Convertible Promissory Notes and Warrant Agreements (Details) - Schedule of convertible promissory notes and warrant agreements - USD ($)	Mar. 31, 2021	Sep. 30, 2020
Schedule of convertible promissory notes and warrant agreements [Abstract]
Paulson convertible notes, principal		$ 546,000
Accrued interest		63,458
Fair value adjustments		397,748
Total		$ 1,007,206

Including the current and noncurrent portions, at fair value value as of the balance sheet date of a written promise to pay a note, initially due within one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.

No definition available.

Name:	nmtc_ConvertiblePromissoryNotesPayable
Namespace Prefix:	nmtc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant