Directory of Physicians (MD/DO)
- John Sailer, MD
- John Schaaf, MD
- John Schicchi, MD
- John Schilling, MD
- John Schoell, MD
- John Scott, MD
- John Scott, MD
- John Seidenfeld, MD
- John Selickman, MD
- John Sentz, MD
- John Shanley, MD
- John Shannon, MD
- John Shapiro, MD
- John Shehan, MD
- John Shepard, MD
- John Sherman, MD
- John Sherner, MD
- John Sherret, MD
- John Sherret, MD
- John Shuman, MD
- John Shumar, MD
- John Siever, MD
- John Silman, MD
- John Silver, MD
- John Simelaro, MD
- John Simmons, MD
- John Sobuto, MD
- John Soter, MD
- John Spurzem, MD
- John Staheli, MD
- John Stansell, MD
- John Stauffer, MD
- John Stevenson, MD
- John Stupka, MD
- John Suder, MD
- John Suen, MD
- John Swisher, MD
- John Tedrow, MD
- John Tedrow, MD
- John Teeter, MD
- John Termini, MD
- John Thabes, MD
- John Thompson, MD
- John Thompson, MD
- John Tiu, MD
- John Tiu, MD
- John Tooker, MD
- John Trapp, MD
- John Travaline, MD
- John Unterborn, MD