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See a sample rate comparisonCPT 83921 Fee Schedule
Medicare rates as of January 2026
CPT 83921 is classified under Pathology and Laboratory Procedures, in the Chemistry Procedures subgroup.
Testing For Organic Acids, The Test Measures The Quantity Of An Organic Acid (Such As Fatty Acids Sugars Yeasts And Bacteria) In A Urine Sample.
| Key Fact | Detail |
|---|---|
| Service Type | Pathology and Laboratory Procedures Chemistry Procedures |
| Common Place of Service | 81 - Independent Laboratory 11 - Office |
| Common Modifiers | 90 - Reference Laboratory 91 - Repeat Lab Test |
| Complexity Level | Low |
| Medicare Fee Schedule | $21.21 national lab fee schedule rate (2026) · View Medicare rates for 83921 |
| Medicaid Fee Schedule | $20.01 median of the 8 states in the free preview · View Medicaid rates for 83921 |
National average reimbursement for CPT 83921 by major payers:
$17.05
BCBS / Anthem
$13.75
UnitedHealthcare
$22.87
Aetna
$30.11
Cigna
Compare published rates across providers.
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CPT 83921
5 of 25 sample ratesHigher to lower in this preview
Covenant Medical Center
$27.60Published rateEl Paso Vamc
$23.00Published rateColumbia Medical Center Of Arlington Subsidiary Lp, Medical City Arlington
Columbia Medical Center Of Arlington Subsidiary Lp
$21.20Published rateHospital Service District No. 1 Of Caldwell Parish, Citizens Medical Center
Citizens Medical Center
$21.20Published rateSerge Lartchenko M.D., PLLC
Serge Lartchenko Md PLLC
$9.40Published rate
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Payer Contract Negotiation
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See a sample payer proposalCPT 83921 vs. Other Chemistry Procedures Codes
The table lists codes related to 83921. Select one to see its fee schedule.
| Code | Complexity | Description |
|---|---|---|
| 83918-CPT | Low | Testing For Organic Acids, The Test Measures The Quantity Of An Organic Acid (Such As Fatty Acids Sugars Yeasts And Bacteria) In A Urine Sample. |
| 83919-CPT | Low | Testing For Organic Acids, The Test Measures The Quantity Of An Organic Acid (Such As Fatty Acids Sugars Yeasts And Bacteria) In A Urine Sample. |
| 83921-CPT | Low | Testing For Organic Acids, The Test Measures The Quantity Of An Organic Acid (Such As Fatty Acids Sugars Yeasts And Bacteria) In A Urine Sample. |
| 83930-CPT | Low | Test Of Blood Density, Test To Measure The Density Of Particles In The Blood Which Are Responsible For Retaining Or Secreting Water From The Body. |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 83921. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 83921 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.
Factors that affect fee schedules
Medicare & Medicaid Rates
Government-set reimbursement amounts
Private Insurance Rates
Negotiated rates between providers and insurance companies
Geographic Location
Costs may be higher in urban areas.
Provider Type
Hospital providers may have different rates than private practice.
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