Hello.

Yes, if you do an internship then it is obviously paid attention to and you shall also get preference during the counseling process. But it is better if you do an internship for a year . They have a criteria for internship of one year in the prescribed eligibility criteria laud out by the committee. For more information you can visit the link given below:-

https://medicine.careers360.com/articles/neet-mds-eligibility-criteria