Looking for advice on hypothyroidism symptoms

hey yall. new to app. I feel lost in what doctor to get to check my symptoms out. I am not officially diagnosed with hypothyroidism but my lab work last year said I was a 4.7 for my t3 and t4 and most recent blood work is 5.5 which is considered healthy range for that blood test I guess. my symptoms are: -fatigue ( all the time)/ nap needed!every day -daily headaches -body aches -irregular periods -weight fluctuations -nasuea -muscle aches - easily out of breath -lightheadedness - unable to sleep without waking up multiple times a night if anyone has similar symptoms and is in the process of being diagnosed or is diagnosed please let me know what yall struggle with and which type of specialists yall go to. (endocrinologist, hematologist, etc.) 😊