The cost/benefit of employed physicians for 18 specialties Orthopedic surgeons have the highest cost/benefit for hospitals when comparing average revenue they generate with annual salary. The following is the breakdown of average revenue by specialty after subtracting the average salary for that specialty. 1. Orthopedic surgery: $2,249,605 2. Invasive cardiology: $1,923,136 3. Neurosurgery: $1,892,810 4. General surgery: $1,830,973 5. Internal medicine: $1,623,200 6. Hematology/oncology: $1,338,056 7. OB-GYN: $1,307,209 8. Family practice: $1,295,518 9. Urology: $993,659 10. Psychiatry: $984,586 11. Noninvasive cardiology: $969,971 12. Gastroenterology: $967,677 13. Pulmonology: $856,870 14. Ophthalmology: $786,577 15. Neurology: $748,536 16. Otolaryngology: $732,221 17. Nephrology: $437,054 18. Pediatrics: $470,972 Source