Final answer:
The possible diagnosis for a patient with hypertension experiencing paresthesia, tingling, and a pins and needles sensation is diabetic neuropathy.
Step-by-step explanation:
The possible diagnosis for a patient with hypertension experiencing paresthesia, tingling, and a pins and needles sensation is diabetic neuropathy. Diabetic neuropathy is a common complication of diabetes and can cause symptoms such as numbness, tingling, and pain in the extremities. The patient being prescribed gabapentin also suggests that the diagnosis is related to neuropathy, as gabapentin is commonly used to treat this condition.