Hello,

Based upon your score in NEET 2018, and the previous year cutoff, chances are less for admission to Government Medical Colleges under All India Quota.

You may have chances for admission to colleges under state quota.

Use NEET College Predictor to Check Your MBBS/BDS Chances in All India Quota, Deemed Universities & State Quota seat Based on Your NEET AIR.
   https://medicine.careers360.com/neet-ug-college-predictor?icn=neet-clgpd&ici=qna-answer

Hi.

Here is the cut off for various government  medical colleges in Rajasthan for the general category under the 85% State quota in 2017. Considering your rank you seem to have less probability. You can consider private colleges.

1. SMS Medical College, Jaipur

13,600, 539

2. Sardar Patel Medical College, Bikaner

4004, 590

3. RNT Medical College, Udaipur

4398, 587

4. Government Medical College, Kota

8518, 562

5. Jawaharlal Nehru Medical College, Ajmer

4970, 583

6. Dr. SN Medical College, Jodhpur

4392, 587

7. RUHS College of Medical Sciences, Jaipur

2602, 603

8. Jhalawar Medical College, Jhalawar

9577, 556