Hello,
Congratulations on your score you have chances of getting into top medical colleges of your state as last years cutoff was 567+ for general category in delhi under 85% quota.

You have high chances of getting into following governement medical colleges :-

University College of Medical Sciences, New Delhi

Lady Hardinge Medical College, New Delhi

Dr. B.S.A. Medical College, Delhi

North Delhi Municipal Corporation Medical College, New Delhi

With 598 NEET score your  NEET AIR Rank will be around 7630 - 9280 and your NEET percentile will be around  99.24 - 99.74

However these information is based on last years cutoof and as cutoff changes everyyear depending on factors like difficulty and number of candidates and current COVID19 situation etc.

You can use careers360 college predictor to know the colleges you can get at your NEET score;- https://medicine.careers360.com/neet-college-predictor