Many artists are able to build their own portfolio-style websites. But crossing over into online sales requires more than a portfolio; a fully functioning commerce site is necessary. Fine artists, medical illustrators, and graphic artists can have their work promoted at MYanatoMY Art store.
Since it's not a disease, there is no "cure" for OCPD, but there are ways to make it work to your advantage. A key lies in creating the perception, from individual perspectives, that both client and artist are in control.