Rate Benchmarking
Compare your rates with similar providers.
Select a published rate, define comparable providers, and see where that rate falls in your market.
See a sample rate comparisonCPT 90940 Fee Schedule
Last Verified: October 2026
Healthcare providers use this code to document and receive reimbursement for visits that address moderate-level medical decision-making, often including multiple diagnoses or prescription management.
Hemodialysis Access Flow Study, Hemodialysis Access Flow Study To Determine Blood Flow In Grafts And Arteriovenous Fistulae By An Indicator Dilution Method Hook-Up Measurement And Disconnection.
| Key Fact | Detail |
|---|---|
| Service Type | Medicine Services and Procedures Dialysis Services and Procedures |
| Common Place of Service | 11 - Office 21 - Inpatient Hospital |
| Common Modifiers | LT - Left side of body RT - Right side of body |
| Complexity Level | Low |
| Medicare Fee Schedule | View Medicare rates for 90940 |
| Medicaid Fee Schedule | $55.62 median of the 7 states in the free preview · View Medicaid rates for 90940 |
National average reimbursement for CPT 90940 by major payers:
$86.03
$77.92
$70.97
$95.04
Compare published rates across providers.
Choose a payer to see a sample of rates for CPT 90940.
CPT 90940
5 of 25 sample ratesHigher to lower in this preview
Adam Wallace
Rockford Health Physicians
$134.97Published rateNina Liu
Northshore University Healthsystem Faculty Practice Associates
$113.94Published rateSuraya Kawadry
Loyola University Medical Center
$95.13Published rateFedra Najjar
The Board Of Trustees Of The University Of Illinois
$76.22Published rateStephanie Hernandez
$53.50Published rate
Get a free rate benchmark for your specialty.
Choose your state and specialty to build a report from payer-published rates.
Use market rates to prepare your payer proposal.
Payer Contract Negotiation
Draft a fee schedule renegotiation letter.
Use your fee schedule and market benchmarks to set target rates and draft a letter for your payer.
See a sample payer proposalCPT 90940 vs. Other Dialysis Services and Procedures Codes
The CPT 90940 code is part of the Medicine Services and Procedures services used for Dialysis Services and Procedures. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.
The CPT 90940 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.
| Code | Complexity | Description |
|---|---|---|
| 90935-CPT | Low | Hemodialysis Procedure With Si, Hemodialysis Procedure With Single Physician Evaluationhemodialysis Procedure With Single Physician Evaluation |
| 90937-CPT | Low | Hemodialysis Procedure Requiri, Hemodialysis Procedure Requiring Repeated Evaluation(S) Withor Without Substantial Revision Of Dialysis Prescription Hemodialysis Procedure Requiringrepeated Evaluation(S) With |
| 90940-CPT | Low | Hemodialysis Access Flow Study, Hemodialysis Access Flow Study To Determine Blood Flow In Grafts And Arteriovenous Fistulae By An Indicator Dilution Method Hook-Up Measurement And Disconnection. |
| 90945-CPT | Low | Dialysis One Evaluation, Dialysis Procedure Other Than Hemodialysis Eg Peritoneal Dialysis Hemofiltration Or Other Continuous Renal Replacement Therapies With Single Evaluation By A Physician Or Other Qualified Health Care Professional |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 90940. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 90940 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.
FREE SAMPLE MARKET COMPARISON
Let's review your payer contracts side-by-side with the market.
Bring your top codes (like CPT 90940) and we'll show you how you compare in 15 minutes or less.