Sounds like a mixture of trigeminal neuralgia and migraine.
Hard to tell though with the parkinson, I would call the doctor and explain what is happening and how often. It is possible to get on a maintance med that may prevent the headaches from occurring.
Best of luck
Moderator - Depression
Be still and know there is Peace.
Kabir says: "Student tell me, what is God? He is the breath inside the breath". from the poem Breath.
DX: reverse Trigeminal Neuralgia;Cluster headaches; Atypical face pain;Hemicrania Continua; raynauds;complex PTSD; recurring MDD,disassociative disorder;