office
  • Mon - Fri: 9:00am – 5:00pm
  • Closed: 12:15pm – 12:45pm
  • First Sat of Month: 8:00am – 12:00pm

Summer Hours
  • Mon - Fri: 8:00am – 4:00pm

Sioux City Optometry Services

John Kiernan OD has been a leading provider of optometry services and vision care products in the Sioux City community since 1979, and we want to help you achieve and maintain clear vision for years to come.

Our experienced eye doctors offer comprehensive vision examinations at our Sioux City optometry office and specialize in the diagnosis and treatment of a wide array of eye diseases, conditions, and problems. We use advanced diagnostic technology and vision correction products and are committed to improving the quality of life of persons in the Sioux City community through enhanced vision. Give yourself the gift of clear vision – schedule an appointment with John Kiernan, OD today.