Hello. If you have studied medical from the US but have Indian citizenship then you must qualify in the Foreign Medical Graduate Examination (FMGE) conducted by NBE to qualify for studying post graduation in India. You need to carry the FMGE pass certificate along with your NEET PG admit card on the exam day to appear for NEET PG exam. According to NEET PG 2019 criteria you would have to complete or about to complete your internship by 31st March 2019.

For more details about the eligibility criteria check the below link.

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

Hope this helps. For any other queries feel free to comment down below.

Good Luck!