Directory of Physicians (MD/DO)
- John Mwangi, MD
- John Naylor, MD
- John Nelson, MD
- John Newcomer, MD
- John Nicewicz, MD
- John Noh, MD
- John Nuschke, MD
- John O'Donnell, MD
- John Odackal, MD
- John Olsen, MD
- John Ordal, MD
- John Oropello, MD
- John Osterholzer, MD
- John Pantano, MD
- John Parker, MD
- John Patrick Tejada, MD
- John-Paul Ayala, MD
- John Paul Greenwood, MD
- John-Paul Soberano, MD
- John Pella, MD
- John Pender, MD
- John Perri, MD
- John Perry, MD
- John Peters, MD
- John Peters, MD
- John Pettigrove, MD
- John Plankeel, MD
- John Popovich, MD
- John Porcelli, MD
- John Price, MD
- John Prudenti, MD
- John Raffensperger, MD
- John Rankin, MD
- John Rathbun, MD
- John Reilly, MD
- John Reilly, MD
- John Repine, MD
- John Reynolds, MD
- John Rinderknecht, MD
- John Roberts, MD
- John Rodgers, MD
- John Rodrigues, MD
- John Roehrs, MD
- John Rogers, MD
- John Roper, MD
- John Rowlands, MD
- John Royall, MD
- John Rucker, MD
- John Ruddy, MD
- John Russomanno, MD