Georgia trains 259 clinicians. It employs 17,962. That gap, a practice-to-trained ratio of 6,935.1, is the highest in the country, and it reveals something uncomfortable about how the U.S. physician workforce actually functions: states that produce the fewest doctors don't go without them. They import them, at scale, from somewhere else.

The question is what happens when that somewhere else runs dry.

The Import Economy Behind America's Physician Workforce

The ratio of clinicians practicing in a state to clinicians trained there is a rough but revealing measure of how dependent a state is on outside training infrastructure. A ratio of 1.0 would mean a state trains exactly as many clinicians as it employs. No state in this dataset comes close to that balance.

Georgia's ratio of 6,935.1 is more than 16 times higher than Illinois's 427.6, despite Illinois training 5,290 clinicians compared to Georgia's 259. Missouri sits second at 4,677.5, with 12,255 clinicians practicing against only 262 trained. Idaho follows at 3,997.6, with 3,358 clinicians practicing and just 84 trained in the state.

These aren't small states with small workforces. North Carolina has 21,069 clinicians practicing, the fourth-largest count in this dataset, yet trained only 678. Its ratio of 3,107.5 means it relies on outside training pipelines for the overwhelming majority of its clinical workforce. For patients in those states, the system works, until it doesn't. A workforce built almost entirely on imported labor has no local training base to fall back on if migration patterns shift.

The States That Train More Don't Necessarily Keep More

The states with the largest training outputs don't escape the import dynamic. They just manage it at a different scale.

New York practices 35,954 clinicians with 4,074 trained, a ratio of 882.5. Florida practices 28,307 with 4,089 trained, a ratio of 692.3. Both states have comparable training bases but still import the vast majority of their practicing workforce. Pennsylvania, with 5,356 trained and a ratio of 475.5, comes closest to self-sufficiency among the larger states, but still practices 25,467 clinicians, nearly five times its training output.

The comparison between Idaho and Massachusetts makes the structural problem concrete. Idaho trains 84 clinicians and has a ratio of 3,997.6. Massachusetts trains 2,554 and has a ratio of 701.2. Idaho trains roughly 30 times fewer clinicians yet has a ratio nearly 6 times higher. A state like Idaho has essentially outsourced its entire medical education function to other states, and its workforce stability depends entirely on those states continuing to produce surplus graduates willing to relocate.

Low Training Output Compounds Into Structural Fragility

Across the full dataset of 448,124 practicing clinicians, the pattern holds consistently: states with minimal training infrastructure carry the highest ratios, and those ratios represent real exposure. North Dakota, with 76 trained and 1,944 practicing, has a ratio of 2,557.9. It imports proportionally far more than Pennsylvania, which has a ratio of 475.5 with a much larger training base to absorb shocks.

The states at the top of this ranking, Georgia, Missouri, Idaho, North Carolina, have made an implicit bet that the national pipeline of trained clinicians will remain large enough, and mobile enough, to keep filling their workforce gaps. That bet has paid off so far. Georgia has 17,962 clinicians practicing despite training only 259. But a state that trains 259 clinicians has no mechanism to respond locally if that pipeline tightens. It cannot accelerate production. It has no production to accelerate.

Where exactly are Georgia's 17,962 clinicians being trained, and what combination of economic incentives, licensing reciprocity, and labor market conditions keeps them flowing into a state that contributes almost nothing to their training? That answer would tell us a great deal about how fragile this arrangement actually is.