I wake up in the middle of the night to urinate frequently?

Nocturia. Important to get an eval with some routine tests included to determine cause, which could be due to several conditions including, but not limited to enlarged prostate, diabetes, infection, medications, etc.
Frequent urination. Frequent urination may be caused by many issues. Diabetes, urinary infections, enlarged prostate causing incomplete emptying, and many other issues resulting in increased urine production and bladder irritability. A urologist is trained to evaluate this condition.