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Get to Know Us

We understand that not everyone has a schedule that allows them to take time out of their busy schedules to visit the dentist. Therefore, our long and flexible hours are set up to allow our patients a large window of opportunity to visit us. It is our goal to deliver superior dental treatments without inconveniencing our patients with short working hours. Once you visit our office, you will experience our warm, friendly atmosphere and immediately feel welcomed by Dr. Strickland, Dr. Johnson, Dr. Velligan and our staff. We also aim to create an environment in which our patients can feel confident in our ability to deliver even the most extensive procedures as painlessly and efficiently as possible. 

Dental staff posing outdoors
Patient Information


We welcome emergencies, walk-ins and new patients. Review our patient testimonials, complete patient forms, and read our newsletter.   Open Monday - Saturday  8am - 8pm. 

Welcome to our Practice

If you are looking for a caring, compassionate dentist in Columbus, IN, that understands the importance of comfort and convenience, and has the skill and expertise to deliver exceptional dental restorations and treatments, then White River Dental is the place for you. Dr. Aaron Strickland and Dr. William Johnson offer comprehensive, personalized treatments to restore everything from minor chips and discolored teeth to more extensive concerns such as complete tooth loss and periodontal disease. 

A Patient-centered Dental Practice

Exterior of dental office
Patient leaned back in dental chair

Mission Statement

White River Dental is a family practice designed to meet the dental needs of our patients. Our patients are our most important asset and we strive to develop a lasting relationship to maintain their good oral health. Our entire staff is devoted to comprehensive, preventive, and emergency patient care. From the front office staff to the dentist, we do continuing educational training to stay current with the latest developments and procedures. We train with the highest regarded experts in the dental field so we can be the best dental staff to deliver the best care to our patients.  

Meet The Doctors

Dr. Aaron Strickland, DDS

Dr. Aaron Strickland, DDS

Dr. Aaron Strickland, D.D.S. is a caring, compassionate dentist who believes a healthy mouth equals a healthy life. His commitment to continuing education courses shows his passion for dentistry and his desire to stay current on the latest techniques and technologies in the field. His soft-spoken approach and extensive knowledge of a wide range of treatments helps put patients at ease throughout their visit. A member of our "Athens of the Prairie" community since childhood, he has deep roots in the area and treats his patients and community like extended family.

Dr. William Johnson, DDS

Dr. William Johnson, DDS

Dr. William Johnson, D.D.S. graduated from the Indiana University School of Dentistry in 2007. In addition to his DDS, Dr. Johnson has completed a general practice residency at the Richard I. Roudebush VA Medical Center and an anesthesiology fellowship at Wishard Memorial Hospital. He has practiced in multiple medical mission trips, providing dental care to under-served populations in developing nations. Dr. Johnson looks forward to helping you and your dental needs. 

Dr. Gregory Velligan, DDS

Dr. Gregory Velligan, DDS

Dr. Gregory A. Velligan, D.D.S. is a born-and-raised Hoosier from northwest Indiana. He graduated from Indiana University School of Dentistry in 1990. In his 27 years of practicing dentistry, Dr. Velligan has been an associate in a private practice, and enjoyed owning a dental practice in Brownsburg, IN. His practice was honored as Chief Dental Office for a large Dental Service Organization.

He's a family man who has been married over twenty two-years and has three children. His oldest child is a junior at Hanover College and the two younger children are a senior and sophomore in high school. He enjoys being a dad and spending time doing outdoors activities. Dr. Velligan is looking forward to helping you with dental health. 

Awards & Distinctions

Featured Areas of Our Practice

Restorative Dentistry

Cosmetic Dentistry

  • Bonding
  • ClearCorrect™
  • Crown Lengthening
  • Porcelain Veneers
  • Smile Makeover
  • Teeth Whitening

General Dentistry

  • Comprehensive Care
  • 3D Digital X-rays 
  • Emergencies 
  • Extractions 
  • Intraoral Photography
  • Sedation
  • Periodontal Treatment
  • Root Canals 
  • Same Day Treatment
  • Sleep Apnea (anti-snoring)
  • SNAP® Cosmetic Simulation
  • TMJ
  • Wisdom Teeth Removal

Awards & Distinctions

Results are Stunning

Patient Information

Dental office waiting room


Our state-of-the-art facility is equipped with the latest in dental technology such as Cone Beam 3D and CEREC® equipment. It has TVs at every chair, is designed to deliver a calming and comfortable experience, is handicap accessible, and has long, convenient hours. 

Exterior of dental office with staff out front

Community Events

As part of the community, we are always looking for ways to give back to the people and citizens of Columbus, IN. We are proud to be a part of various events that include dental education and helping local organizations. Stay updated on any future events and information.

Types of financing spelled out on out-of-focus background


We are an insurance-friendly dental office with treatment plans designed in stages to accommodate the financial needs of each patient. Forms of payment include cash, debit, checks, major credit cards, CareCredit,℠ flexible spending cards, and health savings cards.

A man handing a woman a card over a service counter

Insurance Networks

Our insurance-friendly dental practice is a part of a wide range of networks, including Delta Dental, Anthem 100/200/300, Dentemax, Guardian, MetLife, Comp Benefits/Humana, United Concordia, Aetna PPO, Maverest, SIHO, and Medicaid. 

Contest Giveaway Winners

MessageOur Staff

Everyone was very professional, yet very laid back, making an unpleasant procedure much easier to have done. The follow-up​ call from the doctor showed that he cares about his patients. Stephanie C.

VisitOur Office