Jaw clicking popping, occasionally teeth don't align and painful. pain travels lower angle of jaw into chin. sharp pain throughout day. tmj disorder?

Possibly: The symptoms you describe are indicative of a TMJ disorder, but it can also be related to your occlusion, since your teeth don't appear to interdigitate correctly. Have a local orthodontist take a look... it is possible that once your malocclusion is corrected, your symptoms will disappear.

Absolutely: See your Dentist for symptomatic relief. If you have a malocclusion Orthodontic treatment may be in order.

Yes: Definitely a TMJ disorder. See TMJ expert for advice. Any dentist can be a TMJ expert with the proper training and experience. Most commonly, oral surgeons, prosthodontists, and orofacial pain specialists. Ask your MD, your dentist and your dental society for referrals.