Hey,
See,the cutoff changes every year depending upon the number of candidates appearing for the examination,the category of the candidates and the difficulty level of the examination.
If we take into consideration the previous year cutoff,you do have chances in government Medical Colleges.
I am providing below the link of the previous year cutoff of NEET in Bihar:
https://medicine.careers360.com/articles/neet-cutoff-bihar
I am providing below the link of NEET College Predictor that will help you know about your chances in Medical colleges in a more specified manner:
https://medicine.careers360.com/neet-college-predictor?icn=NEET_clgpd&ici=NEET_text-mapping
Hope this helps.
Good luck.