Directory of Physicians (MD/DO)
- John Dobrota, MD
- John Donovan, MD
- John Dorsey, MD
- John Dowd, MD
- John Draganescu, MD
- John Dugan, MD
- John Dumot, MD
- John Duque, MD
- John Eastone, MD
- John Eaton, MD
- John Eckrich, MD
- John Edmison, MD
- John Egan, MD
- John Enders, MD
- John Erikson Yap, MD
- John Erkkinen, MD
- John Evans, MD
- John Falzarano, MD
- John Fang, MD
- John Farkas, MD
- John Farrell, MD
- John Fisher, MD
- John Fitz, MD
- John Fletcher, MD
- John Fordtran, MD
- John Foss, MD
- John Franzese, MD
- John Frese, MD
- John Fromkes, MD
- John Fucci, MD
- John Gancayco, MD
- John Gandolfo, MD
- John Garber, MD
- John Garrett, MD
- John Garvie, MD
- John Geneczko, MD
- John George, MD
- John Gilliam, MD
- John Godino, MD
- John Goff, MD
- John Gosserand, MD
- John Gray, MD
- John Green, MD
- John Gross, MD
- John Guardiola-Bright, MD
- John Guardiola-Bright, MD
- John Guirguis, MD
- John Guletz, MD
- John Gunn Lee, MD
- John Halsey, MD