Whether or not hiring an exterminator for bed bugs is worth it depends on the severity of the infestation and your personal situation. If the infestation is severe and has spread throughout multiple rooms or the entire home, a professional exterminator may be necessary to effectively treat the problem. Exterminators have access to a wide range of tools and methods, including heat treatment, chemical treatments, and specialized equipment, which can make the process more efficient and effective. Hiring an exterminator can also save you time and effort, as well as provide peace of mind that the infestation is fully treated. However, it's important to choose a reputable and experienced exterminator and to fully understand the cost and scope of the treatment before moving forward. In some cases, taking a DIY approach and using a combination of methods such as vacuuming, steaming, and using bed bug-specific insecticides may be sufficient to effectively treat a bed bug infestation.