Pain in upper jaw from toothache radiating to base of head close to upper neck went to doc today he said that the pain is from teeth is that possible?

It is possible: Diagnostic anesthetic blocking can be extremely valuable in determining the source of tooth pain. When toothache is not eliminated or significantly reduced with local anesthesia, referred pain should be suspected. If a dental source of the pain is not found, no dental treatment should be initiated. If concerned get second opinion.

Yes: Teeth requiring root canal therapy often refer pain or radiate pain to other areas. See your dentist or endodontist to have the tooth treated.

Upper jaw pain: This type of pain can be from an infected tooth, impacted wisdom teeth, sinus infection, TMJ disease. See your dentist or an oral surgeon for an examination to confirm or rule out dental causes. If it is an infected tooth, it will require a root canal or an extraction. It the pain is not dental, see an ENT specialist.

Yes it is: Possible to get that kind of pain from upper teeth that gets infected enough to get other areas close to it start hurting as well. See a dentist asap.