Why do I have chest pains and palpitations after I feel hungry?

Diabetes maybe. A diabetes patient always have heart problems, and when feel hungry especially hypoglycemia occurs your will have chest pains, palpitations and other symptoms related to your heart condition.
Hunger & chest pain. Perhaps your blood sugar is low which increases the adrenaline reaction of the body resulting in heart palpitations and chest pain. This is one plausible explanation to your rather unusual symptoms following feelings of hunger. Do you feel this way only if you stay hungry for a while?