Directory of Physicians (MD/DO)
- John Searles, MD
- John Sebright, MD
- John Self, MD
- John Shamoun, MD
- John Sherman, MD
- John Shuck, MD
- John Silverton, MD
- John Smetona, MD
- John Smith, MD
- John Smoot, MD
- John Squires, MD
- John Stranix, MD
- John Strausser, MD
- John Sullivan, MD
- John Symbas, MD
- John Talley, MD
- John Taylor, MD
- John Taylor, MD
- John Taylor, MD
- John Tebbetts, MD
- John Teichgraeber, MD
- John Thomas, MD
- John Thomassen, MD
- John Thurston, MD
- John Trupiano, MD
- John Tulenko, MD
- John Turner, MD
- John Tycher, MD
- John Tyrone, MD
- John Valiulis, MD
- John Van Aalst, MD
- John Vasile, MD
- John Verghese, MD
- John Vincent, MD
- John Wakelin, MD
- John Ward, MD
- John Weeter, MD
- John Westine, MD
- John Wheeler, MD
- John Whitt, MD
- John William Smith, MD
- John Williams, MD
- John Williams, MD
- John Wright, MD
- John Yermian, MD
- John Zannis, MD
- John Zavell, MD
- John Zimmermann, MD
- John Zinsser, MD
- Johnathan Shih, MD