The salary structure you have seen are for the Resident Neurosurgeon. On one year of experience, you will become a Senior Resident which is around 4-6 Lacs and after the senior resident, you can become the staff surgeon or the junior surgeon in any hospital which will have considerably a good hike of salary. After 4-5 years of experience your package is expected to go above 15-20 lacs if you are neurosurgeon in metropolitan city. So don't worry about the figures, medical profession is an experience based field. So once you have experience you are eligible for more opportunities.

Have a great day!