| Cover | Jul. 19, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jul. 19, 2022 |
| Entity File Number | 001-41277 |
| Entity Registrant Name | MODULAR MEDICAL, INC. |
| Entity Central Index Key | 0001074871 |
| Entity Tax Identification Number | 87-0620495 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 16772 W. Bernardo Drive |
| Entity Address, City or Town | San Diego |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 92127 |
| City Area Code | (858) |
| Local Phone Number | 800-3500 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | MODD |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
