550 is a decent score for OBC Category. You havent mentioned your State. This score can get you a Government Medical College in States like UP, Rajasthan and Karnataka. But this score isnt sufficient in States like Delhi, AP, Telangana, etc. But this will be an insufficient score for All India Quota given the competition. So it totally depends on the State that you hold domicile of. Do let us know your State and we shall help you with your options. You can also use our College Predictor services to check your options:
https://medicine.careers360.com/neet-college-predictor?utm_source=google-search&utm_medium=paid&utm_campaign=neet-clgpd

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