Could you tell me if there is any VA dental care benefits available for me that I'm eligible for?
You may qualify for : Dental services that a VA dental care provider working with your primary care provider concludes you need to manage a health condition a doctor is currently treating you for
Can you tell me the details on how to apply for VA health care or do I have to wait for separation on my service?
yes I can tell you  how to apply for VA health care once you've received your separation or retirement orders .