Meet our team

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Dr. John Los Dentist Read Bio

Dentist Dr. Los has been a Dentist is Hinsdale for many years. He is a kind and gentle Dentist. Dr. Los believes his patients are important. He has been known to come in after hours even on a weekend to see a patient who needs to be seen.

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Ruth Napravnik Read Bio

Office Manager Ruth is great with people and is very caring. Ruth is the voice you hear when you call, and is available to answer your questions and strives to meet all of your needs. She recognizes that some people are uneasy about visiting the dentist so she helps to provide an environment that is professional, inviting and warm. She loves her co-workers and patients and finds it rewarding to meet many different people. Her goal is to consider each of our patients as special individuals and...Read More

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Lori Read Bio

Hygienist Lori is new at our office but is not new to the hygiene world. Lori brings much experience with her. Lori is kind and gentle and very through with her cleanings. Please welcome her to our practice she is here Monday - Wednesday!

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Kayla Novak Read Bio

Dr. Los's assistant

Patient Satisfaction

146 patient reviews

Recent Patient Reviews

Services we provide

At John A Los DDS we strive to provide our patients with the best and most complete dental care. Our doctors and staff frequently attend continuing education seminars to learn the latest dental techniques. Here are some of the services we provide, please click here.

Payment Forms

We offer a number of convenient payment options for our patients which make it easy to afford any care you may need.

Languages Spoken

  • English
  • Spanish