Last updated: 2025 BLS data · Page refreshed:
How much does a General Internal Medicine Physicians actually take home in Illinois?
5.0% flat rate — 29.2% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a General Internal Medicine Physicians earning $140,680 in Illinois (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $140,680 | — |
| Federal Income Tax | -$23,301 | 16.6% |
| Illinois State Income Tax | -$6,963 | 5.0% |
| Social Security (OASDI) | -$8,722 | 6.2% |
| Medicare | -$2,039 | 1.4% |
| Total Taxes | -$41,027 | 29.2% |
| Take-Home Pay | $99,652 | 70.8% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of General Internal Medicine Physicians in Illinois.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $63,940 | -$13,964 | $49,975 | 21.8% |
| 25th Percentile (P25) | $69,310 | -$15,822 | $53,487 | 22.8% |
| Median (P50) | $140,680 | -$41,027 | $99,652 | 29.2% |
| 75th Percentile (P75) | $220,170 | -$68,194 | $151,975 | 31.0% |
| 90th Percentile (P90) | $349,420 | -$121,722 | $227,697 | 34.8% |
After federal income tax ($23,301), state tax ($6,963), and FICA ($10,762), a General Internal Medicine Physicians in Illinois takes home $99,652 per year — or $8,304 per month. The effective tax rate of 29.2% is moderate compared to the national range.
A General Internal Medicine Physicians in Illinois loses 29.2% of gross pay to taxes — higher than the ~25% national midpoint. Of the $140,680 gross, $99,653 lands in the paycheck after federal ($23,302), state ($6,964), and FICA ($10,762) withholding.
Illinois applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this General Internal Medicine Physicians salary that contributes $6,964 to the 5.0% effective state-tax burden.
Federal income tax ($23,302) accounts for 57% of the total tax bill — the single largest deduction. FICA adds $10,762 (26%), and state tax the remaining $6,964 (17%).
The state-tax gap is substantial: a General Internal Medicine Physicians earning this gross in a no-income-tax state would net about $106,616 — an extra $6,964 (7.0%) annually compared with Illinois.
Illinois sits near the bottom (#40 of 44) for General Internal Medicine Physicians after-tax earnings. Relocation, negotiation, or credential stacking typically show the clearest ROI in bottom-quartile states.
Translated into paycheck cadences, $99,653 net/year works out to $8,304/month or $3,833/bi-weekly for this General Internal Medicine Physicians in Illinois — the numbers that actually hit a checking account after every deduction.
Where does a General Internal Medicine Physicians keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Illinois ranks #40 out of 44 states for General Internal Medicine Physicians after-tax take-home pay.
A General Internal Medicine Physicians in Illinois earning a median salary of $140,680 will take home approximately $99,652 per year after federal income tax ($23,301), state income tax ($6,963), and FICA ($10,762). That is $8,304 per month or $3,832 per bi-weekly paycheck.
The effective total tax rate for a General Internal Medicine Physicians in Illinois is 29.2%, broken down as: federal income tax 16.6%, Illinois state tax 5.0%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Illinois has a 5.0% flat rate. On a General Internal Medicine Physicians's median salary of $140,680, the state income tax amounts to $6,963 per year, which is an effective state rate of 5.0%.
After all taxes, a General Internal Medicine Physicians in Illinois takes home approximately $8,304 per month, or about $47.91 per hour (based on a standard 2,080-hour work year). These figures assume a single filer, standard deduction, and no additional pre-tax deductions.
We start with the 2025 BLS median salary of $140,680 for General Internal Medicine Physicians in Illinois, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Illinois state income tax (5.0% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $99,652/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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This estimate assumes a single filer using the 2024 standard deduction ($14,600), with W-2 employment income only. It does not account for: itemized deductions, tax credits (e.g. earned income credit, child tax credit), local/city taxes, pre-tax contributions (401k, HSA, FSA), self-employment tax, or additional income sources. Actual take-home pay may differ. Consult a tax professional for personalized advice.
Our Methodology · Data Sources · Salary: BLS OEWS · Tax: IRS + State DOR