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  • Denise Crum
    Dental Hygienist
    Denise began her career as Oral Surgical Assistant and found that she loved Dentistry so much that she went back to school to become a Dental Hygienist. She has been a Dental Hygienist since 1986. She loves working with people and developing relationships and enjoys educating them about oral health. She is the devoted mom of 3 children. She also volunteers her skills as a Hygienist at an orphanage in Mexico. She is active in her church and loves to ride motorcycles.
  • Kim Osgood
    Dental Hygienist
    Kim began her dental hygiene career in 1996. A Michigan native, she moved to sunny Arizona for the beautiful weather more than 15 years ago. She enjoys meeting new people and helping them achieve oral health. It's so rewarding to see someone get the smile they have always wanted. In her spare time, Kim enjoys the outdoors, cooking with friends and rehabbing furniture.
  • Darlene Scott
    Dental Assistant

    Darlene (Dar) grew up in the Navajo Reservation and moved to Phoenix as a teenager. She got her dental assistant certificate at Phoenix College 20 years ago. She has worked in the Valley ever since. She loves to interact one on one with patients and making them feel comfortable and relaxed during their dental procedures. 

    She has 3 children and 3 grandchildren. In her spare time she enjoys working out at the gym and spending time with her grandchildren. 

  • Tina Koch
    Office Manager

    Tina has lived in Arizona since 2000 but is originally from Illinois. Tina has been a dental office manager for 22 years. She ensures that you will receive the best care in a relaxing environment. Tina will answer any questions you have and explain your dental insurance benefits and financial options for you and your family. She is the first face your will see at Dr. Kumar’s office and loves interacting with patients both on the phone and in person. Tina enjoys the fact that our office is family and patient focused, so she can get to know each patient personally.

    When she is not helping patients, Tina enjoys spending time with her husband and her Yorkie Diesel Dog, and catching up with her son. She also enjoys cooking, reading and spending time with family and friends.

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Our Regular Schedule


9:00 AM-5:00 PM


12:00 PM-7:00 PM




7:00 AM-4:00 PM


9:00 AM-5:00 PM