the NCERT syllabus for physics is what is laid down as the neet syllabus and it will include your chapters on mechanics, general properties, sound, heat, current electricity, static electricity, electromagnetism optics and modern physics
most of your questions in NEET will be from the chapters of thermodynamics, mechanics electromagnetism and modern physics and you will need to practice the circuit diagram based problems as well as the algebraic numericals of thermodynamics and mechanics very well so that you don't miss out on them
give mock MCQ examination to help yourself with your time management and question selection skills

Hello

For the medical entrance exams, the syllabus for Physics is the complete book (NCERT) of class 11 and 12. No chapters will come from outside the syllabus.
Hope this is your required information.

Good Luck.!

For any further information/queries you can ask here at Careers360 anytime.