Directory of Physicians (MD/DO)
- William Sarnat, MD
- William Saul, MD
- William Scarpa, MD
- William Schafer, MD
- William Schafranek, MD
- William Schlegel, MD
- William Schmidt, MD
- William Schneider, MD
- William Schoen, MD
- William Schoolmeester, MD
- William Schultz, MD
- William Schwartz, MD
- William Shaw, MD
- William Sheinbaum, MD
- William Sheldon, MD
- William Sheldon, MD
- William Sheldon, MD
- William Shin, MD
- William Shine, MD
- William Siegel, MD
- William Sigmund, MD
- William Silver, MD
- William Simkoff, MD
- William Skaggs, MD
- William Slater, MD
- William Slemenda, MD
- William Smeal, MD
- William Smiley, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smolinski, MD
- William Spear, MD
- William Spencer, MD
- William Stanley, MD
- William Stason, MD
- William Stavrou, MD
- William Stein, MD
- William Stellar, MD
- William Stellar, MD
- William Stephan, MD
- William Stetler, MD
- William Stevenson, MD
- William Stewart, MD
- William Stiles, MD
- William Storer, MD
- William Stoutt, MD
- William Strimel, MD
- William Stuck, MD
- William Suddath, MD