Welcome to Our Practice

River City Dental Group, Marietta, Ohio


At River City Dental Group, our Staff and Dentists value our patient relationships, making it our priority to deliver gentle compassionate care that you deserve from your dentist. River City is working hard to make you feel at ease by providing exceptional patient care in a relaxed, modern, and convenient atmosphere. We strive to develop lifelong relationships with our patients by combining the latest dental technology with a professional and compassionate staff. The result is a beautiful, healthy smile that lasts a lifetime.

We believe that patients should have sufficient information to make educated decisions about their oral health, treatment options and, choice of dentist in Marietta. You'll find all of this important information on our website; including directions to our Marietta office, service descriptions, patient forms, patient education resources and more.

Not only are we a leading dental office in Marietta, we are a full-service practice providing for all of your dental needs. Our services include:

Should you ever need additional information about our practice, we are always available to answer your questions. Feel Free to call us 740-373-1826.   We look forward to meeting you.  

Let us care for your entire family!


Our Location

Find us on the map

Hours of Operation

Our Regular Schedule

Primary Location















Meet Our Doctor

Learn Who We Are

  • Dr. Tom Danford

    Originally from New Matamoras, OH

    Graduate of Ohio State University School of Dentistry

    Practiced dentistry in Marietta since 1988

    Dr. Danford and his wife, Joyce, have three children: Hillary, Kate, and Hunter.

    Dr. Danford enjoys spending time with his family, singing, camping and traveling.

    Dr. Danford is a big OSU Buckeye fan and tries to make it to most home football games.

    Member of the ADA, ODA, and Muskingum Valley Dental Society

  • Dr. Matt Hiener

    Graduate of West Virginia University School of Dentistry in 2012.

    Dr. Hiener and his wife, Brooke, have two childred: Connor and Colton.

    Dr. Hiener enjoys golfing, hunting, traveling, and spending time with family and friends.

    He also enjoys playing with his dog Annie, a black lab.

    Member of the ADA, ODA, and Muskingum Valley Dental Society

    Dr. Hiener was awarded multiple awards while in dental school including:

    Quintessence Award for Best Restorative Dentist

    American Association of Oral & Maxillofacial Surgeons Implant Award

    American College of Dentists Award- awarded to the student who best exemplifies the mission of the Dental School, which is to promote excellence, ethics, professionalism, and leadership.

  • Dr. Blake Johnson

    Graduate of West Virginia University School of Dentistry in 2015

    Dr. Johnson is happily married to his wife, Christina.

    They adopted a chocolate laborador, named Max.

    Dr. Johnson enjoys spending time with his family, traveling, playing fetch with his dog,

    Cycling, and appreciates unique dining experiences.

    Member of the ADA, ODA, and Muskingum Valley Dental Society


What Our Clients Say About Us

  • "Visiting Matthew D Hiener DDS gives my family and me more reasons to smile."
    The Johnson Family
  • "Dr. Hiener provided me with excellent care when I needed it the most."
    Jennifer R.

Featured Articles

Read about helpful topics

  • Invisalign®

    Invisalign's® invisible, removable, and comfortable aligners will give you the beautiful straight teeth you've always wanted. And best of all, no one can tell you're wearing them. Invisalign® is great for adults and teenagers. What is Invisalign®? Invisalign® is the invisible way to straighten ...

    Read More
  • Veneers

    Teeth that are badly stained, shaped or crooked may be improved by a veneer placed on the surface of the affected teeth. Veneers are thin pieces of porcelain or plastic cemented over the front of your teeth to change their color or shape. Veneers are used on teeth with uneven surfaces or are chipped, ...

    Read More
  • Fillings

    Frequently asked questions: dental fillings Are dental amalgams safe? Is it possible to have an allergic reaction to amalgam? Is it true that dental amalgams have been banned in other countries? Is there a filling material that matches tooth color? If my tooth doesn't hurt and my filling is still in ...

    Read More
  • Sealants

    Sealants are liquid coatings that harden on the chewing surfaces of teeth and are showing a great deal of effectiveness in preventing cavities—even on teeth where decay has begun. The pits and grooves of your teeth are prime areas for opportunistic decay. Even regular brushing sometimes misses these ...

    Read More
  • Your Rights and Responsibilities as a Patient

    Patient Rights You have a right to choose your own dentist and schedule an appointment in a timely manner. You have a right to know the education and training of your dentist and the dental care team. You have a right to arrange to see the dentist every time you receive dental treatment, ...

    Read More
  • Overview

    Pain can occur in any number of places in your mouth: teeth, gums, roots, the palate, tongue and jaw. Cavities are a common culprit causing pain. Untreated cavities can impact nerves because of infections of the tooth and gums. Impacted and abscessed teeth and sore jaws from teeth grinding are other ...

    Read More
  • Toothaches

    Simple toothaches can often be relieved by rinsing the mouth to clear it of debris and other matter. Sometimes, a toothache can be caused or aggravated by a piece of debris lodged between the tooth and another tooth. Avoid placing an aspirin between your tooth and gum to relieve pain, because the dissolving ...

    Read More
  • Introduction

    Does mercury in the silver fillings in your mouth pose any long-term health risks? Does fluoride, in spite of everything we've been told since childhood, actually cause more harm than good? What does the latest research reveal about tobacco use on your overall oral health? This section is dedicated ...

    Read More
  • Your First Dental Visit

    Your first dental visit promises to be a pleasant experience. Making sound decisions about your dental care and oral health is an easy thing to do with the right preparation beforehand: Make a list of questions to ask our office, so you don't forget anything on the day of your appointment. This ...

    Read More
  • Medications

    Some dental procedures, such as tooth extractions and oral surgery, may call for our office to prescribe medications before or after a procedure. These medications are used to prevent or fight an infection, or to relieve any post-operative discomfort and pain. For these reasons, it is extremely important ...

    Read More