Directory of Physicians (MD/DO)
- John Rayhack, MD
- John Reach, MD
- John Reaume, MD
- John Redfern, MD
- John Redmond, MD
- John Reid, MD
- John Reilly, MD
- John Reineck, MD
- John Reister, MD
- John Rendall, MD
- John Reynolds, MD
- John Reynolds, MD
- John Reynolds, MD
- John Rhee, MD
- John Ribeiro, MD
- John Rich, MD
- John Richards, MD
- John Richmond, MD
- John Riehl, MD
- John Riester, MD
- John Rinaldi, MD
- John Ritchie, MD
- John Ritter, MD
- John Ritterbusch, MD
- John Roberts, MD
- John Robinson, MD
- John Rodriguez-Feo, MD
- John Rodriguez-Feo, MD
- John Roe, MD
- John Rogers, MD
- John Rogerson, MD
- John Rollins, MD
- John Romine, MD
- John Rosenberg, MD
- John Ross Burge, MD
- John Ross, MD
- John Rowell, MD
- John Ruder, MD
- John Ruder, MD
- John-Rudolph Smith, MD
- John Russell, MD
- John Ruth, MD
- John Ryan, MD
- John Rychak, MD
- John Safanda, MD
- John Salvo, MD
- John Salvo, MD
- John Samani, MD
- John Samsell, MD
- John Sanders, MD