Directory of Physicians (MD/DO)
- John Langell, MD
- John Langford, MD
- John Lankalis, MD
- John Lanoue, MD
- John Lawler, MD
- John Lawrence, MD
- John LeDonne, MD
- John Lee, MD
- John Lee, MD
- John Lee, MD
- John Lee, MD
- John Leff, MD
- John Leichner, MD
- John Len, MD
- John Leone, MD
- John Leskovan, MD
- John Lew, MD
- John Lewandowski, MD
- John Li, MD
- John Lim, MD
- John Lindsey, MD
- John Lipham, MD
- John Lipka, MD
- John Lipson, MD
- John List, MD
- John Littrell, MD
- John Locurto, MD
- John Loftus, MD
- John Lohlun, MD
- John Lonergan, MD
- John Lorenzetti, MD
- John Losurdo, MD
- John Louras, MD
- John Lowery, MD
- John Lucas, MD
- John Lucas, MD
- John Lucas, MD
- John Luckoski, MD
- John Luckoski, MD
- John Lukish, MD
- John Lumb, MD
- John Lundblad, MD
- John Lundeby, MD
- John Lundie, MD
- John Lyons, MD
- John Lyons, MD
- John Maa, MD
- John MacArthur, MD
- John Maddox, MD
- John Madore, MD