Directory of Physicians (MD/DO)
- John Shine, MD
- John Showalter, MD
- John Shuster, MD
- John Siegert, MD
- John Sielatycki, MD
- John Siliski, MD
- John Silver, MD
- John Simmonds, MD
- John Simpson, MD
- John Skedros, MD
- John Skubic, MD
- John Slappey, MD
- John Slater, MD
- John Sledge, MD
- John Sloboda, MD
- John Small, MD
- John Smid, MD
- John Smith, MD
- John Sojka, MD
- John Solari, MD
- John Solic, MD
- John Songer, MD
- John Sonnenberg, MD
- John Sontich, MD
- John Soscia, MD
- John Sparks, MD
- John Spears, MD
- John Speca, MD
- John Sperling, MD
- John Spieker, MD
- John Spivey, MD
- John Springer, MD
- John St.Angelo, MD
- John Staeheli, MD
- John Stammers, MD
- John Stark, MD
- John Stark, MD
- John Starr, MD
- John Steedman, MD
- John Steele, MD
- John Steele, MD
- John Stefancin, MD
- John Steinmann, MD
- John Stelmach, MD
- John Stelmach, MD
- John Stephenson, MD
- John Stephenson, MD
- John Steubs, MD
- John Stevens, MD
- John Stewart, MD