CPT 83045 Fee Schedule
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.
| Key Fact | Detail |
|---|---|
| Service Type | Pathology and Laboratory Procedures Chemistry Procedures |
| Common Place of Service | 21 - Inpatient Hospital 23 - Emergency Room |
| Common Modifiers | None 26 - Professional component 59 - Distinct Procedural Service |
| Complexity Level | Low |
| Medicare Fee Schedule | View Medicare rates for 83045 |
| Medicaid Fee Schedule | View Medicaid rates for 83045 |
National average reimbursement for CPT 83045 by major payers:

$5.34

$3.97

$6.17

$9.53
CPT 83045 vs. Other Chemistry Procedures Codes
The CPT 83045 code is part of the Pathology and Laboratory Procedures services used for Chemistry 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 83045 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 |
|---|---|---|
| 83020-CPT | Low | Blood Oxygen Capacity Test, Blood Or Urine Is Tested For Hemoglobin (Hb) A Protein That Carries Oxygen In Red Blood Cells. Excessive Amounts Of The Various Types Of Hb Are Linked To Anemia And Premature Cell Death. |
| 83036-CPT | Low | Blood Sugar (Glucose) Test, This Test Measures Glucose Bound To Hemoglobin In Blood Samples. The Results Show An Average Of Blood Glucose (Sugar) Levels Over The Previous Three Months. |
| 83045-CPT | Low | Blood Test Methemoglobin, This Test Checks For Methemoglobin In The Blood. Methemoglobin Cuts Off Oxygen To Blood Cells And A Common Symptom Is A Bluish Skin Color. The Condition May Be Genetic Or Caused By Exposure To Chemicals. |
| 83050-CPT | Low | Blood Test Methemoglobin, This Test Checks For Methemoglobin In The Blood. Methemoglobin Cuts Off Oxygen To Blood Cells And A Common Symptom Is A Bluish Skin Color. The Condition May Be Genetic Or Caused By Exposure To Chemicals. |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 83045. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 83045 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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