i have secured 519 marks in neet 2019 with air 38664 is their a chance for me to get seat in kerala private medical college and procedure

Hello Anushka,
You have an amazing score, congratulations for that.
Yes you can get a private college in Kerala as you have a very good score.
There are various colleges in Kerala
For knowing about fees about both government college and private college visit the website shared.
https://collegedunia.com/mbbs/kerala-colleges

Hello Anushka,
You didn't mention your category and state of domicile here. I would suggest you to mention these in further queries so that we can help you better.

Coming back to the chances of you getting a seat in private medical college in Karnataka, Yes, there are very good chances for you to get a seat in private medical college in Karnataka.
You may visit the following link to check cutoff of previous years:
http://www.kea.kar.nic.in/ugneet2018.htm

You may check the list of probable colleges that you may get by visiting the following link:
https://medicine.careers360.com/neet-college-predictor

Hope this helps.
Feel free to ask any further queries.
All the best.