Medical Billing and Coding Specialist Salary in O'Fallon, MO: $29,603 (2026)
Quick Answer:A full-time medical billing and coding specialist in O'Fallon, MO earns a median $29,603/year (≈ $14.23/hour) in nominal terms for 2026 — projected from BLS OEWS 2025 (SOC 29-2072). Once you factor in O'Fallon's price level (10% below national, BEA RPP 89.6), that paycheck buys what $33,039 would nationally. Nominal pay sits 0.1% below the Missouri state average.
Based on BLS state-level estimates · View source
For medical billing and coding specialists in O'Fallon, Missouri, the projected median annual salary in 2026 is $29,603, slightly below the national median of $30,349. Local salaries range from $20,794 at the 10th percentile to $45,885 at the 90th percentile, with a quarter of professionals earning approximately $24,486 and three-quarters earning up to $37,385. These estimates, derived from 2025 BLS data and adjusted for regional price variations, highlight a market where experience can significantly impact earnings. Credentialing plays a critical role in lifetime earning potential, particularly as professionals stack credentials such as CPC, CCS, and CRC. Such qualifications not only increase job prospects but also enhance the likelihood of higher compensation in this evolving field.
About the O'Fallon Market
Salary estimated from Missouri average ($46,000) adjusted for local cost of living.
Salary Breakdown
| Percentile | Annual | Hourly |
|---|---|---|
| Entry Level (P10) | $20,794 | $10.00 |
| Lower Range (P25) | $24,486 | $11.78 |
| Median (P50)(typical) | $29,603 | $14.23 |
| Upper Range (P75) | $37,385 | $17.98 |
| Top Earners (P90) | $45,885 | $22.06 |
Median Salary Position
2.46% below the national average
2026 Salary Percentile Distribution in O'Fallon
In O'Fallon, MO, the medical billing and coding specialist salary spread from the 10th to 90th percentile is $25,091 (2026 est.). At $29,603, the local median is 2.46% below the national median of $30,349.
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At 40 hours/week in O'Fallon: You'd be in the lower-middle range
How O'Fallon Medical Billing and Coding Specialist Pay Compares
O'Fallon median: $29,603/year (2026)
| Compared To | Median Salary | O'Fallon Pays |
|---|---|---|
| Missouri Average | $29,633 | -0.10% less |
| National Average | $30,349 | -2.46% less |
Medical Billing and Coding Specialists in O'Fallon, MO earn a median of $29,603 per year (2026 est.), which is 2.46% lower than the national median of $30,349 and 0.10% below the Missouri state average of $29,633.
Cost-of-Living Adjusted Salary
O'Fallon has a cost of living 10.40% below the national average, meaning your salary goes further here.
Adjusted salary = nominal × (100 / CoL index). CoL index: 100 = national average.
O'Fallon, MO has a cost-of-living index of 89.6 (below the national average of 100). A medical billing and coding specialist earning $29,603 nominally has purchasing power equivalent to $33,039 in an average-cost city — an effective 11.61% boost.
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2021 BLS Actual
$26,397
2025 BLS Actual
$28,932
2026 Current Est.
$29,603
2021–2027 Growth
+14.7%
Salary Trajectory for Medical Billing and Coding Specialists in O'Fallon (2021–2027)
2021–2025: actual BLS OEWS data for this metro area. 2026+: CAGR 2.32% projection.
| Year | Annual Salary | Status |
|---|---|---|
| 2021 | $26,397 | Actual |
| 2022 | $26,692 | Actual |
| 2023 | $27,597 | Actual |
| 2024 | $41,194 | Actual |
| 2025 | $28,932 | Actual |
| 2026(current) | $29,603 | Estimated |
| 2027 | $30,290 | Projected |
Based on 5 years of BLS OEWS data for the O'Fallon metropolitan area, the median medical billing and coding specialist salary grew 9.6% from $26,397 (2021) to $28,932 (2025). At a 2.32% compound annual growth rate, salaries are projected to reach $30,290 by 2027 — a total increase of $3,893 (14.75%) from 2021.
Note: Historical values (2021–2025) are actual BLS OEWS figures for the O'Fallon metropolitan area, sourced from annual Occupational Employment and Wage Statistics surveys. 2026–2026 figures are current estimates, and 2027 values are projections, calculated using a 2.32% CAGR derived from 5-year BLS historical data. Actual salaries may vary based on employer, experience, certifications, and local market conditions.
Salary by Experience Level
| Experience | Estimated Salary Range |
|---|---|
| 0-2 years (New Graduate) | $20,794 – $24,486 |
| 3-5 years (Mid Career) | $24,486 – $29,603 |
| 5+ years (Experienced) | $29,603 – $37,385 |
| 10+ years (Top Earner) | $37,385 – $45,885 |
MBS salary ranges estimated from BLS percentile data. Individual medical billing and coding specialist compensation varies by employer, certifications, and specialization.
Medical Billing and Coding Specialist Job Market in O'Fallon
|||SPLIT |||
The job market for medical billing and coding specialists in O'Fallon is currently modest, with 22 specialists employed in a city that maintains a cost of living index at 89.6, signaling a more affordable lifestyle compared to national averages. This reality means that although the salaries in this area are somewhat lower, the purchasing power remains viable for those entering or advancing in the profession. Employers within the region, including physician group practice coding offices, insurance companies, and various healthcare settings, tend to offer competitive pay, especially to those with advanced credentials and specialized skills such as inpatient coding or risk adjustment. Notably, compensation can differ significantly based on factors like specialty, productivity bonuses, and whether the position is remote or office-based. To maximize earnings in O'Fallon, aspiring coders should focus on obtaining multiple certifications, seeking roles that allow for remote work, and gaining experience in high-demand areas such as HCC coding.
More salary data for O'Fallon, MO:
Frequently Asked Questions
How much do medical billing and coding specialists make in O'Fallon, MO in 2026?
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Can medical billing and coding specialists make $100K in O'Fallon?
What is the cost-of-living adjusted medical billing and coding specialist salary in O'Fallon?
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Written by Amina Patel, CPC
Career Analyst
Amina has 10 years of experience in medical billing. She specializes in outpatient coding for multi-specialty practices.
Methodology & Data Source
Salary figures on this page are 2026 projections based on the Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS) survey, May 2026 release. The BLS reported a median annual salary of $28,932 for medical billing and coding specialistsin the O'Fallon metropolitan area. A 2.32% compound annual growth rate (CAGR), calculated from 6-year national BLS wage trends, was applied to project current 2026 compensation. Percentile ranges (P10–P90) represent the full salary distribution across experience levels and practice settings in this market.
Data Sources & Methodology
Salary data for O'Fallon is estimated from official BLS state-level occupational wage data (2025), adjusted for regional cost-of-living differences using BEA RPP (Regional Price Parities).
2026 figures are projected from 2025 BLS data using a compound annual growth rate (CAGR) of 2.32%, derived from historical BLS wage trends for medical billing and coding specialists (SOC 29-2072).
Compiled and verified by Amina Patel, CPC, a licensed medical billing and coding specialist with 10+ years of clinical experience. · View source data at BLS.gov