| Cover - USD ($) | 12 Months Ended | ||
| Dec. 31, 2022 | Mar. 15, 2023 | Jun. 30, 2022 | |
| Cover [Abstract] | |||
| Document Type | 10-K/A | ||
| Amendment Flag | true | ||
| Amendment Description | Celcuity Inc. (the “Company”) hereby amends its Annual Report on Form 10-K for the fiscal year ended December 31, 2022, filed with the Securities and Exchange Commission (the “Commission”) on March 23, 2023 (the “Form 10-K”), as set forth in this Amendment No. 1 on Form 10-K/A (this “Amendment”). This Amendment is being filed solely to include a corrected version of each of Exhibit 3.1, “Certificate of Incorporation of the Company, as amended, including the Certificate of Designations of Preferences, Rights and Limitations of Series A Convertible Preferred Stock” and Exhibit 4.2, “Description of Registered Securities,” as a document filed as an exhibit to the Form 10-K. | ||
| Document Annual Report | true | ||
| Document Transition Report | false | ||
| Document Period End Date | Dec. 31, 2022 | ||
| Document Fiscal Period Focus | FY | ||
| Document Fiscal Year Focus | 2022 | ||
| Current Fiscal Year End Date | --12-31 | ||
| Entity File Number | 001-38207 | ||
| Entity Registrant Name | Celcuity Inc. | ||
| Entity Central Index Key | 0001603454 | ||
| Entity Tax Identification Number | 82-2863566 | ||
| Entity Incorporation, State or Country Code | DE | ||
| Entity Address, Address Line One | 16305 36th | ||
| Entity Address, Address Line Two | Avenue North | ||
| Entity Address, Address Line Three | Suite 100 | ||
| Entity Address, City or Town | Minneapolis | ||
| Entity Address, State or Province | MN | ||
| Entity Address, Postal Zip Code | 55446 | ||
| City Area Code | (763) | ||
| Local Phone Number | 392-0767 | ||
| Title of 12(b) Security | Common Stock, $0.001 par value per share | ||
| Trading Symbol | CELC | ||
| Security Exchange Name | NASDAQ | ||
| Entity Well-known Seasoned Issuer | No | ||
| Entity Voluntary Filers | No | ||
| Entity Current Reporting Status | Yes | ||
| Entity Interactive Data Current | Yes | ||
| Entity Filer Category | Non-accelerated Filer | ||
| Entity Small Business | true | ||
| Entity Emerging Growth Company | false | ||
| Entity Shell Company | false | ||
| Entity Public Float | $ 96,109,668 | ||
| Entity Common Stock, Shares Outstanding | 21,689,425 | ||
| Documents Incorporated by Reference | Portions of the registrant’s definitive proxy statement relating to its 2023 Annual Meeting of Stockholders are incorporated by reference into Part III of this Annual Report on Form 10-K | ||
| ICFR Auditor Attestation Flag | false | ||
| Auditor Firm ID | 542 | ||
| Auditor Name | Boulay PLLP | ||
| Auditor Location | Minneapolis, Minnesota |
