Are DCH, DGO and other branches obtained from CPS counseling, valid all over India?

Are DCH, DGO and other branches obtained from CPS counseling, valid all over India ?
I read an article somewhere that they are not recognised and heard some seniors suggesting against it as it’s authenticity is not proven.
I don’t want to fall prey to wrong info. Please help.

It’s Recognised by mci /nmc you can also do sec DNB after it