Locum Tenens Agency Costs by State: Where You'll Pay More (And Less)

A hospital administrator called me in a panic once — their only hospitalist had quit with two weeks’ notice, and they’d gotten quotes from three agencies with rates that varied by almost $40/hour for the same specialty in the same zip code. Same credential requirements. Same shift structure. Wildly different numbers.

That gap wasn’t random. It was geography working behind the scenes.

The Short Version:

Locum tenens rates vary by 20–30% across states, with rural Midwest and Appalachian markets paying the highest premiums (Arkansas at 128% of national median). Coastal markets look big but often pay less after cost-of-living and agency margin adjustments. Focus your license portfolio on 4–5 high-yield states, not the ones with the flashiest billboards.

Key Takeaways:

• Arkansas, Ohio, and West Virginia consistently outpay the national median by 14–28%
• Specialty matters more than state — anesthesiologists earn $285–$350/hour regardless of geography, but state can add another 10–15%
• Rural Midwest and Mountain West often beat California and New York on an adjusted basis
• The “effective hourly” — after call structure, nights, and agency margin — is what actually hits your bank account

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Why States Don’t Price the Same Way

The locum tenens market hit $9.6 billion in 2025, and it’s growing because the physician shortage problem is getting worse, not better. AAMC projects an 86,000-physician gap by 2036. That shortage isn’t evenly distributed — it clusters in specific geographies, and those geographies pay accordingly.

The federal Health Professional Shortage Area (HPSA) designation is the bluntest measure of this. West Virginia has HPSA designations covering more than 95% of its counties. Ohio and Indiana each top 50%. Arkansas has a concentration in primary care and behavioral health that’s driven rates to 128% of the national median for physicians — and that’s after narrowing from 132% the year before.

Here’s what most people miss: the states with the highest cost of living don’t necessarily pay the most on a purchasing-power basis. California rates look competitive on paper. They’re less compelling after you factor in housing, state income tax (13.3% top marginal), and the agency premium that coastal markets command.

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The State-by-State Rate Picture

This is the table most agency websites won’t show you upfront.

Source: Sermo 2026 physician rate data. Rates reflect base hourly; call structure and agency margins vary.

Alaska is the counterintuitive one. You’d expect remoteness to command a premium, and for certain specialties it does. But the thin facility network limits volume, which limits negotiating leverage. You can’t bill more hours if there aren’t more shifts.

Reality Check:

“High-paying state” means nothing if the facility structure caps you at 3-day blocks with minimal call. A $155/hour rate across 40 hours beats $165/hour across 32 every time. Always ask for the shift structure before getting excited about the headline number.

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Specialty Adds More Variance Than State

Geography sets the floor. Specialty blows the roof off.

A psychiatrist in Arkansas earns the state’s premium on top of a specialty that already runs $180–$205 nationally. That stacks. The same math applies in West Virginia for primary care — a specialty that usually sits at the compressed end of the scale gets inflated by HPSA demand until it starts resembling hospitalist rates.

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Where to License if You’re Optimizing for Rate

I’ll be honest — most physicians license in their home state and whatever market feels familiar. That’s leaving money on the table.

The high-yield regions by specialty concentration and rate-per-effort:

• Midwest/Plains: North Dakota, South Dakota, Iowa, Nebraska, Kansas, Missouri — volume and rates, lower COL
• Mountain West: Wyoming, Montana, Idaho, rural Colorado, rural Utah — premium for remoteness tolerance
• South/Southeast: Texas, Louisiana, Mississippi, Alabama, Arkansas, Georgia, South Carolina — consistent HPSA demand
• Upper Midwest: Wisconsin, Minnesota, Michigan — behavioral health gaps driving rate inflation

The conventional wisdom is to license everywhere and maximize options. The experienced move is to pick 4–5 states in complementary time zones and go deep — better relationships with facility coordinators, faster credentialing on repeat engagements, and concentrated volume that gives you scheduling leverage.

Pro Tip:

The FSMB Interstate Medical Licensure Compact (IMLC) covers 40+ states as of 2026 and can collapse a multi-state licensure push from months to weeks. Rural Midwest states are overwhelmingly IMLC members — you can build a high-yield 5-state portfolio without a single paper application if you’re strategic about which five.

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What Facilities Actually Pay (Beyond the Rate)

Agencies don’t just charge facilities for the physician’s hourly rate. The facility-facing cost includes:

• Agency margin (typically 20–35% of physician compensation)
• Malpractice coverage (often CNA or MedPro policies)
• Workers’ comp
• Licensing reimbursement (FSMB and state fees)
• CME allowances on longer contracts
• Housing and travel, sometimes airfare

For a hospitalist at $165/hour on a 40-hour week, a facility might be paying $210–$220/hour in total blended cost. That math is why locum costs get sticker-shock reactions from administrators — and why smart agencies now offer ROI calculators that model vacancy cost versus locum cost. An unfilled hospitalist position costs a facility $2,000–$3,000/day in diverted admissions and overtime. A locum at $220/hour for 40 hours is $8,800/week, versus $14,000–$21,000 in vacancy losses.

The vacancy villain is the one nobody talks about enough. See the full breakdown in the Complete Guide to Locum Tenens Agencies.

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Practical Bottom Line

If you’re a physician or CRNA building a locum practice:

1. Pick 3–5 states from the high-yield Midwest/South cluster — IMLC simplifies the paperwork
2. Compute effective hourly, not headline hourly — subtract nights, call, and solo coverage premiums; then divide by total hours committed
3. Target HPSA-dense states — Arkansas, West Virginia, Ohio, and Indiana are consistently above national median for a reason
4. Negotiate on structure, not just rate — block scheduling, housing quality, and call ratio often matter more than 5% rate variance

If you’re a facility administrator:

1. Use a total cost model — malpractice, agency margin, and travel included
2. Build agency relationships before you need them — credentialing takes weeks; vacancies don’t wait
3. Rural-market premium is real but offset by vacancy math — run the numbers before defaulting to permanent recruitment

The states that look boring on a map are often where the real opportunity lives. Arkansas isn’t anyone’s dream destination. But at 128% of national median, it’s where the math works.