I am under doctors care but I feel like I need a second opinion?

I am a 42 yr old female..this is my second clot in left leg and one in growing..I have one n my left thigh as we speak..the pain is crazy..I am under doctors care but I feel like I need a second opinion..the doctor that I was seeing when I got my first clot passed away..wish he was here..this is stopping me from working and my employer saying that they can’t hold my job..been out since 11/30/2106..what do I do? I am steering myself out about my health and job..a cry for help