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See a sample rate comparisonCPT 84437 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.
Thyroxine (T-4) Neonatal
| Key Fact | Detail |
|---|---|
| Service Type | Pathology and Laboratory Procedures Chemistry Procedures |
| Common Place of Service | 81 - Independent Laboratory 21 - Inpatient Hospital |
| Common Modifiers | 26 - Professional component QW - CLIA Waived Tests |
| Complexity Level | Low |
| Medicare Fee Schedule | $6.47 national lab fee schedule rate (2026) · View Medicare rates for 84437 |
| Medicaid Fee Schedule | $6.39 median of the 8 states in the free preview · View Medicaid rates for 84437 |
National average reimbursement for CPT 84437 by major payers:
$5.74
$4.54
$6.75
$9.78
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CPT 84437
5 of 25 sample ratesHigher to lower in this preview
Da Pediatric Rehabilitation
$60.00Published rateChristopher Raio
Samaritan Emergency Medical Services PC
$8.86Published rateHcn Ep Horizon City, LLC, The Hospitals Of Providence Emergency Room Montwood
Hcn Ep Horizon City LLC
$6.46Published ratePrisma Health-Upstate, Prisma Health Transplant Center
Prisma Health - Upstate
$5.82Published rateBrittany Ptachick
Hroa 401k Plan
$2.72Published rate
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Payer Contract Negotiation
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See a sample payer proposalCPT 84437 vs. Other Chemistry Procedures Codes
The CPT 84437 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 84437 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 |
|---|---|---|
| 84220-CPT | Low | Blood Test Pyruvate, This Blood Test Measures Pyruvate Which Is Formed As Digestion Breaks Down Carbohydrates And Proteins. When There Is A Deficiency The Cells Do Not Get Enough Energy. |
| 84436-CPT | Low | Thyroid Hormone (T4) Test, Test Of The Thyroid Hormone T4. Evaluating T4 Levels Can Confirm An Over- Or Underactive Thyroid Gland. The Balance Of T4 Is Important As It Helps Manage Enzymes That Make Energy For The Body. |
| 84437-CPT | Low | Thyroxine (T-4) Neonatal |
| 84439-CPT | Low | Thyroid Hormone (T4) Test, Test Of The Thyroid Hormone T4. Evaluating T4 Levels Can Confirm An Over- Or Underactive Thyroid Gland. The Balance Of T4 Is Important As It Helps Manage Enzymes That Make Energy For 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 84437. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 84437 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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