Dyspepsia. We may generally term this "dyspepsia". Some possibilities for you specifically may include reflux, gastritis, stomach ulcer, duodenitis, duodenal ulcer or an issue with your gallbladder or pancreas.
Maybe... Gallbladder condition, gastritis, pancreatitis. Would need to see a doctor for evaluation & maybe blood tests & ultrasound of the gallbladder.
What if no gallbladder appendix hysterectomy caused by endometreosis what's left to cause epigastric pain?
Gi tract, pancreas. Stomach is a common cause of epigastric pain. Also the pancreas and bile ducts, less commonly vascular problems from the vessels from the abdomen. Keep in mind that the heart may also reflect as pain in the epigastrium.
Ulcer, hernia, more. You have touched on an enduring concept of better health. The desire for additional health problems to stop or go away. As we live longer and better, the next health issue will arise. Could be you have an ulcer, a hernia of other possible causes of your pain. Get in to see your doc on a regular appointment. Be well.