What to do if i have issues of pain or ejaculation, do i need to seek a doctor?

Definitely !: Pain during orgasm, male or female, may be indicative of inflammatory changes in genital organs. In men, the epididymus, attached to the surface of the testicle may get infected and swollen. Also, pressure on the perineal muscles and nerves, those in contact with a bicycle seat, can be damaged , Finally sexually transmitted infections need to be ruled out .

See a urologist: Usually pain on ejaculation is caused by inflammation in prostate or seminal vesicals and usually is treated with antibiotics and anti inflammatory agents. However need a urinalysis and examination for completeness.