Directory of Physicians (MD/DO)
- John Cossa, MD
- John Cossentino, MD
- John Costin, MD
- John Coughlin, MD
- John Cowling, MD
- John Cox, MD
- John Coyle, MD
- John Crabtree, MD
- John Crabtree, MD
- John Crews, MD
- John Crighton, MD
- John Crow, MD
- John Crow, MD
- John Crump, MD
- John Culhane, MD
- John Cull, MD
- John Cumming, MD
- John Cunningham, MD
- John Cunningham, MD
- John Cunningham, MD
- John D'Emilia, MD
- John Daake, MD
- John Daigle, MD
- John Daigle, MD
- John Dali, MD
- John Daly, MD
- John Daniel, MD
- John DaSilva, MD
- John Davis, MD
- John Davis, MD
- John Davis, MD
- John Davis, MD
- John Dawson, MD
- John Dawson, MD
- John De Barros, MD
- John De Csepel, MD
- John Defrance, MD
- John Degiovanni, MD
- John Degliuomini, MD
- John Delcambre, MD
- John DeLoach, MD
- John DeLuca, MD
- John Deng, MD
- John DePaolo, MD
- John DePeri, MD
- John Dickinson, MD
- John Diehl, MD
- John Dillon, MD
- John Disiere, MD
- John Ditslear, MD