Yes if the state board was unaware of the matter prior to your licensure due to the failure to disclose and if it directly impacts or is related to the type of work you are in. For example, if this was a felony charge for drug possession or dealing and you are a pharmacist, then most likely your license will be revoked. Check into the appeals process and see if an administrative law attorney can help you traverse this area of law to see if you can appeal the decision.