MBBS

For your General information, three types of colleges are there:
1 is government.
2 is Private.
3 is Semi government
Nearly in government college for 1 year, you have approximately 30 to 40 thousand
In private, approximately 20 lacs for 1 year
And in semi government, you have to pay approximately 40 lacs for the same.
If you pay more, you will get into MBBS.

There are many such colleges which you can get under 50 Lacs and NEET rank 50000, but you need to specify your category and the state you belong to, as some states allow only the candidates of their state only.

With 300 marks, you can apply for good private medical colleges with 85% State Quota seats.

615 is a good marks, so you can expect for a good government college. If you belong to all India quota, then you expect government medical colleges like IGGMC, TNMC, LTTMC and also AFMC this are best colleges.

To get admission in a government college for MBBS or BDS your NEET score should be around 450-500.

Without MBBS you become also a Radiologist for the Ultrasound or sonography or X-RAY by taking a Diploma in Radiology where you teach all the aspect about radilology
Such course are going in many Medical universities like PGIMS Rohtak
B.Sc radiology.

No, DNB can be done only by those who have done MBBS.

Few are some of the major rules for having the domicile of Karnataka to get into MBBS or BDS courses in Karnataka:
1. Candidate should have passed 10+2 or equivalent exam from a government or government recognised school of Karnataka.
2. Candidate should have studied in one or more government or government recognised school of Karnataka for consecutive 7 years anywhere between 1 to 12th standard.
3. Candidate's and their parent's mother tongue should either be kannada, kodava or tulu and the parents must have a domicile of Karnataka. The Candidate need to pass the Kannada Language Test, conducted by KEA.

Yes, but only correspondence, not regular coz MBBS is a regular full time course, so you can pursue correspondence degrees, diplomas etc. Along with your MBBS course as per the latest UGC guideline. All the best.

The latest cutoff information for MBBS at CMC Vellore is 590+