I am suffering from posterior disc herniation for more than four years. Operation has been done before four years but not successful.

You can take an appointment with Dr. Paresh Doshi on Credihealth here. Alternatively, you can copy and paste https://www.credihealth.com/doctor/paresh-k-doshi-neurosurgeon/overview on your browser.

In the hospital itself.

I hope she is already admitted to a hospital and her treatment is on-going. What kind of information/help are you seeking from this portal?