Here are the 10 specialties with the highest number of active physicians in the United States, according to the 2014 Physician Specialty Data Book.
• Internal Medicine — 111,047
• Family Medicine/General Practice — 108,917
• Pediatrics — 56,262
• Obstetrics & Gynecology — 40,826
• Anesthesiology — 40,758
• Psychiatry — 37,296
• Emergency Medicine — 37,241
• Radiology & Diagnostic Radiology — 27,570
• General Surgery — 25,187
• Cardiovascular Disease — 22,020
The report was prepared by the Center for Workforce Studies at the Association of American Medical Colleges.