Dental HMO insurance plans are low cost dental plans that will normally fit into most budgets. HMO dental insurance plans are able to provide dental coverages without a lot of limitations, thus making them more flexible then many dental PPO or Free choice of provider plans. Dental HMO plan offer affordable dental care without the hassle of claim filing. In many HMO dental plans preventive dental care is free and normally there is not any waiting periods for larger dental services.