| 🕶️ Doctor Fate |
| 🏥 Doctor Fence |
| 🐠 Doctor Fish |
| 👩⚕️ Doctor Flambé |
| 🦟👨 Doctor Flytrap |
| 🦊 Doctor Fox |
| 🧟♂️ Doctor Frankenstein |
| 🍄 Doctor Fungus |
| 👨⚕️ Doctor Fusion |
| 👨⚕️ Doctor Future |
| 👨⚕️ Doctor Galileo |
| 🧞♂️ Doctor Genie |
| 🌋 Doctor Geothermal |
| 🌋 Doctor Geysir |
| 👨⚕️ Doctor Golem |
| 💊 Doctor Google |