| Attachment FF-2012 NAMCS Sample Tables |
| Table 1. Number of physicians in the sampling frame and sample for the 2012 NAMCS by physician specialty group and Census region. |
| Physician Specialty Group |
US Total |
Northeast |
Midwest |
South |
West |
|
Frame - Sample |
Frame - Sample |
Frame - Sample |
Frame - Sample |
Frame - Sample |
| US Total |
487,747* - 15,729 |
105,389 - 2,473 |
103,172 - 3,872 |
167,694 - 6,075 |
111,330 - 3,309 |
| General/Family Practice |
69,336 - 1,705 |
9,105 - 144 |
17,481 - 495 |
25,168 - 685 |
17,563 - 381 |
| Doctor of Osteopathy |
29,108 - 808 |
7,105 - 145 |
9,039 - 256 |
7,854 - 233 |
5,108 - 174 |
| Internal Medicince |
71,371 - 1,487 |
17,793 - 297 |
14,065 - 326 |
23,051 - 566 |
16,436 - 298 |
| Pediatrics |
51,056 - 1,286 |
11,655 - 224 |
9,806 - 290 |
18,072 - 508 |
11,501 - 264 |
| General Surgery |
17,367 - 685 |
3,449 - 87 |
3,667 - 173 |
6,315 - 283 |
3,931 - 142 |
| Obestetrics & Gynecology |
32,319 - 750 |
6,602 - 112 |
6,301 - 156 |
11,987 - 326 |
7,415 - 156 |
| Orthopedic Surgery |
18,488 - 733 |
3,723 - 101 |
3,787 - 186 |
6,573 - 281 |
4,392 - 165 |
| Cardiovascular Disease |
16,282 - 594 |
4,135 - 105 |
3,286 - 155 |
5,883 - 242 |
2,975 - 92 |
| Dermatology |
8,797 - 302 |
1,957 - 44 |
1,587 - 72 |
2,996 - 112 |
22,50 - 74 |
| Urology |
8,211 - 311 |
1,783 - 42 |
1,655 - 72 |
3,091 - 136 |
1,680 - 61 |
| Psychiatry |
28,496 - 1,002 |
8,032 - 199 |
4,929 - 214 |
8,539 - 366 |
6,988 - 223 |
| Neurology |
9,981 - 352 |
2,381 - 55 |
2,082 - 95 |
3,472 - 140 |
2,044 - 62 |
| Ophthalmology |
15,036 - 553 |
3,514 - 85 |
2,999 - 137 |
5,153 - 216 |
3,362 - 115 |
| Otolaryngology |
7,599 - 291 |
1,496 - 38 |
1,510 - 70 |
2,894 - 127 |
1,698 - 56 |
| Other specialty |
104,300 - 4,870 |
22,659 - 795 |
20,978 - 1,175 |
36,646 - 1,854 |
23,987 - 1,046 |
| *US total includes 162 physicians with missing region values in sampling frame; therefore, they were not stratifed into one of the four Census regions sepecifed above. |
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| Table 2. Number of physicians in the sampling frame and sample for the 2012 NAMCS by Census division and state. |
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| **Indicates estimates will be made for applicable state. |
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| Census Division |
State |
Total |
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|
| US |
|
|
|
|
|
| Frame |
|
487,747 |
|
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| Sample |
|
15,729 |
|
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| Census Division 1 |
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|
|
| Frame |
|
28,924 |
|
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| Sample |
|
1,124 |
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Connecticut-CT** |
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|
Frame |
7,015 |
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|
Sample |
418 |
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Massachusetts-MA** |
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|
Frame |
14,059 |
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|
Sample |
452 |
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Maine-ME |
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|
Frame |
2,453 |
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Sample |
79 |
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New Hampshire-NH |
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|
Frame |
2,222 |
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Sample |
77 |
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Rhode Island-RI |
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Frame |
2,054 |
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Sample |
63 |
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Vermont-VT |
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Frame |
1,121 |
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Sample |
35 |
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| Census Division 2 |
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| Universe |
|
75,576 |
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| Sample |
|
1,276 |
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New Jersey-NJ** |
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|
Frame |
16,974 |
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Sample |
412 |
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New York-NY* |
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Frame |
36,458 |
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Sample |
444 |
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Pennsylvania-PA** |
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Frame |
22,144 |
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Sample |
420 |
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| Census Division 3 |
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| Universe |
|
72,897 |
|
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| Sample |
|
2,040 |
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Illinois-IL** |
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|
Frame |
20,586 |
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Sample |
423 |
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Indiana-IN** |
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|
Frame |
8,764 |
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Sample |
398 |
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Michigan-MI** |
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Frame |
16,248 |
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Sample |
409 |
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Ohio-OH** |
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Frame |
18,276 |
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Sample |
412 |
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Wisconsin-WI** |
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Frame |
9,023 |
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Sample |
398 |
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| Census Division 4 |
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| Universe |
|
30,028 |
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| Sample |
|
1,811 |
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Iowa-IA** |
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|
Frame |
3,688 |
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Sample |
397 |
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Kansas-KS** |
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|
Frame |
4,035 |
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Sample |
398 |
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Minnesota-MN** |
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|
Frame |
9,002 |
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Sample |
426 |
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Missouri-MO** |
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Frame |
8,574 |
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Sample |
424 |
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North Dakota-ND |
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Frame |
979 |
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Sample |
30 |
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Nebraska-NE |
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Frame |
2,551 |
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Sample |
107 |
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South Dakota-SD |
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Frame |
1,199 |
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Sample |
29 |
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| Census Division 5 |
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| Universe |
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95,623 |
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| Sample |
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2,854 |
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District of Columbia-DC |
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Frame |
1,753 |
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Sample |
129 |
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Delaware-DE |
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Frame |
1,417 |
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Sample |
96 |
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Florida-FL** |
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Frame |
31,001 |
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Sample |
429 |
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Georgia-GA** |
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Frame |
13,338 |
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Sample |
399 |
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Maryland-MD** |
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Frame |
11,680 |
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Sample |
400 |
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North Carolina-NC** |
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Frame |
14,208 |
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Sample |
400 |
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South Carolina-SC** |
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Frame |
6,649 |
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Sample |
390 |
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Virginia-VA** |
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|
Frame |
12,873 |
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Sample |
400 |
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West Virginia-WV |
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Frame |
2,704 |
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Sample |
211 |
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| Census Division 6 |
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| Universe |
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25,976 |
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| Sample |
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1,657 |
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Alabama-AL** |
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Frame |
6,417 |
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Sample |
407 |
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Kentucky-KY** |
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|
Frame |
6,231 |
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Sample |
415 |
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Mississippi-MS** |
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|
Frame |
3,300 |
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Sample |
396 |
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Tennessee-TN** |
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|
Frame |
10,028 |
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Sample |
439 |
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| Census Division 7 |
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| Universe |
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47,384 |
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| Sample |
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1,658 |
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Arkansas-AR** |
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Frame |
3,577 |
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Sample |
390 |
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Louisiana-LA** |
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Frame |
6,781 |
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Sample |
399 |
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Oklahoma-OK** |
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Frame |
4,700 |
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Sample |
392 |
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Texas-TX** |
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Frame |
32,326 |
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Sample |
477 |
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| Census Division 8 |
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| Universe |
|
30,910 |
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| Sample |
|
1,601 |
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Arizona-AZ** |
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|
Frame |
9,113 |
|
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Sample |
432 |
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Colorado-CO** |
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Frame |
8,319 |
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Sample |
423 |
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Idaho-ID |
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Frame |
1,855 |
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Sample |
68 |
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Montana-MT |
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Frame |
1,416 |
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Sample |
46 |
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New Mexico-NM |
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Frame |
2,741 |
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Sample |
112 |
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Nevada-NV |
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Frame |
3,370 |
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Sample |
117 |
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Utah-UT** |
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|
Frame |
3,408 |
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Sample |
393 |
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Wyoming-WY |
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Frame |
688 |
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Sample |
10 |
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| Census Division 9 |
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| Universe |
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80,429 |
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| Sample |
|
1,708 |
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Alaska-AK |
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|
Frame |
988 |
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Sample |
101 |
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California-CA** |
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|
Frame |
59,919 |
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|
Sample |
487 |
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Hawaii-HI |
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|
Frame |
2,393 |
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|
Sample |
332 |
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Oregon-OR** |
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|
Frame |
6,575 |
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|
Sample |
391 |
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Washington-WA** |
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|
Frame |
10,554 |
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Sample |
397 |
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