No, because MD and PA have reciprocal tax agreements.
A reciprocal agreement, also called reciprocity, is an agreement between two states that allows residents of one state to request exemption from tax withholding in the other (reciprocal) state. This can save you the trouble of having to file multiple state returns.
For more information, you can review the TurboTax FAQ below:
https://ttlc.intuit.com/replies/3299954
