| Chimio | 37603613300068 | COMPUTER ENGINEERING | Class I | |
| CHIRAYOU | 04170000273714 | Chirayou GmbH | Class I | |
| CineECG Connector | 08720299883420 | ECG Excellence BV | Class I | |
| Clear.bio | 08720892206305 | Clear Tech BV | Class I | |
| clinalytix Rules | 04260693990170 | DH Healthcare GmbH | Class IIa | |
| ClinCheck Pro 6 | 00816063021360 | Align Technology Inc. | Class IIa | |
| Clinical Assistant | 08720299780439 | Nexus Enterprise Diagnostics B.V. | Class IIa | |
| Clinical Cube | 09120123320005 | Care Solutions GmbH | Class IIa | |
| Clinical Information System FONS Enterprise | 08594191250013 | STAPRO s. r. o. | Class IIb | |
| Clinical Insight | 08720299780422 | Nexus Enterprise Diagnostics B.V. | Class IIa | |
| Clue | 04260749840039 | Biowink GmbH | Class I | |
| Clue | 04260749840046 | Biowink GmbH | Class I | |
| CMX Portal 2.9.X | 07649994473105 | Medartis AG | Class IIb | |
| cNeuro cDAT | 06430070845012 | Combinostics Oy | Class IIa | |
| cNeuro cDAT | 06430070845029 | Combinostics Oy | Class IIa | |
| cNeuro cDSI | 06430070842028 | Combinostics Oy | Class IIa | |
| cNeuro cMRI | 06430070840017 | Combinostics Oy | Class IIa | |
| cNeuro cMRI | 06430070841021 | Combinostics Oy | Class IIa | |
| cNeuro cPET | 06430070844015 | Combinostics Oy | Class IIa | |
| Codea ePCR | 06429830161608 | Vitec Codea Oy | Class IIa | |
| Cogmed | 07350170510001 | Neural Assembly Int AB | Class I | |
| Cogthera App | 04262455350000 | Cogthera GmbH | Class I | |
| COGWEB | 05600166943941 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600166943958 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600166943965 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600166943972 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600166943989 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600166943996 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600658532905 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600658532912 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600658532929 | NEUROINOVA, LDA | Class I | |
| COGWEB | 05600658532936 | NEUROINOVA, LDA | Class I | |
| CoLumbo | 03800502388029 | Smart Soft Healthcare | Class IIa | |
| ComeoCare | +B886CCR4000000 | Comeo sa/nv | Class I | |
| CommunicatorAI | 08058754590010 | Digitherapix S.R.L. | Class I | |
| Compagnon | 03770022767294 | HYPNO VR SAS | Class I | |
| Compagnon Biofeedback | 03770022767034 | HYPNO VR SAS | Class IIa | |
| Compagnon Biofeedback | 03770022767300 | HYPNO VR SAS | Class IIa | |
| Connected Surgery OR | 04251823900039 | caresyntax GmbH | Class I | |
| COPRA6 RM1 | 04260737120013 | COPRA System GmbH | Class IIa | |
| Corti Assistant MD | 05700002309808 | Corti ApS | Class I | |
| covivio | 04260670637012 | GAIA AG | Class I | |
| CR1 | 80551629900814 | Fondazione Toscana Gabriele Monasterio per la ricerca medica e di sanità pubblica | Class IIb | |
| CR1 | 80551629900982 | Fondazione Toscana Gabriele Monasterio per la ricerca medica e di sanità pubblica | Class IIb | |
| Cube DataReader Software | 04252020400049 | opTricon GmbH | Class A | |
| CuraCoach | 04262455544911 | QuickBird Market GmbH | Class I | |
| Curavista.health | 08720892076502 | Curavista bv | Class I | |
| Curie | 00860002304526 | Enlitic, Inc. | Class I | |
| Curie ENDEX | 00860002304540 | Enlitic, Inc. | Class I | |
| Cursus3 | 03770033045015 | GPI France | Class I | |