Directory of Physicians (MD/DO)
- William Shirah, MD
- William Shockcor, MD
- William Shoemaker, MD
- William Shrank, MD
- William Silkworth, MD
- William Silkworth, MD
- William Silva, MD
- William Silverman, MD
- William Sim, MD
- William Sim, MD
- William Simmons, MD
- William Simons, MD
- William Simpson, MD
- William Singh, MD
- William Sinnett, MD
- William Sistrunk, MD
- William Skelton, MD
- William Skewes, MD
- William Slama, MD
- William Smales, MD
- William Small, MD
- William Small, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Smith, MD
- William Snyder, MD
- William Sogaard, MD
- William Song, MD
- William Song, MD
- William Southern, MD
- William Sovic, MD
- William Spanenberg, MD
- William Spann, MD
- William Spickard Jr, MD
- William Spickard, MD
- William Spiegel, MD
- William Spisak, MD
- William Spurlock, MD
- William Staehle, MD
- William Stanford, MD
- William Stanley, MD
- William Stanton, MD
- William Stechschulte, MD