations and specialize in the diagnosis and treatment of a wide array of eye diseases, conditions, and problems.

In our mission to provide the best eye care services possible, our doctors use only the most advanced, state-of-the-art diagnostic technology and eye care products available. We are committed to educating our patients and providing personalized eye care services to the people of Sioux City. At John Kiernan OD, you will find eye care professionals who genuinely care about your health and are dedicated to providing exceptional personal service to everyone who walks through our door.

Schedule an appointment with John Kiernan, OD at our Sioux City optometrist office and give your vision the level of care and attention it deserves.

John Kiernan OD is a member of Vision Source, a network of eye care professionals dedicated to being more focused, innovative, caring, and trusted. It is our goal to provide the gold standard in eye care for our patients.