General Table II. Medicare Beneficiaries: Number of Services Reimbursed and the Number of Services per Reimbursed User, by Physician Specialty, and by Age, Sex, Race and Census Region, 1975 and 1977.
| Number of Services (thousands) | Services Per Reimbursed User | ||||||||||||||
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| Specialty | U.S. Total | Age | Sex | Race | Census Region | ||||||||||
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| 65-69 | 70-74 | 75-79 | 80-84 | 85 + | Men | Women | White | Other | NE | NC | South | West | |||
| 1975 | |||||||||||||||
| All Specialties | 234,931 | 21.9 | 20.7 | 22.1 | 22.6 | 22.9 | 21.8 | 22.6 | 21.5 | 22.0 | 21.2 | 21.5 | 21.1 | 23.5 | 21.0 |
| General Practice (GP) | 60.644 | 12.7 | 11.8 | 12.4 | 13.2 | 13.6 | 13.7 | 12.4 | 12.9 | 12.6 | 13.8 | 11.7 | 12.9 | 13.8 | 11.7 |
| Family Practice (FP) | 5,752 | 9.8 | 9.0 | 9.8 | 10.2 | 10.3 | 10.5 | 10.1 | 9.7 | 9.7 | 11.2 | 10.4 | 9.4 | 10.1 | 8.5 |
| Internal Medicine (IM) | 60,946 | 12.9 | 12.1 | 12.8 | 13.2 | 13.8 | 13.1 | 13.1 | 12.7 | 12.9 | 12.5 | 14.0 | 12.2 | 12.4 | 12.5 |
| Cardiovascular Disease (CD) | 5,726 | 8.5 | 8.3 | 8.5 | 8.6 | 9.4 | 7.6 | 8.7 | 8.3 | 8.6 | 7.2 | 10.3 | 7.5 | 7.8 | 8.1 |
| Dermatology (DER) | 2,897 | 4.3 | 4.4 | 4.4 | 4.0 | 4.2 | 4.4 | 4.6 | 4.1 | 4.2 | 6.7 | 4.0 | 4.0 | 4.1 | 5.0 |
| General Surgery (GS) | 13,546 | 6.5 | 6.1 | 6.3 | 6.9 | 6.9 | 7.1 | 6.4 | 6.6 | 6.5 | 7.1 | 6.1 | 7.0 | 6.8 | 5.8 |
| Oto/Laryn/Rhin (OLR) | 2,236 | 3.3 | 3.5 | 3.4 | 3.1 | 2.9 | 2.9 | 3.4 | 3.1 | 3.3 | 3.5 | 3.2 | 3.1 | 3.4 | 3.3 |
| Ophthalmology (OPH) | 5,979 | 2.9 | 2.9 | 2.9 | 2.9 | 3.1 | 2.9 | 3.0 | 2.9 | 2.9 | 3.5 | 2.7 | 3.2 | 3.0 | 2.9 |
| Orthopedic Surgery (ORS) | 4,926 | 5.1 | 5.2 | 5.1 | 5.3 | 5.1 | 4.7 | 4.7 | 5.3 | 5.1 | 5.8 | 5.0 | 4.9 | 5.5 | 5.1 |
| Urology (U) | 5,774 | 5.8 | 5.8 | 5.8 | 5.9 | 6.1 | 5.6 | 6.0 | 5.6 | 5.8 | 6.7 | 5.4 | 5.5 | 6.0 | 6.6 |
| Anesthesiology (AN) | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Pathology (P) | 5,740 | 11.8 | 11.2 | 12.2 | 12.2 | 11.9 | 11.6 | 12.9 | 11.0 | 11.8 | 9.4 | 9.4 | 13.6 | 12.1 | 9.2 |
| Radiology (R) | 12,678 | 4.4 | 4.4 | 4.2 | 4.5 | 4.5 | 4.3 | 4.7 | 4.2 | 4.4 | 4.5 | 3.8 | 4.8 | 4.7 | 3.7 |
| Chiropractic (CH) | 2,758 | 12.5 | 12.9 | 12.4 | 12.5 | 12.3 | 10.6 | 11.8 | 13.0 | 12.8 | 12.3 | 14.1 | 12.0 | 12.9 | 11.5 |
| Podiatry (POD) | 4,081 | 4.8 | 5.2 | 5.2 | 4.9 | 4.4 | 3.9 | 4.6 | 4.8 | 4.7 | 5.7 | 5.5 | 4.1 | 4.5 | 3.9 |
| Multi-Specialty Group (M) | 12,774 | 10.2 | 10.5 | 10.3 | 10.2 | 9.7 | 10.3 | 10.5 | 10.1 | 10.3 | 10.1 | 8.3 | 9.1 | 11.7 | 11.0 |
| Unknown | 5,346 | 8.6 | 8.1 | 8.1 | 9.1 | 9.0 | 8.9 | 8.9 | 8.3 | 8.7 | 6.2 | 8.1 | 11.3 | 6.4 | 3.1 |
| All other (residual) | 13,306 | 7.0 | 7.2 | 7.2 | 6.5 | 6.8 | 6.4 | 7.5 | 6.7 | 7.0 | 7.0 | 6.8 | 6.6 | 7.5 | 6.6 |
| 1977 | |||||||||||||||
| All Specialties | 247,133 | 20.7 | 19.2 | 20.7 | 21.8 | 21.7 | 21.7 | 21.4 | 20.3 | 20.8 | 20.2 | 19.7 | 20.7 | 21.3 | 21.1 |
| General Practice (GP) | 50,883 | 11.8 | 10.8 | 11.4 | 12.2 | 12.6 | 13.1 | 11.6 | 11.9 | 11.7 | 13.3 | 10.4 | 12.7 | 12.5 | 11.0 |
| Family Practice (FP) | 13,418 | 11.4 | 10.6 | 11.2 | 11.8 | 12.2 | 11.8 | 11.2 | 11.5 | 11.2 | 13.0 | 10.2 | 10.7 | 13.1 | 8.9 |
| Internal Medicine (IM) | 66,837 | 12.8 | 12.0 | 12.6 | 13.4 | 13.6 | 13.6 | 12.8 | 12.8 | 12.8 | 13.5 | 13.1 | 13.0 | 12.7 | 12.4 |
| Cardiovascular Disease (CD) | 6,195 | 8.3 | 8.0 | 8.5 | 8.6 | 8.6 | 8.1 | 8.4 | 8.3 | 8.4 | 7.7 | 9.3 | 7.3 | 7.8 | 8.4 |
| Dermatology (DER) | 3,289 | 4.1 | 4.0 | 4.0 | 4.2 | 4.1 | 4.4 | 4.4 | 3.9 | 4.1 | 5.0 | 3.6 | 3.8 | 4.0 | 4.9 |
| General Surgery (GS) | 13,174 | 6.2 | 5.6 | 6.2 | 6.7 | 6.6 | 7.0 | 6.1 | 6.4 | 6.2 | 7.0 | 5.7 | 6.5 | 6.6 | 6.0 |
| Oto/Laryn/Rhin (OLR) | 2,270 | 3.0 | 3.4 | 3.1 | 2.7 | 2.5 | 2.4 | 2.9 | 3.0 | 3.0 | 3.0 | 2.7 | 2.8 | 3.2 | 3.2 |
| Ophthalmology (OPH) | 6,240 | 2.6 | 2.6 | 2.5 | 2.7 | 2.5 | 2.6 | 2.7 | 2.5 | 2.6 | 3.1 | 2.5 | 2.6 | 2.7 | 2.6 |
| Orthopedic Surgery (ORS) | 5,121 | 4.9 | 4.8 | 4.8 | 4.9 | 4.9 | 4.7 | 4.8 | 4.9 | 4.9 | 5.0 | 4.7 | 4.3 | 5.2 | 5.2 |
| Urology (U) | 5,980 | 5.6 | 5.7 | 5.6 | 5.6 | 5.4 | 5.4 | 5.7 | 5.3 | 5.5 | 6.1 | 5.2 | 4.9 | 5.8 | 6.3 |
| Anesthesiology (AN) | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Pathology (P) | 7,058 | 13.3 | 11.9 | 12.7 | 14.5 | 14.0 | 15.3 | 14.9 | 12.1 | 13.2 | 14.3 | 7.8 | 14.6 | 14.2 | 11.5 |
| Radiology (R) | 14,540 | 4.1 | 4.0 | 4.1 | 4.2 | 4.2 | 4.2 | 4.4 | 3.9 | 4.1 | 4.2 | 3.7 | 4.5 | 4.3 | 3.7 |
| Chiropractic (CH) | 3,138 | 12.0 | 12.5 | 12.0 | 11.6 | 11.4 | 10.4 | 11.3 | 12.5 | 12.1 | 11.1 | 13.0 | 12.6 | 11.9 | 11.0 |
| Podiatry (POD) | 4,709 | 4.5 | 5.0 | 4.8 | 4.6 | 4.1 | 3.8 | 4.2 | 4.6 | 4.4 | 5.6 | 4.8 | 4.1 | 4.6 | 4.0 |
| Multi-Specialty Group (M) | 12,325 | 9.2 | 9.0 | 9.5 | 9.3 | 9.4 | 8.7 | 9.4 | 9.1 | 9.2 | 9.5 | 7.6 | 8.9 | 8.7 | 10.8 |
| Unknown | 4,810 | 9.9 | 9.4 | 9.5 | 9.8 | 9.9 | 12.0 | 10.5 | 9.5 | 10.2 | 5.5 | 11.1 | 13.8 | 3.3 | 2.9 |
| All other (residual) | 15,308 | 6.9 | 6.8 | 7.0 | 6.9 | 6.8 | 6.6 | 7.3 | 6.6 | 6.8 | 7.5 | 6.8 | 6.7 | 7.1 | 6.7 |